SMAJ51AC 查看數據表（PDF） - StarHope

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SMAJ51AC

SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR

StarHope 

SMAJ(400W) Series

SMAJ SERIES

SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR

STAND-OFF VOLTAGE - 5.0 TO 440 Volts

400 Watt Peak Pulse Power

DO-214AC (SMA)

Cathode Band

FEATURES

◎ For surface mounted applications in order to optimize

board space

0.065 (1.65)

0.049 (1.25)

0.112 (2.85)

0.094 (2.40)

◎ Low profile package

◎ Built-in strain relief

◎ Glass passivated junction

0.185(4.70)

0.157 (3.99)

◎ Low inductance

◎ Excellent clamping capability

0.090 (2.29)

0.078 (1.98)

0.012 (0.305) ◎ Repetition Rate (duty cycle):0.01%

0.006 (0.152) ◎ Fast response time: typically less than 1.0ps from

0 Volts to V(BR) for unidirectional types

0.060 (1.52)

0.030 (0.76)

0.008 (0.203) MAX.

0.208 (5.28)

0.185 (4.70)

◎ Typical IR less than 1µA above 10V

◎ High Temperature solderting: 260°C/10 seconds

at terminals

Dimensions in inches and(millimeters)

◎ Plastic package has Underwriters Laboratory

Flammability 94V-O

◎ Pb-free plated

MECHANICAL DATA

Case: JEDEC DO-214AC. Molded plastic over glass passivated

junction

Terminal: Solderable per MIL-STD-750, Method 2026

Polarity: Color band denoted positive end (cathode) except Bidirectional

Standard Packaging: 12mm tape (EIA STD RS-481)

Weight: 0.002 ounce, 0.061 gram

DEVICES FOR BIPOLAR APPLICATION

For Bidirectional use C or CA Suffix for types SMAJ5.0 thru types SMAJ170 (e.g. SMAJ5.0C , SMAJ170CA)

Electrical characteristics apply in both directions

MAXIMUM RATINGS AND CHARACTERISTICS

Ratings at 25℃ ambient temperature unless otherwise specified.

RATING

SYMBOL VALUE UNITS

Peak Pulse Power Dissipation on 10/1000µs waveform (Note 1,2 ,FIG.1)

PPPM

Minimu

m 400

Watts

Peak Pulse Current of on 10/1000µs waveform (Note 1,FIG.3)

IPPM

SEE

TABLE 1

Amps

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

Superimposed on Rated Load,(JEDEC Method) (Note2,3)

IFSM

40 Amps

Operating junction and Storage Temperature Range

TJ , TSTG

-55 to +

150

℃

Notes :

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

2.Mounted on 5.0mm x 5.0mm (0.03mm thick) Copper Pads to each terminal

3.8.3ms single half sine-wave , or equivalent square wave, Duty cycle = 4 pulses per minutes maximum.

REV.2014.05.01

02 | www.spsemi.cn

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