SMD Zener Diode
SMD Diodes Specialist
CZRFR52C2 Thru CZRFR52C39
(RoHS Device)
Voltage 2 to 39 Volts
Power 200 mWatts
Features
200mW Power Dissipation.
High Voltages from 2 ~ 39 V.
Designed for mounting on small surface.
Extremely thin/leadless package.
Pb free product.
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.).
0.040(1.00) Typ.
0.020(0.50) Typ.
0.035(0.90)
0.027(0.70)
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-A2008
Page 1
Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
Electrical Characteristics
(T
A
=25 C)
O
Zener Voltage
Part Nu mbe r
Mar ki ng
Co de
V
Z
(V)
Mi n
CZ RF R5 2C2
CZ RF R5 2C2 V2
CZ RF R5 2C2 V4
CZ RF R5 2C2 V7
CZ RF R5 2C3
CZ RF R5 2C3 V3
CZ RF R5 2C3 V6
CZ RF R5 2C3 V9
CZ RF R5 2C4 V3
CZ RF R5 2C4 V7
CZ RF R5 2C5 V1
CZ RF R5 2C5 V6
CZ RF R5 2C6 V2
CZ RF R5 2C6 V8
CZ RF R5 2C7 V5
CZ RF R5 2C8 V2
CZ RF R5 2C9 V1
CZ RF R5 2C1 0
CZ RF R5 2C11
CZ RF R5 2C1 2
CZ RF R5 2C1 3
CZ RF R5 2C1 5
CZ RF R5 2C1 6
CZ RF R5 2C1 8
CZ RF R5 2C2 0
CZ RF R5 2C2 2
CZ RF R5 2C2 4
CZ RF R5 2C2 7
CZ RF R5 2C3 0
CZ RF R5 2C3 3
CZ RF R5 2C3 6
CZ RF R5 2C3 9
Z0
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z9
ZA
ZB
ZC
ZE
ZF
ZG
ZH
ZJ
ZK
ZM
ZN
ZP
ZQ
ZR
ZS
ZT
ZU
ZV
ZW
ZX
ZY
ZZ
1.90
2.09
2.28
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.89
6.46
7.13
7.79
8.65
9.50
10.45
11.40
12.35
14.25
15.20
17.10
19.00
20.90
22.80
25.65
28.50
31.35
34.20
37.05
Ma x
2.10
2.31
2.52
2.84
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.51
7.14
7.88
8.61
9.56
10.50
11.55
12.60
13.65
15.75
16.80
18.90
21.00
23.10
25.20
28.35
31.50
34.65
37.80
40.95
Op erating
resistance
ZZT(Oh m)
Ri sing
operating
Re sistance
ZZK( Oh m)
Ma x
600
600
600
500
500
500
500
500
500
500
480
400
200
150
50
50
50
70
70
90
110
110
170
170
220
220
220
250
250
250
250
300
Re verse
current
IR( uA)
Ma x
100
100
100
75
50
25
15
10
5
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
0.1
0.1
0.1
0.1
0.1
0.1
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
5
5
Ma x
100
100
85
83
95
95
95
95
95
78
60
40
10
8
7
7
10
15
20
20
25
30
40
50
50
55
80
80
80
80
90
90
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
5
5
I
Z
(mA)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
V
R
(V)
1
1
1
1
1
1
1
1
1
2
0.8
1
2
3
5
6
7
7.5
8.5
9
10
11
12
14
15
17
18
20
23
25
27
29
REV:B
QW-A2008
Page 2
Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRFR52C2 Thru CZRFR52C39)
Fig.1 TEMPERATURE COEFFICENTS
TEMPERATURE COEFFICIENT,(mV/
O
C)
TEMPERATURE COEFFICIENT,(mV/
O
C)
7
6
5
4
3
2
1
0
1
-2
-3
-4
2
3
4
5
6
7
8
9
10
11
12
NOMINAL ZENER VOLTAGE,VOLTS
100
Fig.2 TEMPERATURE COEFFICENTS
10
1
10
20
30
40
50
NOMINAL ZENER VOLTAGE,VOLTS
Fig.3 EFFECT OF ZENER VOLTAGE
ON ZENER IMPEDANCE
1000
DYNAMIC IMPEDANCE,Ohm
FORWARD CURRENT,mA
Fig.4 TYPICAL FORWARD VOLTAGE
1000
I
Z
=1mA
100
I
Z
=5mA
T
J
=25
O
C
I
Z
(AC)0.1I
Z
(DC)
F=1kHZ
100
I
Z
=20mA
10
10
5C
O
C
O
75
1
1
10
NORMALL ZENER VOLTAGE,VOLTS
50
1
0.4
0.5
12
25
C
O
0.6
0.7
0.8
0.9
1.0
1.1
FORW ARD VOLTAGE , Volts
Fig.5 TYPICAL LEAKAGE CURRENT
100
LEAKAGE CURRENT,mA
Fig.6 TYPICAL CAPACITANCE
400
350
CAPACITANCE,
P
F
300
250
200
150
100
-55 C
O
T
A
=25 C
10
1
0.1
0.01
0.001
+25 C
O
O
0V BIAS
1V BIAS
+125 C
O
BIASAT
50% OF V
Z
NOM
0.0001
0.00001
0
5
15
20
25
30
50
0
40
45
0
10
20
30
40
10
35
NO MI NA L ZENE R VOLTAGE ,Volts
NORMAL ZENER VOLTAGE,VOLTS
REV:B
QW-A2008
Page 3
Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRFR52C2 Thru CZRFR52C39)
Fig.7 ZENER VOLTAGE VERSUS ZENER CURRENT
100
2
2V2
2V4
2V7
3
3V3
3V6
3V9
4V3
4V7
5V1
5V6
6V2
6V8
7V5
8V2
9V1
Fig.8 ZENER VOLTAGE VERSUS ZENER CURRENT
100
12
13
15
16
18
20
22
24
27
30
T
A
=25 C
10
11
O
T
A
=25 C
33
36
39
O
ZENER CURRENT,mA
10
ZENER CURRENT,mA
10
1
1
0.1
0.1
0.01
0
2
4
6
8
10
12
ZENE R VOLTAGE ,Volts
0.01
10
20
30
40
50
ZENE R VOLTAGE ,Volts
Fig.9 STEADY STATE POWER DERATING
0.6
POWER DISSIPATION,Watts
0.5
0.4
0.3
0.2
0.1
0
0
25
50
75
O
100
125
150
TEMPERATURE( C)
REV:B
QW-A2008
Page 4
Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
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
.......
.......
10 pitches (min)
Device
.......
.......
.......
.......
Leader
.......
.......
10 pitches (min)
End
Start
Direction of Feed
SYMBOL
A
1.55 ± 0.10
0.061
±
0.004
B
2.65 ± 0.10
0.104
±
0.004
C
1.05 ± 0.10
0.041
±
0.004
d
1.55 ± 0.05
0.061
±
0.002
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
FR/1005
(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 ± 0.05
0.079
±
0.004
T
0.23 ± 0.05
0.009
±
0.002
W
8.00 ± 0.20
0.315
±
0.008
W
1
13.5 MAX.
0.531 MAX.
FR/1005
(mm)
(inch)
REV:B
QW-A2008
Page 5
Comchip Technology CO., LTD.
stm32/stm8
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