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3971

DUAL DMOS FULL-BRIDGE DRIVER

3971 Features

* I ±2.5 A Load Current Capability per Bridge I Parallel Outputs for 5 A Load-Current Capability I Low rDS(on) Outputs Typically 325 mΩ source, 175 mΩ sink I Synchronous Rectification via Control Logic I Internal Undervoltage Monitor I Crossover-Current Protection I Source Connections for External Cur

3971 General Description

No (Internal) connection Logic ground Control input, bridge 1 Output A, bridge 1 Load supply voltage, bridge 1 Ground Sense resistor, bridge 1 Output B, bridge 1 Control input, bridge 1 Control input, bridge 1 Charge-pump capacitor Charge-pump capacitor Reservoir capacitor Control input, bridge 2 Ou.

3971 Datasheet (141.47 KB)

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Datasheet Details

Part number:

3971

Manufacturer:

Allegro MicroSystems

File Size:

141.47 KB

Description:

Dual dmos full-bridge driver.
3971 ADVANCE INFORMATION (Subject to change without notice) May 2, 2000 DUAL DMOS FULL-BRIDGE DRIVER Designed to interface between external PWM contr.

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39-01-2145 - Connector (Molex)
FEATURES AND SPECIFICATIONS Mechanical Contact Insertion Force: 1.5kg max. applications Contact Retention to Housing: 3.0kg min. s Positive housing lo.

39-28-1xxx - Header (Molex)
.. FEATURES AND SPECIFICATIONS Features and Benefits s Positive housing locks to mate with Mini-Fit, Jr. receptacle s Fully isolated t.

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3971 DUAL DMOS FULL-BRIDGE DRIVER Allegro MicroSystems

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