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UDZS33B Datasheet

SURFACE MOUNT ZENER DIODE

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SURFACE MOUNT

ZENER DIODE

FEATURES

• Planar die construction

• 400mW power dissipation rating

• Ultra-small surface mount package

UDZSXVXB Series

REVERSE VOLTAGE – 2.4 to 36 Volts

POWER DISSIPATION – 0.4 Watts

SOD-323

MECHANICAL DATA

• Case: SOD-323 plastic

• Case Material: “Green” molding compound, UL

flammability classification 94V-0, (No Br. Sb. CI)

• Moisture Sensitivity: Level 1 per J-STD-020D

• Lead Free in RoHS 2002/95/EC Compliant

SOD-323

Dim.

Min.

Max.

A 0.80 1.00

A1 0.00 0.10

A3 0.15 REF

b 0.25 0.4

0.089

0.177

D 1.60 1.80

1.15

1.35

L 0.08

HE 2.30 2.70

Dimensions in millimeter

MAXIMUM RATING @ TA = 25°C unless otherwise specified

PARAMETER

SYMBOL

Continuous forward current

Power dissipation (Note 2)

Operating temperature range

Storage temperature range

TSTG

THERMAL CHARACTERISTICS @ TA = 25°C unless otherwise specified

PARAMETER

SYMBOL

Typical thermal resistance (Note 1, 2)

RthJS

RthJA

DEVICE MARKING @ TA = 25°C unless otherwise specified

DEVICE P/N

MARKING

PIN DIAGRAM

VALUE

200

400

150

-55~+150

UNIT

°C

VALUE

130

340

UNIT

°C/W

EQIVALENT CIRCUIT DIAGRAM

UDZSXVXB

XX=Specific device code

(See below table)

Note:

1. Thermal resistance junction to soldering point and ambient.

2. Device mounted on a printed-circuit board measuring 11 × 25 × 1.6 mm.

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SURFACE MOUNT ZENER DIODE

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ELECTRIAL CHARACTERISTIC (Ta = 25°C)

UDZSXVXB Series

Device

Marking

Zener Voltage

Vz(V)

Min Max IZ (mA)

UDZS2V4B

UDZS2V7B

UDZS3V0B

UDZS3V3B

UDZS3V6B

UDZS3V9B

UDZS4V3B

UDZS4V7B

UDZS5V1B

UDZS5V6B

UDZS6V2B

UDZS6V8B

UDZS7V5B

UDZS8V2B

UDZS9V1B

UDZS10B

UDZS11B

UDZS12B

UDZS13B

UDZS15B

UDZS16B

UDZS18B

UDZS20B

UDZS22B

UDZS24B

UDZS27B

UDZS30B

UDZS33B

UDZS36B

2.43

2.69

3.01

3.32

3.6

3.89

4.17

4.55

4.98

5.49

6.06

6.65

7.28

8.02

8.85

9.77

10.78

11.74

12.91

14.34

15.85

17.56

19.52

21.54

23.72

26.19

29.19

32.15

35.07

2.63

2.91

3.22

3.53

3.845

4.16

4.43

4.75

5.2

5.73

6.33

6.93

7.6

8.36

9.23

10.21

11.22

12.24

13.49

14.98

16.51

18.35

20.39

22.47

24.78

27.53

30.69

33.79

36.87

Operating

resistance

Zz (Ω)

Max IZ

(mA)

100 5

110 5

120 5

100 5

80 5

60 5

40 5

30 5

37 5

42 5

50 5

65 5

85 5

100 5

120 5

150 5

200 5

250 5

300 5

Rising operating

resistance

Zzk (Ω)

Max

1000

(mA)

0.5

1000

0.5

1000

0.5

1000

0.5

1000

800 0.5

500 0.5

200 0.5

100 0.5

60 0.5

80 0.5

100 0.5

120 0.5

150 0.5

200 0.5

250 0.5

300 0.5

Temp. Coeff.

Sz(mV/K)

@Izt=5mA

Min

-3.5

-2.7

-2

0.4

1.2

2.5

3.2

3.8

4.5

5.4

6.0

7.0

9.2

10.4

12.4

14.4

16.4

18.4

21.4

24.4

27.4

30.4

Max

-2.5

0.2

1.2

2.5

3.7

4.5

5.3

6.2

7.0

8.0

9.0

10.0

11.0

13.0

14.0

16.0

18.0

20.0

22.0

25.3

29.4

33.4

37.4

Maximum

Reverse Current

IR VR

uA V

100 1

50 1

20 1

10 1

2 1.5

1 2.5

0.5 3.5

0.5 4

0.5 5

0.5 6

0.1 7

0.1 8

0.1 9

0.1 10

0.1 11

0.1 12

0.1 13

0.1 15

0.1 17

0.1 19

0.1 21

0.1 23

0.1 25

0.1 27

Note:

1. The zener voltage (Vz) is measured 40ms after power is supplied.

2. The operating resistances (Zz, Zzk) are measured by superimposing a minute

alternating current on the regulated current (Iz).

REV. 5, Aug.-2016, KSJR21

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UDZS33B Datasheet

SURFACE MOUNT ZENER DIODE

UDZS33B Datasheet

SURFACE MOUNT ZENER DIODE

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