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115 Northeast Cutoff, Box 15036 2 Worcester, Massachusetts 01615-0036 (508) 853-5000 Copyright © 2003 Allegro MicroSystems, Inc.
A3940KLP (TSSOP) 3940 FULL-BRIDGE POWER MOSFET CONTROLLER A3940KLW (SOIC) * Measured on “High-K” multi-layer PWB per JEDEC Standard JESD51-7.
† Measured on ty
Data Sheet 29319.100J 3940 A3940KLP (TSSOP with exposed thermal pad) A3940KLW (SOIC) Approx.
2X actual size.
ABSOLUTE MAXIMUM RATINGS Load Supply Voltage Range, VBB, VDRAIN, CP1 -0.6 V to +40 V Output Voltage Ranges, LSS -2 V to +6.5 V GHA/GHB, VGHX -2 V to +55 V SA/SB, VSX -2 V to +45 V GLA/GLB, VGLX -2 V to +16 V CA/CB, VCX -0.6 V to +55 V CP2,VCP, VIN -0.6 V to +52 V Logic Input/Output Voltage Range VIN, VOUT -0.3 V to +6.5 V Operating Temperature Range, TA -40°C to +135°C Junct
A3940 Features
* include supply under/overvoltage, thermal shutdown, and motor lead short-to-battery and short-to-ground fault notification, and a programmable dead-time adjustment for cross-conduction prevention. The overvoltage trip point is user adjustable. The A3940 is supplied in a choice of two power packages,
Datasheet Details
A3940
Allegro
600.09 KB
Full-bridge power mosfet controller.
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