CU4032K250G2 EPCOS Inc, CU4032K250G2 Datasheet - Page 3

• Manufacturer Part Number: CU4032K250G2
• Description: VARISTOR STD 250VRMS 4032 SMD
• Manufacturer: EPCOS Inc
• Series: CUr

Specifications of CU4032K250G2

• Varistor Voltage: 390V
• Current-surge: 1.2kA
• Number Of Circuits: 1
• Maximum Ac Volts: 250VAC
• Maximum Dc Volts: 320VDC
• Energy: 19J
• Package / Case: Non-Standard SMD
• Technology: Metal Oxide
• Capacitance Value: 105pF
• Clamping Current: 10A
• Clamping Voltage: 650V
• Ac Voltage Rating (max): 250VAC
• Dc Voltage Rating (max): 320VDC
• Operating Temp Range: -40C to 85C
• Mounting: Surface Mount
• Surge Current (max): 1200A
• Size Code: 4032
• Product Length (mm): 10.2mm
• Product Depth (mm): 8mm
• Product Height (mm): 4.5mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: B72660M 251K 72; B72660M0251K072; B72660M251K72

Features
Applications
Design
V/I characteristics and derating curves
V/I and derating curves are attached to the data sheet. The curves are sorted by V
then by case size, which is included in the type designation.
General technical data
Maximum RMS operating voltage
Maximum DC operating voltage
Maximum surge current
Maximum energy absorption
Maximum power dissipation
Maximum clamping voltage
Operating temperature
Storage temperature
Temperature derating
Please read Cautions and warnings and
Important notes at the end of this document.
SMD disk varistors (CU varistors)
Standard series
Electrical equivalents to leaded types SIOV-S05/S07
Operating voltage up to 300 V
SMD plastic package
RoHS-compatible
Suitable for lead-free soldering
UL approved
CSA approved (types with voltages higher than 130 V
PSpice models available
Overvoltage protection and transient suppression in control electronics, detectors and
sensors, touch screens, plug-in cards, remote controls
Cylindrical varistor element, encapsulated.
Encapsulation: thermoplastic, flame-retardant to UL 94 V-0.
Termination: tinned copper alloy, suitable for lead-free wave and reflow soldering, and
compatible with tin/lead solder.
RMS
(8/20 µs)
(2 ms)
(8/20 µs)
Page 3 of 35
Climatic category:
RMS
)
V
V
I
W
P
V
T
LCT/UCT
surge,max
op
RMS,max
DC,max
diss,max
clamp,max
max
40/+85 C
11 ... 300
14 ... 385
100 ... 1200
300 ... 23000
10 ... 250
36 ... 775
40/+85
40/+125
RMS
and
V
V
A
mJ
mW
V
C
C