PolySwitch®

PTC Devices

Overcurrent Protection Device

PRODUCT: ASMD100F

DOCUMENT: SCD26569

REV LETTER: E

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 Ratings

Operating Voltage / Interrupt Current

Marking:

Notes:

1. All metal surfaces are tin plated.

2. Devices cannot be wave soldered.

3. Drawing not to scale.

H

D

A

E

B

C

G

F

TABLE I. DIMENSIONS:

A

B

C

D

E

F

G

H

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

MIN

MAX

MIN

mm:

6.7

7.9

--

3.0

4.8

5.4

0.5

0.8

0.5

0.8

2.1

2.5

0.7

1.3

0.4

in*: (0.265) (0.31)

--

(0.118) (0.19) (0.21) (0.022) (0.028) (0.022) (0.028) (0.085) (0.095) (0.03) (0.05) (0.017)

TABLE II. PERFORMANCE RATINGS:

CURRENT RATINGS**

TIME TO

TRIP**

RESISTANCE

VALUES

TRIPPED-STATE

POWER

DISSIPATION**

AMPS

AT 0°C

AMPS

AT 20°C

AMPS

AT 60°C

SECONDS AT

25°C, 4.5A

OHMS

AT 25°C

WATTS AT

25°C

HOLD

TRIP

HOLD

TRIP

HOLD

TRIP

MAX

MIN

MAX*

TYP.

1.06

2.54

0.90

2.16

0.60

1.44

20

0.098

0.48

1.1

* Maximum resistance is measured 1 hour after reflow.

** Values specified were determine

d using PCB’s with 0.070”X1.5-ounce copper traces.

Reference Documents

:PS300, PS400

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