1) V
max
: Maximum permissible DC voltage directly applied to the PTC thermistor.
Applications
Inrush current limiter (charging resistor) for
smoothing and DC link capacitors
To replace high-power fixed resistors for
capacitor charging
Features
Self-protecting in case of malfunction of
short-circuit relay or internal short-circuit of
capacitor
Encased thermistor disk with clamp contacts
For high pulse currents and a high number of
operating cycles
Flame-retardant plastic case
Case material UL-listed
Sn-plated lead-free solder pins
Manufacturer's logo and type designation
stamped on in white
RoHS-compatible
Delivery mode
Packed in carton box
Dimensional drawing
Dimensions in mm
Wiring diagram
General technical data
Operating cycles at V
max
(charging of capacitor) N
c
> 100000 cycles
Switching cycles at V
max
(failure mode) N
f
> 10 cycles
Thermal cooling time constant (typical) τ
th
150 s
Heat capacity (typical) C
th
2.0 J/K
Operating temperature range (V = 0) T
op
40/+125 °C
Operating temperature range (V = V
max
) T
op
0/+85 °C
Electrical specifications and ordering codes
V
max
1)
VDC
R
R
Ω
∆R
R
%
T
ref
°C
I
pulse,max
A
p
V
BD
V
Ordering code
550 20 30 135 50 > 700 B59201J0140B010
650 56 30 135 25 > 700 B59202J0135B010
800 100 25 130 20 > 900 B59204J0130B010
Self-protecting power resistors
PTC thermistors in plastic case J201, J202, J204
Page 2 of 7Please read Cautions and warnings and
Important notes at the end of this document.
