L9972-TR vs L9973-TR Comparison

Detailed side-by-side comparison of L9972-TR by STMicroelectronics and L9973-TR by STMicroelectronics. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.

STMicroelectronics
L9972-TR

L9972-TR - Automotive Dual H-Bridge Driver | STMicroelectronics

L9972-TR βœ“ Active
STMicroelectronics
L9973-TR

L9973-TR - Automotive Quad Half-Bridge Driver | STMicroelectronics

L9973-TR βœ“ Active

Specification Comparison

Parameter L9972-TR L9973-TR
Brand STMicroelectronics STMicroelectronics
Category Motor Drivers Motor Drivers
Lifecycle Status Active Active
Stock Status In Stock In Stock
Unit Price (USD) $2.08 $2.08
Supply Voltage Range 5.5 V to 36 V 5.5 V to 36 V
Output Current per Channel 1.2 A (continuous) 1.2 A (continuous)
Number of H-Bridges 2 β€”
Control Interface SPI β€”
Quiescent Current (Standby) 50 Β΅A 50 uA
Overcurrent Protection Yes β€”
Overtemperature Protection Yes β€”
Undervoltage Lockout Yes β€”
Package PowerSO-20 PowerSO-20
Mounting Type Surface Mount Surface Mount
Operating Temperature Range -40Β°C to +150Β°C -40C to +125C
Thermal Resistance (junction-to-ambient) 35 Β°C/W 35 C/W
SPI Clock Frequency 5 MHz (max) β€”
RoHS Status Compliant Compliant
AEC-Q100 Qualified Yes Yes
Number of Half-Bridges β€” 4
Interface β€” SPI
Protection Features β€” Overcurrent, Overtemperature, Short-Circuit
Output On-Resistance (typical) β€” 0.5 ohm
Switching Frequency (max) β€” 20 kHz
Logic Input Voltage β€” 3.3 V / 5 V compatible

Datasheets & Resources

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