SRP420 Datasheet, PDF (1/1 Pages) Tyco Electronics – PolySwitch®PTC Devices

Tyco / Electronics
Raychem Circuit Protection
308 Constitution Drive
Menlo Park, CA 94025-1164
Phone: [phone]
Fax: [phone]
PolySwitch®
PTC Devices
Overcurrent Protection Device
PRODUCT: SRP420
DOCUMENT: SCD 21792
PCN: 609666
REV LETTER: G
REV DATE: JULY 25, 2002
PAGE NO.: 1 OF 1
Specification Status: RELEASED
Electrical Rating
Voltage: 30V MAX
Current: 100A MAX
Leads:
Nickel: 0.125 mm Nominal
Thickness
Tape:
Polyester
Marking:
420
Manufacturer's Mark
Part Identification
Lot Identification
TABLE I. DIMENSIONS:
A
B
MIN MAX MIN MAX
mm: 30.6 32.4 12.9 13.6
in*: (1.20) (1.28) (0.51) (0.54)
*Rounded off approximation
C
MIN MAX
0.5
1.1
(0.02) (0.04)
D
MIN MAX
5.0 7.5
(0.20) (0.30)
E
MIN MAX
5.0
7.5
(0.20) (0.30)
F
MIN MAX
6.0 6.7
(0.24) (0.26)
TABLE II. PERFORMANCE RATINGS:
I HOLD
CURRENT TRIP LIMITS
AMPS
20°C
HOLD
4.2
AMPS
AT 0°C
HOLD TRIP
5.1 9.5
AMPS
AMPS
AT 20°C
AT 60°C
HOLD TRIP HOLD TRIP
4.2 7.6 3.0 5.5
TIME TO
TRIP
REFERENCE ONE-HOUR
RESISTANCE POST-TRIP
RESISTANCE
AMPS SECONDS AT OHMS
AT 80°C 20°C, 20 A AT 20°C
HOLD TRIP TYP MAX MIN MAX
--
-- 2.6 6.0 0.012 0.024
OHMS
AT 20°C
MIN MAX
0.012 0.040
TRIPPED-
STATE
POWER
DISSIPATION
WATTS AT
20°C, 15V
TYP MAX
2.2 2.9
Reference Documents:
Precedence:
Effectivity:
CAUTION:
PS300
This specification takes precedence over documents referenced herein.
Reference documents shall be the issue in effect on the date of invitation for bid.
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.