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SA28A

更新时间： 2024-09-08 22:50:23

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描述
TECHNICAL SPECIFICATIONS OF TRANSIENT VOLTAGE SUPPRESSOR

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SA28A 数据手册

SA5.0

THRU

DC COMPONENTS CO., LTD.

RECTIFIER SPECIALISTS

SA170CA

TECHNICAL SPECIFICATIONS OF TRANSIENT VOLTAGE SUPPRESSOR

VOLTAGE RANGE - 5.0 to 170 Volts

PEAK PULSE POWER - 500 Watts

FEATURES

* Glass passivated junction

* 500 Watts Peak Pulse Power capability on

10/1000 µs waveform

* Excellent clamping capability

* Low zener impedance

DO-15

* Fast response time

MECHANICAL DATA

* Case: Molded plastic

* Epoxy: UL 94V-0 rate flame retardant

* Lead: MIL-STD-202E, Method 208 guaranteed

* Polarity: Color band denotes positive end (cathode)

except bidirectional types

* Mounting position: Any

* Weight: 0.4 gram

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Ratings at 25 ^oC ambient temperature unless otherwise specified.

Single phase, half wave, 60 Hz, resistive or inductive load,

For capacitive load, derate current by 20%.

Dimensions in inches and (millimeters)

DEVICES FOR BIPOLAR APPLICATIONS

For Bidirectional use C or CA suffix (e.g. SA5.0C, SA170CA)

Electrical characteristics apply in both directions

SYMBOL

VALUE

UNITS

Watts

Peak Pulse Power Dissipation on 10/1000 µs waveform

(Note1,FIG 1)

PPM

Minimum 500

Steady State Power Dissipation at TL

= 75^oC

M (AV)

FSM

1.0

Watts

Amps

Lead Lengths .375*( 9.5 mm ) ( Note 2 )

Peak Forward Surge Current, 8.3ms single half sine-wave

superimposed on rated load( JEDEC Method ) ( Note 3 )

Maximum Instantaneous Forward Voltage at 35A for Unidirectional

Only

3.5

Volts

⁰C

Operating and Storage Temperature Range

, TSTG

-65 to + 175

NOTES : 1. Non-repetitive current pulse, per Fig.3 and derated above T

= 25^oC per Fig.2.

2. Mounted on Copper Leaf area of 1.6 X 1.6" (40X40 mm) per Fig. 5

3. 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.

168

EXIT

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