TZQ5221B~TZQ5271B
Zener diode
Features
1. High reliability
2. Very sharp reverse characteristic
3. Low reverse current level
4. V
Z
-tolerance±5%
Applications
Voltage stabilization
Absolute Maximum Ratings
T
j
=25℃
Parameter
Power dissipation
Z-current
Junction temperature
Storage temperature range
Test Conditions
T
amb
≤75℃
Type
Symbol
P
V
I
Z
T
j
T
stg
Value
500
P
V
/V
Z
200
-65~+200
Unit
mW
mA
℃
℃
Maximum Thermal Resistance
T
j
=25℃
Parameter
Junction ambient
Test Conditions
I=9.5mm(3/8”) T
L
=constant
Symbol
R
thJA
Value
300
Unit
K/W
Stresses exceeding maximum ratings may damage the device. Maximum ratings are stress ratings only. Functional operation above the
recommended operating conditions is not implied. Extended exposure to stresses above the recommended operating conditions may
affect device reliability.
Electrical Characteristics
T
j
=25℃
Parameter
Forward voltage
Test Conditions
I
F
=200mA
Type
Symbol
V
F
Min
Typ
Max
1.1
Unit
V
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Rev. 3e, 1-Nov-2006
1/5
TZQ5221B~TZQ5271B
V
Znom1)
I
ZT
for
r
zjT
r
zjK
at
I
ZK
I
R
at
V
R
V
mA
Ω
Ω
mA
μA
V
TZQ5221B
2.4
20
<30
<1200
0.25
<100
1.0
TZQ5222B
2.5
20
<30
<1250
0.25
<100
1.0
TZQ5223B
2.7
20
<30
<1300
0.25
<75
1.0
TZQ5224B
2.8
20
<30
<1400
0.25
<75
1.0
TZQ5225B
3.0
20
<29
<1600
0.25
<50
1.0
TZQ5226B
3.3
20
<28
<1600
0.25
<25
1.0
TZQ5227B
3.6
20
<24
<1700
0.25
<15
1.0
TZQ5228B
3.9
20
<23
<1900
0.25
<10
1.0
TZQ5229B
4.3
20
<22
<2000
0.25
<5
1.0
TZQ5230B
4.7
20
<19
<1900
0.25
<5
2.0
TZQ5231B
5.1
20
<17
<1600
0.25
<5
2.0
TZQ5232B
5.6
20
<11
<1600
0.25
<5
3.0
TZQ5233B
6.0
20
<7
<1600
0.25
<5
3.5
TZQ5234B
6.2
20
<7
<1000
0.25
<5
4.0
TZQ5235B
6.8
20
<5
<750
0.25
<3
5.0
TZQ5236B
7.5
20
<6
<500
0.25
<3
6.0
TZQ5237B
8.2
20
<8
<500
0.25
<3
6.5
TZQ5238B
8.7
20
<8
<600
0.25
<3
6.5
TZQ5239B
9.1
20
<10
<600
0.25
<3
7.0
TZQ5240B
10
20
<17
<600
0.25
<3
8.0
TZQ5241B
11
20
<22
<600
0.25
<2
8.4
TZQ5242B
12
20
<30
<600
0.25
<1
9.1
TZQ5243B
13
9.5
<13
<600
0.25
<0.5
9.9
TZQ5244B
14
9.0
<15
<600
0.25
<0.1
10
TZQ5245B
15
8.5
<16
<600
0.25
<0.1
11
TZQ5246B
16
7.8
<17
<600
0.25
<0.1
12
TZQ5247B
17
7.4
<19
<600
0.25
<0.1
13
TZQ5248B
18
7.0
<21
<600
0.25
<0.1
14
TZQ5249B
19
6.6
<23
<600
0.25
<0.1
15
TZQ5250B
20
6.2
<25
<600
0.25
<0.1
16
TZQ5251B
22
5.6
<29
<600
0.25
<0.1
17
TZQ5252B
24
5.2
<33
<600
0.25
<0.1
18
TZQ5253B
25
5.0
<35
<600
0.25
<0.1
19
TZQ5254B
27
4.6
<41
<600
0.25
<0.1
21
TZQ5255B
28
4.5
<44
<600
0.25
<0.1
21
TZQ5256B
30
4.2
<49
<600
0.25
<0.1
23
TZQ5257B
33
3.8
<58
<700
0.25
<0.1
25
TZQ5258B
36
3.4
<70
<700
0.25
<0.1
27
TZQ5259B
39
3.2
<80
<800
0.25
<0.1
30
TZQ5260B
43
3.0
<93
<900
0.25
<0.1
33
TZQ5261B
47
2.7
<105
<1000
0.25
<0.1
36
TZQ5262B
51
2.5
<125
<1100
0.25
<0.1
39
TZQ5263B
56
2.2
<150
<1300
0.25
<0.1
43
TZQ5264B
60
2.1
<170
<1400
0.25
<0.1
46
TZQ5265B
62
2.0
<185
<1400
0.25
<0.1
47
TZQ5266B
68
1.8
<230
<1600
0.25
<0.1
52
TZQ5267B
75
1.7
<270
<1700
0.25
<0.1
58
TZQ5268B
82
1.5
<330
<2000
0.25
<0.1
62
TZQ5269B
87
1.4
<370
<2200
0.25
<0.1
68
TZQ5270B
91
1.4
<400
<2300
0.25
<0.1
69
TZQ5271B
100
1.3
<500
<2600
0.25
<0.1
76
1) Based on DC-measurement at thermal equilibrium while maintaining the lead temperature(T
L
) at 30℃,
9.5mm (3/8”) from the diode body.
Type
TK
VZ
%/K
<-0.085
<-0.085
<-0.080
<-0.080
<-0.075
<-0.070
<-0.065
<-0.060
<+0.055
<+0.030
<+0.030
<+0.038
<+0.038
<+0.045
<+0.050
<+0.058
<+0.062
<+0.065
<+0.068
<+0.075
<+0.076
<+0.077
<+0.079
<+0.082
<+0.082
<+0.083
<+0.084
<+0.085
<+0.086
<+0.086
<+0.087
<+0.088
<+0.089
<+0.090
<+0.091
<+0.091
<+0.092
<+0.093
<+0.094
<+0.095
<+0.095
<+0.096
<+0.096
<+0.097
<+0.097
<+0.097
<+0.098
<+0.098
<+0.099
<+0.099
<+0.11
Excel Semiconductor
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Rev. 3e, 1-Nov-2006
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TZQ5221B~TZQ5271B
Characteristics
(T
j
=25℃ unless otherwise specified)
Figure 1. Zener Voltage versus Zener Current – Vz=1 thru 16 Volts
Figure 2. Zener Voltage versus Zener Current – Vz=15 thru 30 Volts
Excel Semiconductor
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Rev. 3e, 1-Nov-2006
3/5
TZQ5221B~TZQ5271B
Figure 3. Zener Voltage versus Zener Current – Vz=30 thru 75 Volts
Figure 4. Thermal resistance from junction to ambient as a function of pulse duration
Excel Semiconductor
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FaxBack +86-512-66607370
Rev. 3e, 1-Nov-2006
4/5
TZQ5221B~TZQ5271B
Dimensions in mm
Cathode identification
1.7
Glass
0.3
3.5±0.2
Glass Case
Quadro MELF
Similar to JEDEC DO-213 AA
Excel Semiconductor
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FaxBack +86-512-66607370
Rev. 3e, 1-Nov-2006
5/5
Φ1.5±0.1
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