COMCHIP
SMD Zener Diode
SMD Diodes Specialist
CZRT5221B-GThru CZRT5267B-G
Voltage: 2.4 to 39 Volts
Power: 350 mWatts
RoHS Device
Features
SOT-23
Planar die construction
0.119(3.00)
0.110(2.80)
350mW power dissipation on FR-4 PCB
3
Ideally suited for automated assembly
process
0.056(1.40)
0.047(1.20)
General purpose, medium current
1
2
0.079(2.00)
0.071(1.80)
Mechanical data
Case: SOT-23, Molded plastic
0.006(0.15)
0.002(0.05)
0.041(1.05)
0.035(0.90)
Terminals: Solderable per MIL-STD-
202G,method 208
0.100(2.55)
0.089(2.25)
Polarity: See diagram below
0.004(0.10) max
0.008(0.20) min
Mounting position: Any
0.020(0.50)
0.012(0.30)
Marking: see table on page2
Weight: 0.0078 gram(approx.).
Dimensions in inches and (millimeter)
Single
Electrical Characteristics (TA=25°C, unless otherwise specified)
Parameter
Forward voltage drop at IF=10mA
Symbol
Value
0.9
Unit
V
VF
Power dissipation (Notes A),TA = 25°C
PD
350
mW
Thermal resistance, junction to ambient air (Notes A)
Operating junction and storage temperature range
RθJA
357
oC/W
O
TJ
-65 to +150
C
Notes:
A. Valid provided that device terminals are kept at ambient temperature.
B. Tested with pulses, Tp≤1.0mS.
REV:C
Page 1
QW-BZ013
Comchip Technology CO., LTD.
