Comchip CZRA4755-HF Smd zener diode Datasheet

SMD Zener Diode
SMD Diodes Specialist
CZRA4728-HF Thru. CZRA4755-HF
Voltage: 3.3 to 43 Volts
Power: 1.0 Watts
RoHS Device
Halogen Free
DO-214AC/SMA
Features
0.196(4.9)
0.180(4.4)
-Batch process design, excellent power dissipation
offers better reverse leakage current and thermal
resistance.
-Glass pasisivated chip junction.
0.012(0.3) Typ.
0.106(2.7)
0.091(2.3)
-Typical IR less than 0.5µA above 11V.
-Standard zener voltage tolerance ±5%.
-Low inductance.
Mechanical data
-Epoxy: UL94-V0 rated flame retardant.
0.068(1.7)
0.060(1.5)
-Case: Molded plastic, JEDEC DO-214AC/SMA .
0.032(0.8)Typ.
-Terminals: Solder Plated,solderable per
MIL-STD-750,method 2026.
0.032(0.8)Typ.
-Polarity: Indicated by Cathode band.
-Mounting position: Any.
Dimensions in inches and (millimeter)
-Weight: 0.05 gram(approx.).
Maximum Rating And Electrical Characteristics
(TA=25°C, unless otherwise noted)
Parameter
Forward voltage
Units
VF
1.20
V
PD
1000
V
8.3ms single half sine-wave
superimposed on rate load
(JEDEC method)
IFSM
100
A
Junction to case
RθJC
100
°C/W
Junction to ambient
RθJA
110
°C/W
IF =200 mA DC
Power Dissipation
Peak surge forward current
Symbol
MAX.
Condition
MIN.
TYP.
Thermal resistance
Storge temperature
TJ
-65
+175
°C
Operating temperature
TJ
-55
+150
°C
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SMD Zener Diode
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Electrical Characteristics ( at TA = 25°C unless otherwise noted)
Zener Voltage
Part Number
Marking
Zener Impedance
Test Current
VZ@IZT
IZT
Volts
mA
oHMs
Code
ZZT @ IZT ZZK @ IZK
Leakage Current
Surge Current
IZK
IR
VR
Isurge
oHMs
mA
uA
Volts
mA
CZRA4728-HF
Z3V3
3.3
76
10
400
1.0
100
1.0
1380
CZRA4729-HF
Z3V6
3.6
69
10
400
1.0
100
1.0
1260
CZRA4730-HF
Z3V9
3.9
64
9
400
1.0
50
1.0
1190
CZRA4731-HF
Z4V3
4.3
58
9
400
1.0
10
1.0
1070
CZRA4732-HF
Z4V7
4.7
53
8
500
1.0
10
1.0
970
CZRA4733-HF
Z5V1
5.1
49
7
550
1.0
10
1.0
890
CZRA4734-HF
Z5V6
5.6
45
5
600
1.0
10
2.0
810
CZRA4735-HF
Z6V2
6.2
41
2
700
1.0
10
3.0
730
CZRA4736-HF
Z6V8
6.8
37
3.5
700
1.0
10
4.0
660
CZRA4737-HF
Z7V5
7.5
34
4
700
0.5
10
5.0
605
CZRA4738-HF
Z8V2
8.2
31
4.5
700
0.5
10
6.0
550
CZRA4739-HF
Z9V1
9.1
28
5
700
0.5
10
7.0
500
CZRA4740-HF
Z10
10
25
7
700
0.25
10
7.6
454
CZRA4741-HF
Z11
11
23
8
700
0.25
5
8.4
414
CZRA4742-HF
Z12
12
21
9
700
0.25
5
9.1
380
CZRA4743-HF
Z13
13
19
10
700
0.25
5
9.9
344
CZRA4744-HF
Z15
15
17
14
700
0.25
5
11.4
304
CZRA4745-HF
Z16
16
15.5
16
700
0.25
5
12.2
285
CZRA4746-HF
Z18
18
14
20
750
0.25
5
13.7
250
CZRA4747-HF
Z20
20
12.5
22
750
0.25
5
15.2
225
CZRA4748-HF
Z22
22
11.5
23
750
0.25
5
16.7
205
CZRA4749-HF
Z24
24
10.5
25
750
0.25
5
18.2
190
CZRA4750-HF
Z27
27
9.5
35
750
0.25
5
20.6
170
CZRA4751-HF
Z30
30
8.5
40
1000
0.25
5
22.8
150
CZRA4752-HF
Z33
33
7.5
45
1000
0.25
5
25.4
135
CZRA4753-HF
Z36
36
7.0
50
1000
0.25
5
27.4
125
CZRA4754-HF
Z39
39
6.5
60
1000
0.25
5
29.7
115
CZRA4755-HF
Z43
43
6.0
70
1500
0.25
5
32.7
105
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SMD Zener Diode
SMD Diodes Specialist
RATING AND CHARACTERISTIC CURVES (CZRA4728-HF Thru. CZRA4755-HF)
FIG 1B. Range for Units 12 to 100 Volts
FIG 1A. Range for Units to 12 Volts
100
Temperature Coefficient, (mV/°C)
Temperature Coefficient, (mV/°C)
12
10
8
6
4
2
Range
0
-2
VZ@IZT
10
Range
VZ@IZT
-4
2
3
4
5
6
7
8
9
10
11
1
10
12
50
100
Zener Voltage, (V)
Zener Voltage, (V)
175
Temperature Coefficient, (mV/°C)
Junction to lead thermal, (mV/°C/W)
FIG 2. Temperature Coefficients (-55°C to +150°C temperature change ; 90% of the units are in the ranges indicated.)
150
125
100
75
50
25
0
6
VZ@IZT
TA=25 OC
4
20mA
2
1mA
-2
Note: Below 3V and above 8V changes
in Zener Voltage do not affect temperature
-4
0
0.1 0.2 0.3 0.4 0.5 0.6
0.7 0.8 0.9 1.0
3
FIG 3. Typical Thermal Resistance
Versus Lead
6
8
7
400
Capacitance, (pF)
IZ=1mA
IZ=5mA
IZ=20mA
10
TJ=25°C
IZ(ms)=0.1IZ(do)
f=60HZ
1
1
5
FIG 4. Effect of Zener Current
1000
100
4
Zener Voltage, (V)
Lead length to heat sink, (Inches)
Dynamic impedance, (ohms)
0.01mA
0
10
Zener Current,(mA)
100
0V bias
100
1V bias
10
50% of breakdown
bias
4
1
10
100
Nominal Vz, (V)
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SMD Zener Diodes
SMD Diodes Specialist
Reel Taping Specification
d
P0
P1
T
E
Index hole
F
W
B
P
C
A
12
o
0
D2
D1 D
W1
Trailer
Device
.......
.......
End
.......
.......
Leader
.......
.......
.......
.......
10 pitches (min)
Start
10 pitches (min)
Direction of Feed
DO-214AC (SMA)
DO-214AC (SMA)
SYMBOL
A
B
C
d
D
D1
D2
(mm)
2.8 ± 0.10
5.00 ± 0.10
1.90 ± 0.10
1.50 ± 0.10
178 ± 2.00
62.0 MIN.
13.0 ± 0.50
(inch)
0.110 ± 0.004
0.197 ± 0.004
0.075 ± 0.004
0.059 ± 0.004
7.008 ± 0.078
2.441 MIN.
0.512 ± 0.008
SYMBOL
E
F
P
P0
P1
W
W1
(mm)
1.75 ± 0.10
5.50 ± 0.10
4.00 ± 0.10
4.00 ± 0.10
2.00 ± 0.10
12.00 ± 0.30
18.00 ± 1.00
(inch)
0.069 ± 0.004
0.217 ± 0.002
0.157 ± 0.004
0.157 ± 0.004
0.079 ± 0.004
0.472 ± 0.012
0.709 ± 0.040
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Comchip Technology CO., LTD.
SMD Zener Diode
SMD Diodes Specialist
Suggested PAD Layout
D
DO-214AC (SMA)
SIZE
(mm)
(inch)
A
A
3.80
0.150
E
B
1.60
0.063
C
2.80
0.110
D
5.40
0.213
E
2.20
0.087
C
B
Standard Package
Qty per Reel
Reel Size
(Pcs)
(inch)
2000
7
Case Type
DO-214AC (SMA)
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