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ISL6745A Functional Diagram
Integrated Circuits (ICs)

ISL6745AAUZ-T

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Renesas Electronics Corporation

IMPROVED BRIDGE CONTROLLER WITH PRECISION DEAD TIME CONTROL

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ISL6745A Functional Diagram
Integrated Circuits (ICs)

ISL6745AAUZ-T

Active
Renesas Electronics Corporation

IMPROVED BRIDGE CONTROLLER WITH PRECISION DEAD TIME CONTROL

Deep-Dive with AI

Technical Specifications

Parameters and characteristics for this part

SpecificationISL6745AAUZ-T
Clock SyncFalse
Control FeaturesSoft Start, Frequency Control
Duty Cycle (Max) [Max]99 %
Frequency - Switching [Max]1 MHz
FunctionStep-Up/Step-Down
Mounting TypeSurface Mount
Number of Outputs2
Operating Temperature [Max]105 °C
Operating Temperature [Min]-40 °C
Output ConfigurationPositive, Isolation Capable
Output Phases1
Output TypeTransistor Driver
Package / Case10-MSOP, 10-TFSOP
Package / Case [x]3 mm
Package / Case [x]0.118 in
Supplier Device Package10-MSOP
Synchronous RectifierFalse
TopologyHalf-Bridge, Full-Bridge
Voltage - Supply (Vcc/Vdd) [Max]16 V
Voltage - Supply (Vcc/Vdd) [Min]9 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyTape & Reel (TR) 2500$ 2.34

Description

General part information

ISL6745A Series

The ISL6745A is a low-cost, double-ended, voltage-mode PWM controller designed for half-bridge and full-bridge power supplies and line-regulated bus converters. It provides precise control of switching frequency, adjustable soft-start, and overcurrent shutdown. In addition, the ISL6745A allows for accurate adjustment of MOSFET non-overlap time (dead time) with dead times as low as 35ns, allowing power engineers to optimize the efficiency of open-loop bus converters. The ISL6745A also includes a control voltage input for closed-loop PWM and line voltage feed-forward functions. The ISL6745A is identical to the ISL6745, but is optimized for higher noise environments. Low start-up and operating currents allow for easy biasing in both AC/DC and DC/DC applications. This advanced BiCMOS design also features adjustable switching frequency up to 1MHz, 1A FET drivers, and very low propagation delays for a fast response to overcurrent faults. The ISL6745A is available in a space-saving 10 Ld MSOP package and is assured to meet rated specifications across a wide -40 °C to +105 °C temperature range.

Documents

Technical documentation and resources