1.5SMC20A/9A datasheet, PDF - EEWORLD Datasheet

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1.5SMC20A/9A: DescriptionTrans Voltage Suppressor Diode, 17.1V V(RWM), Unidirectional,; CategoryDiscrete semiconductor diode; File Size37KB，3 Pages; ManufacturerVishay; Websitehttp://www.vishay.com

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1.5SMC20A/9A Overview

Trans Voltage Suppressor Diode, 17.1V V(RWM), Unidirectional,

1.5SMC20A/9A Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Reach Compliance Code	unknow
Breakdown voltage nominal value	20 V
Maximum clamping voltage	27.7 V
Diode type	TRANS VOLTAGE SUPPRESSOR DIODE
JESD-609 code	e0
polarity	UNIDIRECTIONAL
Maximum repetitive peak reverse voltage	17.1 V
surface mount	YES
Terminal surface	Tin/Lead (Sn/Pb)
Base Number Matches	1

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1.5SMC Series

Vishay Semiconductors

formerly General Semiconductor

Surface Mount T

RANS

ORB

Transient Voltage Suppressors

DO-214AB

(SMC J-Bend)

0.126 (3.20)

0.114 (2.90)

Cathode Band

0.245 (6.22)

0.220 (5.59)

ed e

end ang

Ext e R

tag

Vol

0.121 MIN.

(3.07 MIN.)

(BR)

Unidirectional

6.8 to 540V

(BR)

Bidirectional

6.8 to 220V

Peak Pulse Power

1500W

Mounting Pad Layout

0.185 MAX.

(4.69 MAX.)

0.280 (7.11)

0.260 (6.60)

0.012 (0.305)

0.006 (0.152)

0.103 (2.62)

0.079 (2.06)

0.060 (1.52)

0.030 (0.76)

0.320 (8.13)

0.305 (7.75)

0.060 MIN.

(1.52 MIN.)

0.008

(0.203)

Max.

Dimensions in inches

and (millimeters)

0.320 REF

Mechanical Data

Case:

JEDEC DO-214AB (SMC) molded plastic over

passivated junction

Terminals:

Solder plated, solderable per MIL-STD-750,

Method 2026. High temperature soldering: 250°C/10

seconds at terminals.

Polarity:

For uni-directional types the band denotes the

cathode, which is positive with respect to the anode

under normal TVS operation.

Standard Packaging:

16mm tape (EIA STD RS-481)

Weight:

0.007 oz., 0.21 g

Packaging Codes – Options (Antistatic):

51 – 1K per Bulk box, 10K/carton

57 – 850 per 7" plastic Reel (16mm tape), 8.5K/carton

9A – 3.5K per 13" plastic Reel (16mm tape), 35K/carton

Features

• Low profile package with built-in strain relief for

surface mounted applications

• Glass passivated junction

• Low incremental surge resistance

• Low inductance

• Excellent clamping capability

• 1500W peak pulse power capability with a 10/1000µs

waveform, repetition rate (duty cycle): 0.01%

• Very fast response time

• Plastic package has Underwriters Laboratory

Flammability Classification 94V-0

Devices for Bidirectional Applications

For bi-directional devices, use suffix CA (e.g. 1.5SMC10CA). Electrical characteristics apply in both directions.

Maximum Ratings & Thermal Characteristics

Ratings at 25°C ambient temperature unless otherwise specified.

Parameter

Peak power dissipation with a 10/1000µs waveform

(1)(2)

(Fig. 1)

Peak pulse current with a 10/1000µs waveform

(1)

(Fig. 3)

Power dissipation on infinite heatsink, T

= 50°C

Peak forward surge current 8.3ms single half sine-wave

uni-directional only

(2)

Thermal resistance junction to ambient air

(3)

Thermal resistance junction to leads

Operating junction and storage temperature range

Symbol

PPM

M(AV)

FSM

θJA

θJL

, T

STG

Value

1500

See Next Table

6.5

200

–65 to +150

Unit

°C/W

°C

Notes:

(1) Non-repetitive current pulse, per Fig.3 and derated above T

= 25°C per Fig. 2

(2) Mounted on 0.31 x 0.31” (8.0 x 8.0mm) copper pads to each terminal

(3) Mounted on minimum recommended pad layout

Document Number 88303

31-Jul-03

www.vishay.com

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