Dated : 13/10/2009 H

SEMTECH ELECTRONICS LTD.

(

Subsidiary of Sino-Tech International Holdings Limited, a company

listed on the Hong Kong Stock Exchange, Stock Code: 724)

®

1.5KE Series

TRANSIENT VOLTAGE SUPPRESSOR

Reverse Voltage:

6.8 to 440 V

Peak Pulse Power: 1500 W

Features

• Plastic package has UL flammability Classification 94V-0

• 1500 W peak pulse power capability on 10/1000 µs waveform,

repetition rate (duty cycle): 0.01%

• Excellent clamping capability

• Low incremental surge resistance

• Very fast response time

Mechanical Data

• Case: Molded plastic, DO-201AD

• Expoxy: UL 94V-0 rate flame retardant

• Lead: Axial leads, solderable per MIL-STD-202, Method 208

guaranteed

• Polarity: Color band denotes cathode except bipolar

• Mounting Position: Any

Description

• Devices for bidirectional applications

• For bi-directional use C or CA suffix for types 1.5KE6.8 thru types 1.5KE440 (e.g. 1.5KE6.8C,1.5KE440CA)

• Electrical characteristics apply in both directions

Absolute Maximum Ratings and Characteristics

For capacitive load, derate current by 20%.

Parameter

Symbol

Value

Unit

Peak Power Dissipation with a 10/1000 µs waveform

1)

Min.1500

W

2)

6.5

W

Peak Forward Surge Current, 8.3 ms Single half sine-wave unidirectional only

3)

200

A

Maximum Instantaneous Forward Voltage at 100 A for Unidirectional only

4)

3.5/5

V

Operating Junction and Storage Temperature Range

- 55 to + 150

O

C