Description:The ISL78424, ISL78434, and ISL78444 are Automotive Grade (AEC-Q100 Grade 1) high voltage, high frequency, half-bridge NMOS FET drivers for driving the gates of up to 70V half-bridge topologies. The family of half-bridge drivers feature 3A sourcing, 4A sinking peak gate drive current. The ISL78424 and ISL78444 feature a single tri-level PWM input for controlling both gate drivers. The ISL78434 has dual independent inputs for controlling the high-side and low-side driver separately. The ISL78424 and ISL78434
SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Packing Method:
TR
Peak Reflow Temperature (Cel):
260
Screening Level:
AEC-Q100
Seated Height-Max:
1.2 mm
Supply Current-Max:
11.9 mA
Supply Voltage-Max:
18 V
Supply Voltage-Min:
8 V
Supply Voltage-Nom:
12 V
Surface Mount:
YES
Terminal Finish:
Matte Tin (Sn) - annealed
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Turn-off Time:
0.08 µs
Turn-on Time:
0.06 µs
Width:
4.4 mm
ISL78424AVEZ-T Frequently Asked Questions (FAQs)
Renesas provides a recommended PCB layout guide in their application note AN1995, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure optimal performance.
The selection of input and output capacitors depends on the specific requirements of your application, such as ripple current, voltage rating, and ESR. Renesas provides guidance on capacitor selection in their application note AN1965, which includes a capacitor selection table and design considerations.
While the datasheet specifies an operating temperature range of -40°C to 125°C, Renesas recommends derating the device for reliable operation above 85°C. Consult the application note AN1995 for thermal derating guidelines and design considerations.
Renesas provides EMC design guidelines in their application note AN1966, which includes recommendations for PCB layout, component selection, and shielding to minimize electromagnetic interference and ensure compliance with regulatory standards.
Renesas provides soldering and rework guidelines in their application note AN1996, which includes recommended temperature profiles, soldering times, and rework procedures to ensure reliable assembly and minimize damage to the device.
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Manufacturer Collaborated
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System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
ISL78424AVEZ-T Overview
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