SMD Zener Diode
SMD Diodes Specialist
CZRF2V4B Thru CZRF39VB
Voltage 2.4 to 39 Volts
Power 200 mWatts
Features
200mW Power Dissipation.
High Voltages from 2.4 ~ 39 V.
Designed for mounting on small surface.
Extremely thin/leadless package.
Constant voltage control.
Pb free product.
0.035(0.90)
0.027(0.70)
0.051(1.30)
0.043(1.10)
1005(2512)
0.102(2.60)
0.095(2.40)
Mechanical data
Case: 1005(2512)Standard package
Molded plastic.
Terminals: Gold plated, solderable per
MIL-STD-750,method 2026.
Polarity: Indicated by cathode band.
Weight: 0.006 gram(approx.).
0.020(0.50) Typ.
0.012 (0.30) Typ.
0.040(1.00) Typ.
Dimensions in inches and (millimeter)
Maximum Rating AND Electrical Characteristics
Parameter
Maximum Forward Voltage Drop at I
F
= 10 mA
Maximum Power Dissipation at 25 C
Forward current , surge peak
8.3 ms single half sine-wave superimposed
on rate load( JEDEC method )
Peak ESD voltage capability (IEC 61000-4-2)
Operating Junction and Storage Temperature Range
O
Symbol
V
F
P
D
Value
0.9
200
Unit
V
mW
I
FSM
2.0
A
V
PV
T
J
8
-55 to +125
kV
O
C
REV:B
QW-A2003
Page 1
SMD Zener Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRF2V4B Thru CZRF39VB)
100m
8.2
9.1
10
5.1
5. 6
6. 2
6.8
7.5
12
13
11
15
16
18
20
22
27
24
30
33
10m
3.9
1m
ZENER CURRENT:I
Z
(A)
100μ
10μ
1μ
100n
10n
0
5
10
15
20
25
30
35
40
4.3
4. 7
3.6
ZENER VOLTAGE:V
Z
(V)
Fig.1 Zener voltage characteristics
O
TEMP COEFFICIENT CHARACTERISTICS(%/ C)
300
0.10
I
Z
=5mA
0.08
0.06
0.04
0.02
0.00
2
-0.02
ZENER VOLTAGE:V
Z
(V)
-0.04
-0.06
-0.06
-0.08
10
20
30
I
Z
=500μA
POWER DISSIPATION:Pd(mW)
200
100
0
0
25
50
75
100
125
150
AMBIENT TEMPERATURE:Ta(
O
C)
Fig.2 De rating curve
Fig.3 Zener voltage-temp .
Co efficient characteristics
36
REV:B
QW-A2003
Page 3
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