Circuit Protection

System

Page:1

Specifications are subject to change without notice.

Transient Voltage Suppressors - SMDJ Series

Features

Mechanical Characteristics

Rating

Symbol

Value

Units

Peak Pulse Power Dissipation by 10x1000μs test

waveform (Fig.1)(Note 1)

3000

Watts

Steady State Power Dissipation on

inifinite heat sink at TL=75°C (Fig. 5)

P

D

6.5

Watts

Peak Forward Surge Current, 8.3ms Single Half

Sine Wave Unidirectional only (Note 2)

300

Amps

Maximum Instantaneous Forward Voltage at 25A for

Unidirectional only (Note 3)

V

F

3.5

V

Operating junction and Storage Temperature Range.

-55°C to 175°C

°C

Typical Thermal Resistance Junction to Lead

15

°C/W

Typical Thermal Resistance Junction

to Ambient

75

°C/W

Notes:

1. Non-repetitive current pulse , per Fig. 3 and derated above TA = 25°C per Fig. 2.

2. Mounted on copper pad area of 0.31x0.31” (8.0 x 8.0mm) to each terminal.

3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute

maximum.

1. Halogen-free

2. Rohs compliant

3. Typical maximum temperature coefficient

5. Glass passivated Chip junction in DO-214AB package

6. 3000W peak pulse capadility at 10×1000μs waveform, repetition rate (duty

cycles):0.01%

7. Fast response time:typically less than 1.0ps from 0 Volts to BV min

8. Excellent clamping capability

9. Low incremental surge resistance

10. Typical IR less than 5μA above 12V

11. High temperature soldering guaranteed: 260°C/40 seconds / 0.375”,

12. (9.5mm) lead length, 5lbs., (2.3kg) tension

13. Plastic package has underwriters laboratory flammability classification

94v-0

TVS devices are ideal for the protection of I/O interfaces,VCC bus and other vulnerable circuits used in telecom, computer,

industrial and consumer electronic applications.

UNI

BI

UNI

BI

Anode

Cathode

Applications