PTC thermistors for overcurrent
protection and as inrush current limiters
Leaded disks, 260 V up to 1000 V
Series/Type: B597**C0... / B594**C1...
Date: February 2018
EPCOS AG 2018. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.Overcurrent protection and inrush current limiting
Leaded disks, 260 V up to 1000 V
Applications Dimensional drawing with coating,
Inrush current limiter for smoothing and C14** and C7**
DC link capacitors
To replace high-power fixed resistors for
capacitor charging
Overcurrent and short circuit protection
Features
Lead-free terminals
Self-protecting in case of malfunction of
short-circuit relay or internal short circuit of
capacitor
Inrush current limiters are not damaged
Dimensional drawing without coating,
when directly connected to V even without
max B750 and B770
additional current limitation
Marking: Type, manufacturer's logo,
reference temperature inC and date code
YYWW
UL approval to UL 1434 (file number
E69802) for ICL application selected types;
V = 480 V and V = 400 V for C755
max R
UL approval to UL 1434 (file number
E69802) for overcurrent protection
V = 420 V and V = 380 V, except type
max R
C758, C1412 and C1451
Dimensions in mm
VDE approval (licence number 40040539)
Type w h l th d
max max min max
for ICL applications and for overcurrent
B750 12.5 16.5 35 5.0 0.6
protection selected types
B770 8.5 12.0 25 7.0 0.6
(licence number 104843)
C1412 15.0 19.0 35 7.5 0.8
IECQ certificate (file number 101-QA-13) for
C1451 15.0 19.0 35 7.5 0.8
ICL applications and for overcurrent
C750 13.0 18.0 35 5.5 0.6
protection selected types
C751 13.0 18.0 35 7.5 0.6
(file number 101-QA-2)
C752 13.0 18.0 25 7.5 0.6
Qualification based on AEC-Q200, Rev. D
C753 13.0 18.0 25 7.5 0.6
for B59412C1130B070 and
C754 13.0 18.0 25 7.5 0.6
B59451C1130B070
C755 13.0 18.0 35 7.5 0.6
RoHS-compatible C758 13.0 18.0 35 7.5 0.6
C770 9.0 13.5 25 7.5 0.6
C771 9.0 13.5 25 7.5 0.6
Delivery mode
C772 9.0 13.5 25 7.5 0.6
Cardboard strips (standard)
C773 9.0 13.5 25 7.5 0.6
Cardboard tape reeled or in Ammo pack on
C774 9.0 13.5 25 7.5 0.6
request
Please read Cautions and warnings and Page 2 of 23
Important notesat the end of this document.