+862168756810/90
sales.metering@oswell.com.cn
Current Transformer
Current position: Home > PCB-mounted Shunt
SMD shunt
E-Beam welded construction, ROHS compliant.
Max 100A continuous operating current (0.3mΩ)
Low inductance, less than 3nH
Ideal for high current application for automobile market and power modules
2-Terminal or 4-terminal lead structure
Specifications

Derating Curve



Resistance Change VS Temperature




Technical Specifications


Type

Power

Resistance Range(mΩ)

Resistance(mΩ)

Material Thickness (mm)

Material

BFL-2512

3W

0.3 ~ 5

0.3

1.0

Copper & Manganin

0.5

0.9

1.0

0.4

2.0

0.7

Copper & Kama

3.0

0.5

4.0

0.4

5.0

0.4

BFL-3921

5W

0.2 ~ 4

0.2

1.4

Copper & Manganin

0.3

1.4

0.5

0.8

1.0

0.4

2.0

0.2

2.0

0.7

Copper & Kama

3.0

0.4

BFL-5931

7W

0.2 ~ 3

0.2

1.7

Copper & Manganin

0.3

1.1

0.5

0.7

1.0

1.0

Copper & Kama

2.0

0.5

3.0

0.3




Performance


Test item

Specifications

Test Methods

Thermal shock

ΔR≤±0.5%R

-55℃/175℃, 30min, 5cycles

Over load

ΔR≤±0.5%R

5Pn, 5S

Leaching

ΔR≤±0.5%R

260±2℃, 10±1S

Steady state damp heat

ΔR≤±1.0%R

-55℃, RH93±3%, 56d

High frequency vibration

ΔR≤±0.5%R

10～200Hz, 98m/s2, 6h

Load life

ΔR≤±1.0%R

70℃, PR, 1000h

High temperature Exposure

ΔR≤±1.0%R

175℃, 1000h

Terminal strength

ΔR≤±0.5%R

1mm, 10KG, 10S



Drawings