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 1.