SMD Zener Diode
CZRQR2V4B-HF Thru CZRQR39VB-HF
Voltage 2.4 to 39 Volts
Power 125 mWatts
RoHS Device
Halogen Free
Features
-125mW 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.
0.022(0.55)
0.018(0.45)
0.026(0.65)
0.022(0.55)
0402/SOD-923F
0.041(1.05)
0.037(0.95)
Mechanical data
-Case: 0402/SOD-923F Standard package
Molded plastic.
-Terminals: Gold plated, solderable per
MIL-STD-750,method 2026.
-Polarity: Indicated by cathode band.
0.012(0.30) Typ.
0.020(0.50) Typ.
Dimensions in inches and (millimeter)
-Weight: 0.001 gram(approx.).
Maximum Rating AND Electrical Characteristics
Parameter
Maximum Forward Voltage Drop at I
F
= 10 mA
Maximum Power Dissipation at 25 C
O
Symbol
V
F
P
D
Value
0.9
125
Unit
V
mW
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
I
FSM
2.0
A
V
PV
T
J
8
-55 to +125
kV
O
C
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QW-G2013
Page 1
Comchip Technology CO., LTD.
SMD Zener Diode
Electrical Characteristics(Ta = 25C)
Zener Voltage
Part Number
Marking
Code
V
Z
(V)
Min
CZRQR2V4B-HF
CZRQR2V7B-HF
CZRQR3V0B-HF
CZRQR3V3B-HF
CZRQR3V6B-HF
CZRQR3V9B-HF
CZRQR4V3B-HF
CZRQR4V7B-HF
CZRQR5V1B-HF
CZRQR5V6B-HF
CZRQR6V2B-HF
CZRQR6V8B-HF
CZRQR7V5B-HF
CZRQR8V2B-HF
CZRQR9V1B-HF
CZRQR10VB-HF
CZRQR11VB-HF
CZRQR12VB-HF
CZRQR13VB-HF
CZRQR15VB-HF
CZRQR16VB-HF
CZRQR18VB-HF
CZRQR20VB-HF
CZRQR22VB-HF
CZRQR24VB-HF
CZRQR27VB-HF
CZRQR30VB-HF
CZRQR33VB-HF
CZRQR36VB-HF
CZRQR39VB-HF
O
Operating
resistance
ZZT(Ohm)
Rising
operating
Resistance
ZZK(Ohm)
Max
1800
1900
2000
2200
2300
2400
2500
2200
2050
1800
1300
750
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
Reverse
current
IR(uA)
Max
100
75
50
25
15
10
5
3
2
2
1
1
0.5
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Max
2.46
2.77
3.08
3.38
3.69
4.00
4.41
4.82
5.23
5.74
6.36
6.97
7.69
8.41
9.33
10.25
11.27
12.30
13.32
15.37
16.40
18.45
20.50
22.55
24.60
27.67
30.75
33.82
36.90
39.97
I
Z
(mA)
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
Max
100
100
95
95
90
90
88
70
50
25
10
8
7
7
10
15
18
22
25
32
36
42
48
55
62
70
78
88
95
130
I
Z
(mA)
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
I
Z
(mA)
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
V
R
(V)
1
1
1
1
1
1
1
1.5
2
3
4
5.2
6
6.5
7
8
8.4
9.1
9.9
11
12
14
15
17
18
21
23
25
27
30
U2
U3
U4
U5
U6
U7
U8
U9
UA
UB
UC
UE
UF
UG
UH
UJ
UK
UM
UN
UP
UQ
UR
US
UT
UU
UV
UW
UX
UY
UZ
2.34
2.63
2.93
3.22
3.51
3.80
4.19
4.58
4.97
5.46
6.05
6.63
7.31
8.00
8.87
9.75
10.73
11.70
12.68
14.63
15.60
17.55
19.50
21.45
23.40
26.33
29.25
32.18
35.10
38.03
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Comchip Technology CO., LTD.
SMD Zener Diode
RATING AND CHARACTERISTIC CURVES (CZRQR2V4B-HF Thru CZRQR39VB-HF)
100m
5. 1
5.6
6.2
6. 8
7.5
8.2
9. 1
10
12
13
11
15
16
18
20
22
27
24
30
33
10m
3.9
1m
ZENER CU RRENT: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
TE MP CO EF FICI ENT CHA RA CT ERI STICS (%/ 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
O
125
C)
150
AMBIENT TEMPERATURE:Ta(
Fig.2 Derating curve
Fig.3 Zener voltage-temp.
Coefficient characteristics
36
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Comchip Technology CO., LTD.
SMD Zener Diode
Reel Taping Specification
P
0
P
1
d
Index hole
E
T
F
B
Polarity
W
C
P
A
12
0
o
D
2
D
1
D
W
1
Trailer
.......
.......
160 pitches
Device
.......
.......
.......
.......
Leader
.......
.......
50 pitches
End
Start
Direction of Feed
SYMBOL
A
0.75 ± 0.10
0.030
±
0.004
B
1.15 ± 0.10
0.045
±
0.004
C
0.60 ± 0.10
0.024
±
0.004
d
1.55 ± 0.10
0.061
±
0.004
D
178 ± 1
7.008
±
0.04
D
1
60.0 MIN.
2.362 MIN.
D
2
13.0 ± 0.20
0.512
±
0.008
0402
(SOD-923F)
(mm)
(inch)
SYMBOL
E
1.75 ± 0.10
0.069
±
0.004
F
3.50 ± 0.05
0.138
±
0.002
P
4.00 ± 0.10
0.157
±
0.004
P
0
4.00 ± 0.10
0.157
±
0.004
P
1
2.00 ± 0.10
0.079
±
0.004
T
0.22 ± 0.05
0.009
±
0.002
W
8.00 ± 0.20
0.315
±
0.008
W
1
13.5 MAX.
0.531 MAX.
0402
(SOD-923F)
(mm)
(inch)
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Comchip Technology CO., LTD.
SMD Zener Diode
Suggested PAD Layout
0402/SOD-923F
SIZE
(mm)
A
B
C
D
E
0.750
0.500
0.700
1.250
0.250
(inch)
0.030
0.020
C
D
A
E
0.028
0.049
0.010
B
Standard Package
Qty per Reel
Case Type
(Pcs)
0402/SOD-923F
5000
Reel Size
(inch)
7
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