DS30290 Rev. 5 - 1
1 of 4
UDZ2V0B-UDZ56B
Ultra-Small Surface Mount Package
Ideally suited for Automated Assembly
Processes
Very Sharp Breakdown Characteristics
Very Tight Tolerance on Zener Breakdown Voltage
Features
Maximum Ratings
@ T
A
= 25
C unless otherwise specified
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 2)
P
d
200
mW
Thermal Resistance, Junction to Ambient Air (Note 2)
R
qJA
625
C/W
Operating and Storage Temperature Range
T
j,
T
STG
-65 to +150
C
Mechanical Data
UNDER DEVELOPMENT
Case: SOD-323, Plastic
Case Material - UL Flammability Rating
Classification 94V-0
Moisture sensitivity: Level 1 per J-STD-020A
Terminals: Solderable per MIL-STD-202,
Method 208
Polarity: Cathode Band
Marking: Marking Code (See Table on Page 2)
Weight: 0.004 grams (approx.)
Ordering Information, See Below
T
C
U
D
O
R
P
W
E
N
Ordering Information
(Note 1)
Device
Packaging
Shipping
(Type Number)-7*
SOD-323
3000/Tape & Reel
* Add "-7" to the appropriate type number in Table 1 from Sheet 2 example: 6.2V Zener = UDZ6V2B-7.
Notes:
1. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
2. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website
at http://www.diodes.com/datasheets/ap02001.pdf.
Marking Information
XX = Product Type Marking Code
XX
A
B
C
D
E
G
H
J
SOD-323
Dim
Min
Max
A
2.30
2.70
B
1.60
1.80
C
1.20
1.40
D
1.05 Typical
E
0.25
0.35
G
0.20
0.40
H
0.10
0.15
J
0.05 Typical
a
0
8
All Dimensions in mm
UDZ2V0B-UDZ56B
SURFACE MOUNT PRECISION ZENER DIODE
DS30290 Rev. 5 - 1
2 of 4
UDZ2V0B-UDZ56B
Type
Number
Marking
Code
Zener Voltage Range
(Note 3)
Maximum Zener Impedance
(Note 4)
Maximum
Reverse
Current
(Note 3)
V
ZT
@ I
ZT
I
ZT
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
I
ZK
I
R
V
R
Min (V)
Max (V)
mA
W
mA
uA
V
UDZ2V0B
B1
2.020
2.200
5
100
1000
0.5
120
0.5
UDZ2V2B
B2
2.220
2.410
5
100
1000
0.5
120
0.7
UDZ2V4B
B3
2.430
2.630
5
100
1000
0.5
120
1.0
UDZ2V7B
B4
2.690
2.910
5
110
1000
0.5
100
1.0
UDZ3V0B
B5
3.010
3.220
5
120
1000
0.5
50
1.0
UDZ3V3B
B6
3.320
3.530
5
120
1000
0.5
20
1.0
UDZ3V6B
B7
3.600
3.845
5
100
1000
1.0
10
1.0
UDZ3V9B
B8
3.890
4.160
5
100
1000
1.0
5
1.0
UDZ4V3B
B9
4.170
4.430
5
100
1000
1.0
5
1.0
UDZ4V7B
BA
4.550
4.750
5
100
800
0.5
2
1.0
UDZ5V1B
BB
4.980
5.200
5
80
500
0.5
2
1.5
UDZ5V6B
BC
5.490
5.730
5
60
200
0.5
1
2.5
UDZ6V2B
BD
6.060
6.330
5
60
100
0.5
1
3.0
UDZ6V8B
BE
6.650
6.930
5
40
60
0.5
0.5
3.5
UDZ7V5B
BF
7.280
7.600
5
30
60
0.5
0.5
4.0
UDZ8V2B
BG
8.020
8.360
5
30
60
0.5
0.5
5.0
UDZ9V1B
BH
8.850
9.230
5
30
60
0.5
0.5
6.0
UDZ10B
BI
9.770
10.210
5
30
60
0.5
0.1
7.0
UDZ11B
BJ
10.760
11.220
5
30
60
0.5
0.1
8.0
UDZ12B
BK
11.740
12.240
5
30
80
0.5
0.1
9.0
UDZ13B
BL
12.910
13.490
5
37
80
0.5
0.1
10.0
UDZ15B
BM
14.340
14.980
5
42
80
0.5
0.1
11.0
UDZ16B
BN
15.850
16.510
5
50
80
0.5
0.1
12.0
UDZ18B
BO
17.560
18.350
5
65
80
0.5
0.1
13.0
UDZ20B
BP
19.520
20.390
5
85
100
0.5
0.1
15.0
UDZ22B
BQ
21.540
22.470
5
100
100
0.5
0.1
17.0
UDZ24B
BR
23.720
24.780
5
120
120
0.5
0.1
19.0
UDZ27B
BS
26.190
27.530
5
150
150
0.5
0.1
21.0
UDZ30B
BT
29.190
30.690
5
200
200
0.5
0.1
23.0
UDZ33B
BU
32.150
33.790
5
250
250
0.5
0.1
25.0
UDZ36B
BV
35.070
36.870
5
300
300
0.5
0.1
27.0
UDZ39B
BW
38.025
39.975
5
300
350
0.5
0.1
29.0
UDZ43B
BX
41.925
44.075
2
300
400
0.5
0.1
32.0
UDZ47B
BY
45.825
48.175
2
300
450
0.5
0.1
35.0
UDZ51B
BZ
49.725
52.275
2
350
500
0.5
0.1
38.0
UDZ56B
U1
54.600
57.400
2
350
500
0.5
0.1
42.0
Electrical Characteristics
@ T
A
= 25
C unless otherwise specified
Notes:
3. Short duration test pulse used to minimize self-heating effect.
4. The zener impedances (Z
ZT
, Z
ZK
) are measured by superimposing a minute alternating current on the regulated current (I
Z
).
T
C
U
D
O
R
P
W
E
N
UNDER DEVELOPMENT
DS30290 Rev. 5 - 1
3 of 4
UDZ2V0B-UDZ56B
200
T , AMBIENT TEMPERATURE, (C)
A
Fig. 1 Power Derating Curve
P
,
POWER
DISSIP
A
TION
(
mW)
d
100
50
150
0
250
0
100
200
T
C
U
D
O
R
P
W
E
N
UNDER DEVELOPMENT
0
0.2
0.4
0.6
0.8
1.2
1.0
I
,
INST
ANT
A
NEOUS
FOR
W
ARD
CURRENT
(mA
)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 2 Typical Forward Characteristics
100
10
1.0
0.1
0.01
1000
1m
100
m
10
m
1
m
100n
10m
100m
4.0
6.0
8.0
10.0
I
,
ZENER
CURRENT
(A)
Z
V , ZENER BREAKDOWN VOLTAGE (V)
Z
Fig. 3 Typical Reverse Characteristics, UDZ6V2B - UDZ8V2B
5.0
7.0
9.0
UDZ6V2B
UDZ8V2B
8.0
10.0
12.0
14.0
I
,
ZENER
CURRENT
(A)
Z
V , ZENER BREAKDOWN VOLTAGE (V)
Z
Fig. 4 Typical Reverse Characteristics, UDZ10B - UDZ13B
9.0
11.0
13.0
UDZ10B
UDZ11B
1m
100
m
10
m
1
m
100n
10m
100m
UDZ12B
UDZ13B
22
24
26
28
I
,
ZENER
C
URRENT
(A)
Z
V , ZENER BREAKDOWN VOLTAGE (V)
Z
Fig. 6 Typical Reverse Characteristics, UDZ24B
23
25
27
UDZ24B
1m
100
m
10
m
1
m
100n
10m
100m
18
20
22
24
I
,
ZENER
CURRENT
(A)
Z
V , ZENER BREAKDOWN VOLTAGE (V)
Z
Fig. 5 Typical Reverse Characteristics, UDZ20B - UDZ22B
19
21
23
UDZ20B
1m
100
m
10
m
1
m
100n
10m
100m
UDZ22B
UNDER DEVELOPMENT
DS30290 Rev. 5 - 1
4 of 4
UDZ2V0B-UDZ56B
T
C
U
D
O
R
P
W
E
N
38
42
46
50
I
,
ZENER
C
URRENT
(
A)
Z
V , ZENER BREAKDOWN VOLTAGE (V)
Z
Fig. 7 Typical Reverse Characteristics, UDZ47B
40
44
48
UDZ47B
1m
100
m
10
m
1
m
100n
10m
100m
-0.08
0.12
-0.04
-0.06
0
6
10
TC
of
V
,
TEMPERA
T
URE
C
OEFFICIENT
Z
OF
ZENER
V
OL
T
A
GE
(%/C)
V , ZENER VOLTAGE (V)
Z
Fig. 8 Typical Temperature Coefficient of
Zener Voltage vs. Zener Voltage, UDZ6V2B-UDZ10B
4
2
8
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.08
0.12
-0.04
-0.06
20
26
30
TC
of
V
,
TEMPERA
TURE
COEFFICIENT
Z
OF
ZENER
VOL
T
AGE
(%/C)
V , ZENER VOLTAGE (V)
Z
Fig. 10 Typical Temperature Coefficient of
Zener Voltage, UDZ20B-UDZ30B
24
22
28
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.08
0.12
-0.04
-0.06
10
16
20
TC
of
V
,
TEMPERA
T
URE
COEFFICIENT
Z
OF
ZENER
V
OL
T
A
GE
(%/C)
V , ZENER VOLTAGE (V)
Z
Fig. 9 Typical Temperature Coefficient of
Zener Voltage vs. Zener Voltage, UDZ10B-UDZ20B
14
12
18
-0.02
0
0.02
0.04
0.06
0.08
0.10
-0.08
0.12
-0.04
-0.06
30
42
50
TC
of
V
,
TEMPERA
T
URE
COEFFICIENT
Z
OF
ZENER
V
OL
T
A
GE
(%/C)
V , ZENER VOLTAGE (V)
Z
Fig. 11 Typical Temperature Coefficient of
Zener Voltage, UDZ30B-UDZ47B
38
34
46
-0.02
0
0.02
0.04
0.06
0.08
0.10
*Note: Additional Plots for Reverse Characteristics and Temperature Coefficient of Zener Voltage shall be available soon.
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