TPSM843A22E 4-V to 18-V Input, 12-A, Buck Power Module with Advanced Current Mode Control and Extended Temperature

1 Features

Fixed-frequency, internally compensated advanced current mode (ACM) control
Integrated 6.5-mΩ and 2-mΩ MOSFETs, Inductor and basic passives
4-V to 18-V input voltage range
0.5-V to 7-V output voltage range
True differential remote sense amplifier (RSA)
Three selectable PWM ramp options to optimize the control loop performance
Five selectable switching frequencies: 500 kHz, 750 kHz, 1 MHz, 1.5 MHz, and 2.2 MHz
Synchronizable to an external clock
0.5 V, ±1% voltage reference accuracy over full temperature range
1-ms, 2-ms, 4-ms, and 8-ms selectable soft-start times
Monotonic start-up into prebiased outputs
Enable with adjustable input undervoltage lockout
Power-good output monitor
Output overvoltage, output undervoltage, input undervoltage, overcurrent, and overtemperature protection
–55°C to 125°C operating junction temperature
6.5-mm × 7.5-mm × 4.0-mm, 25-pin over-molded QFN package
Lead-free (RoHS compliant)
Pin compatible with the 20 A - TPSM843B22E and 16 A - TPSM843A26E