SMD Zener Diode
CZRT5221B-HF Thru CZRT5267B-HF
Voltage: 2.4 to 39 Volts
Power: 350 mWatts
RoHS Device
Halogen Free
SOT-23
Features
0.119(3.00)
0.110(2.80)
-Planar die construction
3
-350mW power dissipation on FR-4 PCB
0.056(1.40)
0.047(1.20)
-Ideally suited for automated assembly
process
1
2
-General purpose, medium current
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)
0.100(2.55)
0.089(2.25)
-Terminals: Solderable per MIL-STD-
202G,method 208
-Polarity: See diagram below
-Mounting position: Any
0.004(0.10) max
0.008(0.20) min
0.020(0.50)
0.012(0.30)
-Marking: see table on page2
Dimensions in inches and (millimeter)
-Weight: 0.0078 gram(approx.).
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
TJ
357
oC/W
O
-65 to +150
C
Notes:
A. Valid provided that device terminals are kept at ambient temperature.
B. Tested with pulses, Tp≤1.0mS.
REV:A
Page 1
QW-JZ002
Comchip Technology CO., LTD.