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DDZ21 Datasheet(PDF) 2 Page - Diodes Incorporated

Part # DDZ21
Description  SURFACE MOUNT PRECISION ZENER DIODE
PDF  8 Pages
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

DDZ21 Datasheet(HTML) 2 Page - Diodes Incorporated

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DDZ5V1B - DDZ43
Document number: DS30407 Rev. 20 - 2
2 of 8
www.diodes.com
December 2017
© Diodes Incorporated
DDZ5V1B - DDZ43
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Forward Voltage
@ IF = 10mA
VF
0.9
V
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 6) @TL = +75°C
PD
500
mW
Power Dissipation (Note 7) @TA = +25°C
PD
470
mW
Power Dissipation (Note 8) @TA = +25°C
PD
294
mW
Thermal Resistance, Junction to Ambient Air (Note 7)
RθJA
266
°C/W
Thermal Resistance, Junction to Ambient Air (Note 8)
RθJA
425
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-65 to +150
°C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Type Number
Marking Code
Zener Voltage Range
(Note 9)
Maximum Zener Impedance
f = 1kHz
Maximum Reverse
Current (Note 9)
VZ @ IZT
IZT
ZZT @ IZT
ZZK @ IZK
IZK
IR
@ VR
Min (V)
Max (V)
mA
Ω
mA
µA
V
DDZ5V1B
KM
4.94
5.20
20
17
480
1
5
1.5
DDZ5V6B
KN
5.45
5.73
20
11
400
1
0.5
2.5
DDZ6V2B
KO
5.96
6.27
20
7
150
1
0.5
4.0
DDZ6V8B
KP
6.49
6.83
20
5
150
0.5
0.5
5.0
DDZ6V8C
YP
6.66
7.01
20
5
150
0.5
0.5
5.0
DDZ7V5B
KQ
7.07
7.45
20
6
120
0.5
0.5
6.0
DDZ7V5C
YQ
7.29
7.67
20
6
120
0.5
0.5
6.0
DDZ8V2B
KR
7.78
8.19
20
8
120
0.5
0.5
6.5
DDZ8V2C
YR
8.03
8.45
20
8
120
0.5
0.5
6.5
DDZ9V1B
KS
8.57
9.01
20
8
120
0.5
0.5
7.0
DDZ9V1C
YS
8.83
9.30
20
8
120
0.5
0.5
7.0
DDZ10B
KT
9.41
9.90
20
8
120
0.5
0.1
8.0
DDZ10C
YT
9.70
10.20
20
8
120
0.5
0.1
8.0
DDZ11B
KU
10.50
11.05
10
10
120
0.5
0.1
8.4
DDZ11C
YU
10.82
11.38
10
10
120
0.5
0.1
8.4
DDZ12B
KV
11.44
12.03
10
12
110
0.5
0.1
9.1
DDZ12C
YV
11.74
12.35
10
12
110
0.5
0.1
9.1
DDZ13B
KW
12.55
13.21
10
14
110
0.5
0.1
10.0
DDZ14
GX
13.65
14.35
10
16
110
0.5
0.05
11.0
DDZ14B
KX
13.89
14.62
10
16
110
0.5
0.05
11.0
DDZ15
GY
14.80
15.57
10
18
150
0.5
0.05
12.0
DDZ16B
KY
15.25
16.04
10
18
150
0.5
0.05
12.0
DDZ16
YY
15.69
16.51
10
18
150
0.5
0.05
12.0
DDZ17
KZ
16.82
17.70
10
23
150
0.5
0.05
14.0
DDZ18C
YZ
17.42
18.33
10
23
150
0.5
0.05
14.0
DDZ19
ZJ
18.63
19.59
10
28
200
0.5
0.05
15.0
DDZ20C
PJ
19.23
20.22
10
28
200
0.5
0.05
15.0
DDZ21
ZK
20.64
21.71
5
30
200
0.5
0.05
17.0
DDZ22D
2K
21.52
22.63
5
30
200
0.5
0.05
17.0
DDZ23
ZL
22.61
23.77
5
35
200
0.5
0.05
19.0
DDZ24C
PL
23.12
24.31
5
35
200
0.5
0.05
19.0
DDZ26
ZM
24.97
26.26
5
45
250
0.5
0.05
21.0
DDZ27D
2M
26.29
27.64
5
45
250
0.5
0.05
21.0
DDZ28
ZN
27.70
29.13
5
55
250
0.5
0.05
23.0
DDZ30D
2N
29.02
30.51
5
55
250
0.5
0.05
23.0
DDZ31
ZO
30.32
31.88
5
65
250
0.5
0.05
25.0
DDZ33
RP
32.14
33.79
5
75
250
0.5
0.05
27.0
DDZ34
ZP
32.79
34.49
5
75
250
0.5
0.05
27.0
DDZ36
ZQ
35.36
37.19
5
85
250
0.5
0.05
30.0
DDZ39F
5Q
38.02
39.98
5
85
250
0.5
0.05
30.0
DDZ43
ZR
42.14
43.86
5
90
0.05
33.0
Notes:
6. RΘJL = 132°C/W
7. Device mounted on FR-4 PC board, single-sided, 25mm x 25mm x 1.6mm, 2oz copper traces, with copper pad area 1in
2.
8. Device mounted on FR-4 PC board, single-sided, 25mm x 25mm x 1.6mm, 2oz copper traces with 1x minimum recommended pad layout.
9. Short duration pulse test used to minimize self-heating effect.



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