SM4T220A SGS-Thomson-Microelectronics, SM4T220A Datasheet

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SM4T220A

Manufacturer Part Number
SM4T220A
Description
TRANSIL
Manufacturer
SGS-Thomson-Microelectronics
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
SM4T220A
Manufacturer:
ST
Quantity:
54 000
.
FEATURES
.
.
.
.
.
ABSOLUTE RATINGS (limiting values)
November 1992
DESCRIPTION
Transil
protection
instantaneous reponse to transients makes them
praticularly suited to protect voltage sensitive
devices such as MOS Technology and low
voltage supplied IC’s.
Symbol
PEAK PULSE POWER= 400 W @ 1ms.
BREAKDOWN VOLTAGE RANGE :
UNI AND BIDIRECTIONAL TYPES.
LOW CLAMPING FACTOR.
FAST RESPONSE TIME:
JEDEC REGISTRED.
I FSM
From 6V8 to 220 V.
T clamping : 1ps (0 V to V BR ).
T stg
P p
T L
T j
P
diodes
Peak pulse power dissipation
See note 1 and derating curve Fig 1.
Power dissipation on infinite heatsink
See note 1 and derating curve Fig 1.
Non repetitive surge peak forward current.
For unidirectional types.
Storage and junction temperature range
Maximum lead temperature for soldering
during 10 s.
by
provide
clamping
high
action.
Parameter
overvoltage
Their
.
MECHANICAL CHARACTERISTICS
.
.
.
.
Tamb = 25 C
Tamb = 25 C
Tlead = 50 C
Body marked with : Logo, Date Code, Type
Code and Cathode Band (for unidirectional
types only).
Full compatibility with both gluing and paste
soldering technologies.
Excellent on board stability.
Tinned copper leads.
High temperature resistant resin.
t =10 ms
SM4T6V8C,CA/220C,CA
SM4T6V8,A/220,A
SOD 6
(Plastic)
- 65 to + 175
Value
400
150
260
50
5
TRANSIL
Unit
W
W
A
C
C
C
1/7

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SM4T220A Summary of contents

Page 1

FEATURES . PEAK PULSE POWER= 400 W @ 1ms. BREAKDOWN VOLTAGE RANGE : . From 6V8 to 220 V. . UNI AND BIDIRECTIONAL TYPES. . LOW CLAMPING FACTOR. FAST RESPONSE TIME clamping : 1ps ( ...

Page 2

SM4Txx THERMAL RESISTANCES Symbol R th (j-l) Junction-leads on infinite heatsink R th (j-a) Junction to ambiant. on printed circuit. With standard footprint dimensions. ELECTRICAL CHARACTERISTICS Symbol Parameter V RM Stand-off voltage Breakdown voltage Clamping voltage. ...

Page 3

... SM4T150A TK SM4T150CA XK SM4T200 TS SM4T200C XS SM4T200A TT SM4T200CA XT SM4T220 TU SM4T220C XU SM4T220A TV SM4T220CA XV All parameters tested except where indicated Marking % 100 PULSE WAVEFORM 10/1000 1000 s Note 1 : For surges greater than the maximum values, the diode will present a short-circuit Anode - Cathode. ...

Page 4

SM4Txx Figure 2 : Peak pulse power versus exponential pulse duration. Pp (W) 100000 10000 1000 100 10 0.001 Figure 3 : Clamping voltage versus peak pulse current. exponential waveform ________ V (V) CL 1000 SM4T ...

Page 5

Figure 4a : Capacitance versus reverse applied voltage for unidirectional types (typical values). C (pF) 10000 1000 ...

Page 6

SM4Txx ORDER CODE SURFACE MOUNT MARKING : Logo, Date Code, Type Code, Cathode Band (for unidirectional types only). PACKAGE MECHANICAL DATA SOD 6 (Plastic FOOTPRINT DIMENSIONS (Millimeter). SOD 6 Plastic Packaging ...

Page 7

Information furnished is believed to be accurate and reliable. However, SGS-THOMSON Microelectronics assumes no responsability for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may results from its ...

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