ACST2-8SB STMicroelectronics, ACST2-8SB Datasheet

IC AC SWITCH ALT-CURR 2A DPAK

ACST2-8SB

Manufacturer Part Number
ACST2-8SB
Description
IC AC SWITCH ALT-CURR 2A DPAK
Manufacturer
STMicroelectronics
Datasheet

Specifications of ACST2-8SB

Triac Type
Logic - Sensitive Gate
Mounting Type
Surface Mount
Configuration
Single
Current - Hold (ih) (max)
10mA
Voltage - Off State
800V
Current - Gate Trigger (igt) (max)
10mA
Current - Non Rep. Surge 50, 60hz (itsm)
8A, 8.4A
Current - On State (it (rms)) (max)
2A
Voltage - Gate Trigger (vgt) (max)
1.1V
Package / Case
TO-252-3, DPak (2 Leads + Tab), SC-63
Current - On State (it (rms) (max)
2A
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-7156-5
ACST2-8SB

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Quantity
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Features
Benefits
Applications
Description
The ACST2 series belongs to the ACS™/ACST
power switch family built with A.S.D.
specific discrete) technology. This high
performance device is suited to home appliances
or industrial systems and drives loads up to 2 A.
This ACST2 switch embeds a Triac structure with
a high voltage clamping device to absorb the
inductive turn-off energy and withstand line
transients such as those described in the
IEC 61000-4-5 standards. The component needs
a low gate current to be activated (I
and still shows a high electrical noise immunity
complying with IEC standards such as
IEC 61000-4-4 (fast transient burst test).
July 2010
Triac with overvoltage crowbar technology
High noise immunity: static dV/dt > 500 V/µs
ACST210-8FP, in the TO-220FPAB package,
provides insulation voltage rated at 1500 V rms
Enables equipment to meet IEC 61000-4-5
High off-state reliability with planar technology
Needs no external overvoltage protection
Reduces component count
Interfaces directly with the micro-controller
High immunity against fast transients
described in IEC 61000-4-4 standards
AC on/off static switching in appliances and
industrial control systems
Driving low power highly inductive loads like
solenoid, pump, fan, and micro-motor
GT
®
(application
< 10 mA)
Doc ID 13304 Rev 3
Overvoltage protected AC switch
Figure 1.
Table 1.
TM: ACS is a trademark of STMicroelectronics
®: A.S.D. is a registered trademark of
STMicroelectronics
V
DRM
Symbol
I
T(RMS)
I
GT
/V
RRM
ACST210-8FP
TO-220FPAB
Functional diagram
Device summary
G
Value
800
10
2
COM
OUT
COM
OUT
G
OUT
ACST210-8B
COM
DPAK
ACST2
G
Unit
mA
A
V
www.st.com
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Related parts for ACST2-8SB

ACST2-8SB Summary of contents

Page 1

... A.S.D. specific discrete) technology. This high performance device is suited to home appliances or industrial systems and drives loads This ACST2 switch embeds a Triac structure with a high voltage clamping device to absorb the inductive turn-off energy and withstand line transients such as those described in the IEC 61000-4-5 standards ...

Page 2

... ° 125 °C 0 125 ° 125 °C 1.6 -40 to +150 -40 to +125 260 T0-220FPAB 1500 Value MAX 10 MAX 1.1 MIN 0.2 MAX 10 MAX 25 II MAX 35 MIN 500 MIN 0.5 MIN 850 ACST2 Unit A A ² A/µ °C °C V Unit V/µs A/ms V ...

Page 3

... ACST2 Table 4. Static electrical characteristics Symbol ( 2 500 µ (1) V Threshold voltage TO (1) R Dynamic resistance D I DRM OUT DRM RRM I RRM 1. For both polarities of OUT pin referenced to COM pin Table 5. Thermal resistances Symbol R Junction to case (AC) th(j-c) R Junction to ambient th(j- copper surface under tab CU Figure 2 ...

Page 4

... Relative variation of gate trigger, holding and latching current versus junction temperature I Typical values (° 100 110 120 130 Relative variation of critical rate of decrease of main current versus reapplied dV/dt (typical values) (dV/dt) (V/µs) c 1.0 10.0 ACST2 V =300 V OUT 100.0 ...

Page 5

... ACST2 Figure 10. Relative variation of critical rate of decrease of main current versus junction temperature (° Figure 12. Non repetitive surge peak on-state current and corresponding value ² 100.0 10.0 1.0 sinusoidal pulse with width t < (ms) P 0.1 0.01 0.10 Figure 14. Thermal resistance junction to ambient versus copper surface ...

Page 6

... Application information 2.1 Typical application description The ACST2 device has been designed to switch on and off highly inductive or resistive loads such as pump, valve, fan, or bulb lamp. Thanks to its high sensitivity (I ACST2 can be driven directly by logic level circuits through a resistor as shown on the typical application diagram. Thanks to its thermal and turn-off commutation performances, the ACST2 switch can drive, without any additional snubber, an inductive load Figure 16. AC induction motor control – ...

Page 7

... ACST2 2.2 AC line transient voltage ruggedness In comparison with standard Triacs, which are not robust against surge voltage, the ACST2 is self-protected against over-voltage, specified by the new parameter V ACST2 is a sensitive device (I fast transients. The ACST2 switch can safely withstand AC line transient voltages either by clamping the low energy spikes, such as inductive spikes at switch off switching to the on state (for less than 10 ms) to dissipate higher energy shocks through the load ...

Page 8

... The ACST2 is a sensitive device (I simple resistor by a logic level circuit, and still provides a high electrical noise immunity. The intrinsic immunity of the ACST2 is shown by the specified dV/dt equal to 500 V/µs @ 125 °C. This immunity level times higher than the immunity provided by an equivalent standard technology Triac with the same sensitivity ...

Page 9

... ACST2 3 Ordering information scheme Figure 19. Ordering information scheme AC switch Topology T = Triac On-state rms current Sensitivity Voltage 8 = 800 V Package FP = TO-220FPAB B = DPAK Delivery mode TR = Tape and reel (DPAK) Blank = Tube (TO-220FPAB, DPAK) Ordering information scheme ACS Doc ID 13304 Rev 9/13 ...

Page 10

... Typ. L3 28.6 30.6 1.126 L4 9.8 10.6 0.386 L5 2.9 3.6 0.114 L6 15.9 16.4 0.626 L7 9.00 9.30 0.354 Dia. 3.00 3.20 0.118 ACST2 ® Inches Max. 0.181 0.106 0.108 0.027 0.039 0.067 0.067 0.205 0.106 0.409 1.205 0.417 0.142 0.646 0.366 0.126 ...

Page 11

... ACST2 Table 7. DPAK dimensions 0.60 MIN. Figure 20. Footprint (dimensions in mm) Ref 6.7 3 6.7 Doc ID 13304 Rev 3 Package information Dimensions Millimeters Min. Max. Min. A 2.20 2.40 0.086 A1 0.90 1.10 0.035 A2 0.03 0.23 0.001 B 0.64 0.90 0.025 B2 5.20 5.40 0.204 C 0.45 0.60 0.017 ...

Page 12

... Package TO-220FPAB ACST2108 DPAK DPAK Revision 1 Initial release. Updated ECOPACK statement. Reformatted for consistency with 2 other datasheets in this product class. 3 Updated Figure 19. Doc ID 13304 Rev 3 ACST2 Weight Base Qty Packing mode 2.4g 50 Tube 0.3g 50 Tube 0.3g 2500 Tape and Reel Changes ...

Page 13

... ACST2 Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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