A4957 Просмотр технического описания (PDF) - Allegro MicroSystems
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A4957 Datasheet PDF : 16 Pages
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A4957
Full Bridge MOSFET Driver
Selection Guide
Part Number
A4957SESTR-T
Packing
1500 pieces per reel
Absolute Maximum Ratings*
Characteristic
Load Supply Voltage
Logic Supply Voltage
Logic Inputs
Logic Outputs
Pin VREG
Pins CP1, CP2
Pin RDEAD
Pins SA, SB
Pins GHA, GHB
Pins GLA, GLB
Pins CA, CB
ESD Rating, Human Body Model
ESD Rating, Charged Device Model
Ambient Operating Temperature
Range
Continuous Junction Temperature
Transient Junction Temperature
Storage Temperature Range
*With respect to ground
Symbol
VBB
VDD
VI
VO
VVREG
VCPX
VRDEAD
VSX
VGHX
VGLX
VCX
TA
TJ(max)
TJt
Tstg
Notes
AEC Q100-002, all pins
AEC Q100-011, all pins
Range S
Overtemperature event not exceeding
10 s, lifetime duration not exceeding 10 hr,
guaranteed by design characterization
Rating
Unit
–0.3 to 50
V
–0.3 to 7
V
–0.3 to 6.5
V
–0.3 to 6.5
V
–0.3 to 16
V
–0.3 to 16
V
–0.3 to 6.5
V
–5 to 55
V
VSX to VSX + 15
V
–5 to 16
V
–0.3 to VSX+15
V
2000
V
1000
V
–20 to 85
°C
150
°C
175
°C
–55 to 150
°C
Thermal Characteristics may require derating at maximum conditions, see application information
Characteristic
Symbol
Test Conditions*
Package Thermal Resistance, Junc-
tion to Ambient
RθJA
Estimated, on 4-layer PCB based on JEDEC standard
Package Thermal Resistance, Junc-
tion to Pad
RθJP
*Additional thermal information available on the Allegro website
Value Unit
37 ºC/W
2 ºC/W
Allegro MicroSystems, Inc.
2
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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