Current Sense Resistor Datasheet

© 2024 Littelfuse, Inc.

Specifications are subject to change without notice.

Revised: GD. 10/29/24

7

Two-Terminal Surface Mount Resistor

WPA/B/C Series

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not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at http://www.littelfuse.com/disclaimer-electronics.

Part Numbering System

Tape and Reel Specifications

Part Number

A±5 (mm)

N±2 (mm)

W1±1 (mm)

WPA1206

178

60

9

WPB2512

178

60

13

WPC2512

178

60

13

Part

Number

W

(mm)

P0

(mm)

P

(mm)

P2

(mm)

A0

(mm)

B0

(mm)

D0

(mm)

F

(mm)

E

(mm)

T

(mm)

T1

(mm)

K0

(mm)

WPA1206

8.00±0.30

4.00±0.10

4.00±0.10

2.00±0.10

2.10±0.10 3.70±0.10 1.50±0.10

3.50±0.10

1.75±0.10

1.12±0.10

-

-

WPB2512

0M50, 0M75 12.00±0.30 4.00±0.10

4.00±0.10

2.00±0.10

3.40±0.20 6.75±0.20

1.55±0.10

5.50±0.10

1.75±0.10

0.20±0.10

Max. 0.1

1.30

+0.2/-0.1

WPB2512

R001~R056

12.00±0.30 4.00±0.10

4.00±0.10

2.00±0.10

3.40±0.20

6.75±0.20

1.55±0.10

5.50±0.10

1.75±0.10

0.20±0.10

Max. 0.10

1.00 ±0.20

WPC2512

0M50, 0M75 12.00±0.30 4.00±0.10

4.00±0.10

2.00±0.10

3.40±0.20 6.75±0.20

1.55±0.10

5.50±0.10

1.75±0.10

0.20±0.10

Max. 0.10

1.30

+0.2/-0.1

WPC2512

R001~R004

12.00±0.30 4.00±0.10

4.00±0.10

2.00±0.10

3.40±0.20 6.75±0.20

1.55±0.10

5.50±0.10

1.75±0.10

0.20±0.10

Max. 0.10

1.30 ±0.20

WPC2512

R005~R056

12.00±0.30 4.00±0.10

4.00±0.10

2.00±0.10

3.40±0.20 6.75±0.20

1.55±0.10

5.50±0.10

1.75±0.10

0.20±0.10

Max. 0.10

1.00±0.20

WPC 2512 R L R001 F W R

Series

Quantity Code

Tolerance Code

Packaging Code

Size

TCR

Resistance Value Code

Littelfuse Surface

Mount CSR

Y = 4,000

W = 3,000

Q = ±50 ppm °C

D = ±75 ppm °C

R = ±100 ppm °C

G = ±150 ppm °C

F = ±1%

D = ±0.5%

R = Tape and Reel

4 digit code for all values.

R or M denotes decimal

position as necessary

Note: Tape and reel packaging in accordance to EIA-481