Features

for lithium polymer and prismatic cells

Applications

Battery cell protection for:

*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.

**Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less;

(b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.

Specifications are subject to change without notice.

The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.

Users should verify actual device performance in their specific applications.

Ratings

Specification

Model

KCA72AB0

KCA77AB0

KCA82AB0

KCA85AB0

Trip Temperature

72 °C ± 5 °C

77 °C ± 5 °C

82 °C ± 5 °C

85 °C ± 5 °C

Reset Temperature

40 °C min.

Contact Rating

DC12V / 25 A, 6000 cycles

Maximum Breaking Current

DC5V / 60 A, 100 cycles

Maximum Voltage

DC28V / 25 A, 100 cycles

Minimum Holding Voltage

2 V @ 25 °C for 1 minute

Maximum Leakage Current

200 mA max. @ 25 °C

Resistance

5 milliohms max.

Agency Recognition

Description

UL, cUL

File Number: E215638,

Vol. 2

TUV

File Number: R50305080

Product Dimensions

Product Structure

DIMENSIONS:

MM

(INCHES)

How to Order

KCA 77 A B 0

Series Designator

Trip Temperature (±5 °C)

• 72

• 82

• 77

• 85

Arm Material

A = Cu Alloy, High Current Type

Terminal Type

(with/without Projection & Terminal Length)

Manufacturer’s Internal Code

5.4 ± 0.1

(.213 ± .004)

2.9 ± 0.1

(.114 ± .004)

2.9 ± 0.1

(.114 ± .004)

2.3 ± 0.1

(.091 ± .004)

0.89 ± 0.05

(.035 ± .002)

2.3 ± 0.1

(.091 ± .004)

3.2 ± 0.1

(.126 ± .004)

0.1 ± 0.01

(.004 ± .0004)

3115A

KCA72AB0

00

ARM

TERMINAL

COVER

PLATE

CONTACT

COVER

ARM

BASE

TERMINAL

BASE

AVAILABLE WITH AND WITHOUT PROJECTIONS.

PROJECTION

BIMETAL DISC

PTC

PROJECTION