SMD Zener Diode
COMCHIP
SMD Diodes Specialist
CZRF52C2 Thru CZRF52C39
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
0.035(0.90)
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.).
0.027(0.70)
0.020(0.50) Typ.
0.012 (0.30) Typ.
0.020(0.50) 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 )
Operating Junction and Storage Temperature Range
O
Symbol
V
F
P
D
Value
0.9
200
Unit
V
mW
I
FSM
2.0
A
T
J
-55 to +125
O
C
REV:A
QW-A2001
Page 1
SMD Zener Diode
Electrical Characteristics(Ta = 25 C)
Zener Voltage
Part Number
Marking
Code
V
Z
(V)
Min
CZRF52C2
CZRF52C2V2
CZRF52C2V4
CZRF52C2V7
CZRF52C3
CZRF52C3V3
CZRF52C3V6
CZRF52C3V9
CZRF52C4V3
CZRF52C4V7
CZRF52C5V1
CZRF52C5V6
CZRF52C6V2
CZRF52C6V8
CZRF52C7V5
CZRF52C8V2
CZRF52C9V1
CZRF52C10
CZRF52C11
CZRF52C12
CZRF52C13
CZRF52C15
CZRF52C16
CZRF52C18
CZRF52C20
CZRF52C22
CZRF52C24
CZRF52C27
CZRF52C30
CZRF52C33
CZRF52C36
CZRF52C39
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
Max
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
Operating
resistance
ZZT(Ohm)
Rising
operating
Resistance
ZZK(Ohm)
Max
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
O
COMCHIP
SMD Diodes Specialist
Reverse
current
IR(uA)
Max
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
Max
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:A
QW-A2001
Page 2
SMD Zener Diode
COMCHIP
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRF52C2 Thru CZRF52C39)
(CZRF52C2
CZRF52C39)
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
O
5C
O
C
75
1
1
10
NORMALL ZENER VOLTAGE,VOLTS
50
1
0.4
0.5
12
25
O
C
0.6
0.7
0.8
0.9
1.0
1.1
FORWARD 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
NOMINAL ZENER VOLTAGE,Volts
NORMAL ZENER VOLTAGE,VOLTS
REV:A
QW-A2001
Page 3
SMD Zener Diode
COMCHIP
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRF52C2 Thru CZRF52C39)
(CZRF52C2
CZRF52C39)
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 CORRENT,mA
10
ZENER CORRENT,mA
10
1
1
0.1
0.1
0.01
0
2
4
6
8
10
12
ZENER VOLTAGE,Volts
0.01
10
20
30
40
50
ZENER 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:A
QW-A2001
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