Document
NEW PRODUCT
UDZ2V0B-UDZ56B
SURFACE MOUNT PRECISION ZENER DIODE
Features
UNDER DEVELOPMENT
· Ultra-Small Surface Mount Package · Ideally suited for Automated Assembly
Processes
· Very Sharp Breakdown Characteristics · Very Tight Tolerance on Zener Breakdown Voltage
Mechanical Data
H
· 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
C
Maximum Ratings @ TA = 25°C unless otherwise specified
D G A B
E
SOD-323 Dim Min Max
A 2.30 2.70 J 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
Characteristic Power Dissipation (Note 2) Thermal Resistance, Junction to Ambient Air (Note 2) Operating and Storage Temperature Range
Symbol Pd RqJA
Tj, TSTG
Value 200 625 -65 to +150
Unit mW °C/W °C
Ordering Information (Note 1)
Device (Type Number)-7*
Packaging SOD-323
Shipping 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
XX = Product Type Marking Code
DS30290 Rev. 5 - 1
1 of 4
UDZ2V0B-UDZ56B
NEW PRODUCT
Electrical Characteristics @ TA = 25°C unless otherwise specified
Type Number
UDZ2V0B UDZ2V2B UDZ2V4B UDZ2V7B UDZ3V0B UDZ3V3B UDZ3V6B UDZ3V9B UDZ4V3B UDZ4V7B UDZ5V1B UDZ5V6B UDZ6V2B UDZ6V8B UDZ7V5B UDZ8V2B UDZ9V1B UDZ10B UDZ11B UDZ12B UDZ13B UDZ15B UDZ16B UDZ18B UDZ20B UDZ22B UDZ24B UDZ27B UDZ30B UDZ33B UDZ36B UDZ39B UDZ43B UDZ47B UDZ51B UDZ56B
Marking Code
B1 B2 B3 B4 B5 B6 B7 B8 B9 BA BB BC BD BE BF BG BH BI BJ BK BL BM BN BO BP BQ BR BS BT BU BV BW BX BY BZ U1
Zener Voltage Range (Note 3)
VZT @ IZT
Min (V) Max (V)
2.020
2.200
2.220
2.410
2.430
2.630
2.690
2.910
3.010
3.220
3.320
3.530
3.600
3.845
3.890
4.160
4.170
4.430
4.550
4.750
4.980
5.200
5.490
5.730
6.060
6.330
6.650
6.930
7.280
7.600
8.020
8.360
8.850
9.230
9.770
10.210
10.760 11.220
11.740 12.240
12.910 13.490
14.340 14.980
15.850 16.510
17.560 18.350
19.520 20.390
21.540 22.470
23.720 24.780
26.190 27.530
29.190 30.690
32.150 33.790
35.070 36.870
38.025 39.975
41.925 44.075
45.825 48.175
49.725 52.275
54.600 57.400
IZT 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 2 2 2 2
Maximum Zener Impedance (Note 4)
ZZT @ IZT
ZZK @ IZK
W
100 1000
100 1000
100 1000
110 1000
120 1000
120 1000
100 1000
100 1000
100 1000
100 800
80 500
60 200
60 100
40 60
30 60
30 60
30 60
30 60
30 60
30 80
37 80
42 80
50 80
65 80
85 100
100 100
120 120
150 150
200 200
250 250
300 300
300 350
300 400
300 450
350 500
350 500
IZK mA 0.5 0.5 0.5 0.5 0.5 0.5 1.0 1.0 1.0 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5
Maximum Reverse Current (Note 3) IR VR uA V 120 0.5 120 0.7 120 1.0 100 1.0 50 1.0 20 1.0 10 1.0 5 1.0 5 1.0 2 1.0 2 1.5 1 2.5 1 3.0 0.5 3.5 0.5 4.0 0.5 5.0 0.5 6.0 0.1 7.0 0.1 8.0 0.1 9.0 0.1 10.0 0.1 11.0 0.1 12.0 0.1 13.0 0.1 15.0 0.1 17.0 0.1 19.0 0.1 21.0 0.1 23.0 0.1 25.0 0.1 27.0 0.1 29.0 0.1 32.0 0.1 35.0 0.1 38.0 0.1 42.0
Notes: 3. Short duration test pulse used to minimize self-heating effect. 4. The zener impedances (ZZT, ZZK) are measured by superimposing a minute alternating current on the regulated current (IZ).
UNDER DEVELOPMENT
DS30290 Rev. 5 - 1
2 of 4
UDZ2V0B-UDZ56B
IF, INSTANTANEOUS FORWARD CURRENT (mA)
250 1000
NEW PRODUCT
Pd, POWER DISSIPATION (mW)
200 100
150 10
100 1.0
50 0.1
IZ, ZENER CURRENT (A)
0 0
100m
100
TA, AMBIENT TEMPERATURE, (°C) Fig. 1 Power Derating Curve
200
10m 1m
100m 10m 1m
UDZ6V2B
UDZ8V2B
100n 4.0
5.0 6.0
7.0 8.0 9.0 10.0
VZ, ZENER BREAKDOWN VOLTAGE (V) Fig. 3 Typical Reverse Characteristics, UDZ6V2B - UDZ8V2B
100m
IZ, ZENER CURRENT (A)
0.01 0
0.2 0.4 0.6 0.8 1.0 1.2
VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics
100m
UDZ11B UDZ12B
10m
1m 100m
UDZ10B
UDZ13B
10m
1m
100n 8.0
9.0 10.0 11.0 12.0 13.0 14.0
VZ, ZENER BREAKDOWN VOLTAGE (V) Fig. 4 Typical Reverse Characteristics, UDZ10B - UDZ13B
100m
10m
10m
IZ, ZENER CURRENT (A)
IZ, ZENER CURRENT (A)
1m 100m
UDZ20B
UDZ22B
1m 100m
UDZ24B
10m
10m
1m 1m
100n 18 19 20 21 22 23 24
100n 22 23 24 25 26 27 28
VZ, ZENER BREAKDOWN VOLTAGE (V) Fig. 5 Typical Reverse Characteristics, UDZ20B - UDZ22B
VZ, ZENER BREAKDOWN VOLTAGE (V) Fig. 6 Typical Reverse Characteristics, UDZ24B
UNDER DEVELOPMENT
DS30290 Rev. 5 - 1
3 of 4
UDZ2V0B-UDZ56B
NEW PRODUCT IZ, ZENER C.