Bourns Inc. Productos - Compensadores | Heisener Electronics
Contáctenos
SalesDept@heisener.com +86-755-83210559-836
Iniciar sesión/Registrar
Language Translation

* Please refer to the English Version as our Official Version.

BOM
Carro 0

Bourns Inc. Productos - Compensadores

Registros 7.897
Página  1/283
Imagen
Nº de pieza
Fabricantes
Descripción
Paquete
En existencias
Cantidad
Power (Watts)
Tolerance
Temperature Coefficient
Number of Turns
Adjustment Type
Resistive Material
Mounting Type
Termination Style
Size / Dimension
hot 3314J-1-102E
Bourns Inc.

TRIMMER 1K OHM 0.25W SMD

  • Resistance: 1 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias59.796
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3314G-1-103E
Bourns Inc.

TRIMMER 10K OHM 0.25W SMD

  • Resistance: 10 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: Gull Wing
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias39.084
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
Gull Wing
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3314J-1-200E
Bourns Inc.

TRIMMER 20 OHM 0.25W SMD

  • Resistance: 20 Ohms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias1.149.072
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3314G-1-102E
Bourns Inc.

TRIMMER 1K OHM 0.25W SMD

  • Resistance: 1 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: Gull Wing
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias41.220
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
Gull Wing
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3314J-1-103E
Bourns Inc.

TRIMMER 10K OHM 0.25W SMD

  • Resistance: 10 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias18.288
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3314J-1-501E
Bourns Inc.

TRIMMER 500 OHM 0.25W SMD

  • Resistance: 500 Ohms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias13.632
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3314J-1-202E
Bourns Inc.

TRIMMER 2K OHM 0.25W SMD

  • Resistance: 2 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
Paquete: -
En existencias84.228
0.25W, 1/4W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Square - 0.177" x 0.177" Face x 0.100" H (4.50mm x 4.50mm x 2.55mm)
hot 3313J-1-203E
Bourns Inc.

TRIMMER 20K OHM 0.125W SMD

  • Resistance: 20 kOhms
  • Power (Watts): 0.125W, 1/8W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.138" x 0.126" Face x 0.087" H (3.50mm x 3.20mm x 2.20mm)
Paquete: -
En existencias72.276
0.125W, 1/8W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.138" x 0.126" Face x 0.087" H (3.50mm x 3.20mm x 2.20mm)
hot 3313J-1-503E
Bourns Inc.

TRIMMER 50K OHM 0.125W SMD

  • Resistance: 50 kOhms
  • Power (Watts): 0.125W, 1/8W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.138" x 0.126" Face x 0.087" H (3.50mm x 3.20mm x 2.20mm)
Paquete: -
En existencias291.636
0.125W, 1/8W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.138" x 0.126" Face x 0.087" H (3.50mm x 3.20mm x 2.20mm)
hot 3313J-1-202E
Bourns Inc.

TRIMMER 2K OHM 0.125W SMD

  • Resistance: 2 kOhms
  • Power (Watts): 0.125W, 1/8W
  • Tolerance: ±20%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.138" x 0.126" Face x 0.087" H (3.50mm x 3.20mm x 2.20mm)
Paquete: -
En existencias11.076
0.125W, 1/8W
±20%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.138" x 0.126" Face x 0.087" H (3.50mm x 3.20mm x 2.20mm)
hot 3362P-1-104LF
Bourns Inc.

TRIMMER 100K OHM 0.5W PC PIN

  • Resistance: 100 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Through Hole
  • Termination Style: PC Pins
  • Size / Dimension: Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
Paquete: -
En existencias12.252
0.5W, 1/2W
±10%
±100ppm/°C
1
Top Adjustment
Cermet
Through Hole
PC Pins
Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
hot 3362P-1-203LF
Bourns Inc.

TRIMMER 20K OHM 0.5W PC PIN

  • Resistance: 20 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Through Hole
  • Termination Style: PC Pins
  • Size / Dimension: Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
Paquete: -
En existencias137.136
0.5W, 1/2W
±10%
±100ppm/°C
1
Top Adjustment
Cermet
Through Hole
PC Pins
Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
hot 3362P-1-502LF
Bourns Inc.

TRIMMER 5K OHM 0.5W PC PIN

  • Resistance: 5 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Through Hole
  • Termination Style: PC Pins
  • Size / Dimension: Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
Paquete: -
En existencias12.264
0.5W, 1/2W
±10%
±100ppm/°C
1
Top Adjustment
Cermet
Through Hole
PC Pins
Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
hot 3362P-1-103LF
Bourns Inc.

TRIMMER 10K OHM 0.5W PC PIN

  • Resistance: 10 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Through Hole
  • Termination Style: PC Pins
  • Size / Dimension: Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
Paquete: -
En existencias200.460
0.5W, 1/2W
±10%
±100ppm/°C
1
Top Adjustment
Cermet
Through Hole
PC Pins
Rectangular - 0.275" x 0.260" Face x 0.185" H (6.99mm x 6.60mm x 4.70mm)
PVG3A202C01R00
Bourns Inc.

TRIMMER 2K OHM 0.25W SMD

  • Resistance: 2 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias19.200
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
hot PVG3A104C01R00
Bourns Inc.

TRIMMER 100K OHM 0.25W SMD

  • Resistance: 100 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias46.800
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
PVG3A503C01R00
Bourns Inc.

TRIMMER 50K OHM 0.25W SMD

  • Resistance: 50 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias87.432
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
PVG3A203C01R00
Bourns Inc.

TRIMMER 20K OHM 0.25W SMD

  • Resistance: 20 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias66.912
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
PVG3A101C01R00
Bourns Inc.

TRIMMER 100 OHM 0.25W SMD

  • Resistance: 100 Ohms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias96.594
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
hot PVG3A502C01R00
Bourns Inc.

TRIMMER 5K OHM 0.25W SMD

  • Resistance: 5 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias7.572
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
PVG3A501C01R00
Bourns Inc.

TRIMMER 500 OHM 0.25W SMD

  • Resistance: 500 Ohms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias112.092
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
PVG3A201C01R00
Bourns Inc.

TRIMMER 200 OHM 0.25W SMD

  • Resistance: 200 Ohms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias96.516
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
hot PVG3A103C01R00
Bourns Inc.

TRIMMER 10K OHM 0.25W SMD

  • Resistance: 10 kOhms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias62.160
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
hot PVG3A200C01R00
Bourns Inc.

TRIMMER 20 OHM 0.25W SMD

  • Resistance: 20 Ohms
  • Power (Watts): 0.25W, 1/4W
  • Tolerance: ±20%
  • Temperature Coefficient: ±150ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
Paquete: -
En existencias35.400
0.25W, 1/4W
±20%
±150ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.142" x 0.134" Face x 0.079" H (3.60mm x 3.40mm x 2.00mm)
3361S-1-502GLF
Bourns Inc.

TRIMMER 5K OHM 0.5W SMD

  • Resistance: 5 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Side Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: Gull Wing
  • Size / Dimension: Rectangular - 0.264" x 0.290" Face x 0.290" H (6.71mm x 7.37mm x 7.37mm)
Paquete: -
En existencias27.912
0.5W, 1/2W
±10%
±100ppm/°C
1
Side Adjustment
Cermet
Surface Mount
Gull Wing
Rectangular - 0.264" x 0.290" Face x 0.290" H (6.71mm x 7.37mm x 7.37mm)
3361P-1-104GLF
Bourns Inc.

TRIMMER 100K OHM 0.5W SMD

  • Resistance: 100 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: Gull Wing
  • Size / Dimension: Square - 0.277" x 0.264" Face x 0.205" H (7.04mm x 6.71mm x 5.21mm)
Paquete: -
En existencias18.300
0.5W, 1/2W
±10%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
Gull Wing
Square - 0.277" x 0.264" Face x 0.205" H (7.04mm x 6.71mm x 5.21mm)
3361P-1-103GLF
Bourns Inc.

TRIMMER 10K OHM 0.5W SMD

  • Resistance: 10 kOhms
  • Power (Watts): 0.5W, 1/2W
  • Tolerance: ±10%
  • Temperature Coefficient: ±100ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: Gull Wing
  • Size / Dimension: Square - 0.277" x 0.264" Face x 0.205" H (7.04mm x 6.71mm x 5.21mm)
Paquete: -
En existencias26.808
0.5W, 1/2W
±10%
±100ppm/°C
1
Top Adjustment
Cermet
Surface Mount
Gull Wing
Square - 0.277" x 0.264" Face x 0.205" H (7.04mm x 6.71mm x 5.21mm)
hot TC33X-2-103E
Bourns Inc.

TRIMMER 10K OHM 0.1W SMD

  • Resistance: 10 kOhms
  • Power (Watts): 0.1W, 1/10W
  • Tolerance: ±25%
  • Temperature Coefficient: ±250ppm/°C
  • Number of Turns: 1
  • Adjustment Type: Top Adjustment
  • Resistive Material: Cermet
  • Mounting Type: Surface Mount
  • Termination Style: J Lead
  • Size / Dimension: Rectangular - 0.150" x 0.142" Face x 0.047" H (3.80mm x 3.60mm x 1.20mm)
Paquete: -
En existencias330.000
0.1W, 1/10W
±25%
±250ppm/°C
1
Top Adjustment
Cermet
Surface Mount
J Lead
Rectangular - 0.150" x 0.142" Face x 0.047" H (3.80mm x 3.60mm x 1.20mm)