132 05/02
Applications
■Switch-mode power supplies
Features
■Useable in series connections up to 265 Vrms
■Coated thermistor disk
■Kinked leads of tinned copper wire
■Wide resistance range
■UL approval (E69802)
Options
Resistance tolerance < 20 % available on request
Delivery mode
Bulk (standard),
cardboard tape, reeled or in Ammo pack
Climatic category (IEC 60068-1)
Max. power at 25 °CPmax
Resistance tolerance ∆RN/RN
Rated temperature TN
B value tolerance ∆B/B
Dissipation factor (in air) δth
Thermal cooling time constant (in air) τc
Heat capacity Cth
55/170/56
2,1
± 20 %
25
± 3 %
approx. 10
approx. 70
approx. 700
W
°C
mW/K
s
mJ/K
R25
Ω
Imax
(0 … 65 °C)
A
No. of
R/T char-
acteristic
B25/100
K
CT1)
230 V
µF
CT1)
110 V
µF
Parameters for
R(I)1)
Ordering code
kn
2,5 5,5 1201 2700 200 800 0,621 – 1,27 B57236S0259M000
5,0 4,5 1202 2800 300 1200 0,761 – 1,30 B57236S0509M000
10 3,5 1203 2900 300 1200 0,942 – 1,32 B57236S0100M000
12 3,2 1203 2900 300 1200 1,00 – 1,32 B57236S0120M000
16 2,9 1207 2965 300 1200 1,08 – 1,33 B57236S0160M000
20 2,8 1208 3065 300 1200 1,13 – 1,34 B57236S0200M000
25 2,5 1208 3065 300 1200 1,22 – 1,34 B57236S0250M000
50 1,9 1209 3165 300 1200 1,44 – 1,38 B57236S0500M000
80 1,6 1304 3300 400 1600 1,64 – 1,37 B57236S0800M000
TNT0412-J
ø11,5 max.
5
16 max.
ø0,6
136
_
6 max.
Dimensions in mm
Approx. weight 1 g
1) For details on the capacitance CT as well as on the parameters k and n refer to “Application Notes”, pages 40–42.
B57236Inrush Current Limiters
S236