02-P1R0-1 Datasheet, PDF (1/1 Pages) NTE Electronics – Overcurrent Protection for Ammeters, Digital Multimeters, Micro−Electric Machinery, and Transistors

THERMISTORS
PTC Radial Lead Types
Description
NTE ’s PTC thermistors are small−sized radial lead organic silicon
resin thermistors designed for overcurrent and overload protec-
tion.
Product Applications
Overload and Current Protection of Mini Voltage Transformer
Primary Loops, Chargers, Safe Guard Unit and Thunder Surge
Protection Circuit for Telecom Apparatus, and Industry−Con-
trolling Exchangers
Overcurrent Protection for Ammeters, Digital Multimeters,
T−02
Micro−Electric Machinery, and Transistors
D
T
T−03
D
T
Specifications
Zero Power resistance (at 25 ): 20%
Surge Voltage Withstanding: V_max x (1.2 to 1.5)
Restore Time: 60 sec max
.295
Operating Temperature Range: −40 to +125 C
(7.5)
NTE Type No.
02−P1R0−1
02−P4R7−1
02−P220−1
02−P121−1
02−P331−1
Max
Operating
Voltage
V_max (V)
30
125
125
265
265
Non−Trip Current
I_nt (mA)
@ 25 C @ 60 C
650mA 600mA
400mA 300mA
135mA 110mA
35mA 30mA
25mA 20mA
Trip Current
@ 25 C
I_t (mA)
1500mA
900mA
340mA
85mA
75mA
Resistance
@ 25 C
()
1.0
4.7
22
120
330
Max
Current
I_max (A)
4.0
1.7
0.8
0.3
0.2
.024
(0.6)
.197
(5.0)
.024
(0.6)
Switch
Temp
T_C ( C)
120 C
120 C
120 C
120 C
120 C
Diag
No.
T−03
T−02
T−03
T−03
T−03
Dimensions (in/mm)
D max
.433 (11.0)
.707 (18.0)
.394 (10.0)
.236 (6.0)
.236 (6.0)
T max
.157 (4.0)
.177 (4.5)
.177 (4.5)
.177 (4.5)
.177 (4.5)
30
NTE Electronics, Inc. Voice (973) 748−5089 FAX (973) 748−6224 http://www.nteinc.com