PolySwitch®

PTC Devices

Overcurrent Protection Device

PRODUCT: microSMDCH050F

DOCUMENT: SCD27505

REV LETTER: C

REV DATE: JULY 26, 2016

PAGE NO.: 1 OF 2

© 2016 Littelfuse, Inc.

littelfuse.com

Specifications are subject to change without notice.

Revised July 26, 2016

Specification Status: Released

Maximum Electrical Rating

Voltage:

Short Circuit Current: 10A

Notes:

1. All terminations are tin plated.

2. Drawing not to scale

Marking:

TABLE I. DIMENSIONS:

A

B

C

D

E

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

MIN

mm:

3.00

3.43

0.24

0.64

2.35

2.80

0.25

0.75

0.076

in:

(0.118)

(0.135) (0.009) (0.025) (0.092) (0.110) (0.010) (0.030) (0.003)

TABLE II. PERFORMANCE RATINGS:

CURRENT RATINGS**

TIME TO

TRIP**

RESISTANCE

VALUES

TRIPPED-STATE

POWER

DISSIPATION**

AMPERES

AT 0°C

AMPERES

AT 25°C

AMPERES

AT 85°C

SECONDS

AT 25°C, 8A

OHMS

AT 25°C

WATTS AT

25°C, 6V

HOLD TRIP HOLD TRIP HOLD TRIP

MAX

MIN

MAX*

MAX

0.75

2.25

0.50

1.50

0.35

1.10

0.05

0.19

0.90

1.1

*Maximum resistance is measured 1 hour after reflow.

** Values specified were determined using PCB’s with 0.030”X1.5-ounce copper traces.

Agency Recognition:

None

Reference Documents:

PS300

Precedence:

This specification takes precedence over documents referenced herein.

Effectivity:

Reference documents shall be the issue in effect on the date of invitation for bid.

CAUTION:

Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.

Materials Information

ROHS Compliant

ELV Compliant

Pb-Free

Halogen Free*

* Halogen Free refers to:

Br≤900ppm, Cl≤900ppm, Br+Cl≤1500ppm

HF