Type 0AMA

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Bel Fuse Inc.

300 Executive Drive, Suite 300,

West Orange, NJ 07052 USA

+1 201.432.0463

Bel.US.CS@belf.com

belfuse.com/circuit-protection

© 2024 Bel Fuse, Inc.

Rev. 0AMA Sep2024

Temperature Rerating Curve

Average Time Current Curve

Operating Temperature: -55°C to +125°C,

with proper rerating factor applied

Electrical Specifications

Part Number

Rated Current

Voltage and

Interrupting

Ratings

Typical Cold.

Resistance

(Ω)

I²t *

(A²sec)

color coding

Agency

Approvals

Pre-arcing

0AMA-0040-TD

40mA

See Table of

Ratings on

Page 1 for

Voltage and

associated

Interrupting

Ratings

14.2

0.00006

Grey

Y

0AMA-0050-TD

50mA

9.40

0.00010

Red

Y

0AMA-0063-TD

63mA

8.80

0.00012

Pink

Y

0AMA-0080-TD

80mA

5.10

0.00018

Green

Y

0AMA-0100-TD

100mA

2.87

0.00087

Yellow

Y

0AMA-0125-TD

125mA

2.20

0.00134

Orange

Y

0AMA-0160-TD

160mA

2.05

0.00166

Violet

Y

0AMA-0200-TD

200mA

1.01

0.00237

Brown

Y

0AMA-0250-TD

250mA

0.71

0.00530

Black

Y

Consult manufacturer for other ratings

* I2t is measured with 10In.

Specifications subject to change without notice

0.0001

0.001

0.01

0.1

1

10

100

1000

0.01

0.1

1

10

100

CURRENT IN AMPERES

40mA

50mA

63mA

80mA

100mA

125mA

160mA

200mA

250A