Datasheet > SA78A

SA78A

更新时间： 2024-11-09 04:06:07

品牌	Logo	应用领域
UNIOHM		/
页数	文件大小	规格书
4页	91K
描述
500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS

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数据手册

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SA78A 数据手册

SA5.0 THRU SA180CA

500 WATT PEAK POWER TRANSIENT VOLTAGE SUPPRESSORS

VOLTAGE RANGE

5.0 to 180 Volts

FEATURES

500 Watts Peak Power

3.0 Watts Steady State

* 500 Watts Surge Capability at 1ms

* Excellent clamping capability

* Low zener impedance

DO-15

* Fast response time: Typically less than

1.0ps from 0 volt to BV min.

.140(3.6)

.104(2.6)

DIA.

* Typical IR less than 1 A above 10V

* High temperature soldering guaranteed:

260 C / 10 seconds / .375"(9.5mm) lead

length, 5lbs.(2.3kg) tension

1.0(25.4)

MIN.

.300(7.6)

.230(5.8)

MECHANICAL DATA

* Case: Molded plastic

* Epoxy: UL 94V-0 rate flame retardant

* Lead: Axial leads, solderable per MIL-STD-202,

method 208 guranteed

1.0(25.4)

.034(.9)

MIN.

* Polarity: Color band denotes cathode end

* Mounting position: Any

.028(.7)

DIA.

Weight: 0.40 grams

Dimensions in inches and (millimeters)

MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS

Rating 25 C ambient temperature uniess otherwies specified.

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

For capacitive load, derate current by 20%.

RATINGS

SYMBOL

VALUE

UNITS

Peak Power Dissipation at TA=25 C, TP=1ms(NOTE 1)

Steady State Power Dissipation at TL=75 C

Lead Length .375"(9.5mm) (NOTE 2)

PPK

Minimum 500

Watts

3.0

Watts

Peak Forward Surge Current at 8.3ms Single Half Sine-Wave

IFSM

Amps

superimposed on rated load (JEDEC method) (NOTE 3)

Operating and Storage Temperature Range

TJ, TSTG

-55 to +175

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 1.6" X 1.6" (40mm X 40mm) per Fig.5.

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

DEVICES FOR BIPOLAR APPLICATIONS

1. For Bidirectional use C or CA Suffix for types SA5.0 thru SA180.

2. Electrical characteristics apply in both directions.

12 3 4

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