Product details

Iout (Max) (A) 12 Vin (Min) (V) 2.7 Vin (Max) (V) 16 Vout (Min) (V) 0.5 Vout (Max) (V) 5.5 Soft start Adjustable Features Enable, Light Load Efficiency, Overcurrent protection, Power Good, Remote Sense Operating temperature range (C) -40 to 125 Iq (Typ) (uA) 680 Regulated outputs (#) 1 Switching frequency (Max) (kHz) 1000 Switching frequency (Min) (kHz) 600 Duty cycle (Max) (%) 87 Topology Buck
Iout (Max) (A) 12 Vin (Min) (V) 2.7 Vin (Max) (V) 16 Vout (Min) (V) 0.5 Vout (Max) (V) 5.5 Soft start Adjustable Features Enable, Light Load Efficiency, Overcurrent protection, Power Good, Remote Sense Operating temperature range (C) -40 to 125 Iq (Typ) (uA) 680 Regulated outputs (#) 1 Switching frequency (Max) (kHz) 1000 Switching frequency (Min) (kHz) 600 Duty cycle (Max) (%) 87 Topology Buck
B3QFN (RDG) 25 49 mm² 6.5 x 7.5
  • TPSM8A28: 3-V to 16-V input range up to 12 A
  • TPSM8A29: 4-V to 16-V input range up to 15 A
  • 2.7-V to 16-V input range with external bias ranging from 4.75 V to 5.3 V
  • Output voltage range: 0.6 V to 5.5 V
  • Integrated MOSFET, inductor, and basic passives
  • D-CAP3™ control mode with fast load-step response
  • Supports all ceramic output capacitors
  • 0.6-V reference voltage has ±1% tolerance from –40°C to +125°C junction temperature
  • Selectable FCCM or auto-skip Eco-mode™ for high light-load efficiency
  • Programmable current limit with RTRIP
  • Pin-selectable switching frequency: 600 kHz, 800 kHz, 1 MHz
  • Differential remote sense for high output accuracy
  • Programmable soft-start time
  • External reference input for tracking
  • Prebiased start-up capability
  • Open-drain power-good output
  • Hiccup for OC and UV faults, latch-off for OV faults
  • 6.5-mm × 7.5-mm × 4.0-mm, RDG package
  • Fully RoHS compliant without exemption
  • TPSM8A28: 3-V to 16-V input range up to 12 A
  • TPSM8A29: 4-V to 16-V input range up to 15 A
  • 2.7-V to 16-V input range with external bias ranging from 4.75 V to 5.3 V
  • Output voltage range: 0.6 V to 5.5 V
  • Integrated MOSFET, inductor, and basic passives
  • D-CAP3™ control mode with fast load-step response
  • Supports all ceramic output capacitors
  • 0.6-V reference voltage has ±1% tolerance from –40°C to +125°C junction temperature
  • Selectable FCCM or auto-skip Eco-mode™ for high light-load efficiency
  • Programmable current limit with RTRIP
  • Pin-selectable switching frequency: 600 kHz, 800 kHz, 1 MHz
  • Differential remote sense for high output accuracy
  • Programmable soft-start time
  • External reference input for tracking
  • Prebiased start-up capability
  • Open-drain power-good output
  • Hiccup for OC and UV faults, latch-off for OV faults
  • 6.5-mm × 7.5-mm × 4.0-mm, RDG package
  • Fully RoHS compliant without exemption

The TPSM8A28 and TPSM8A29 buck power modules are small and highly efficient. This module family contains integrates inductor and basic passives, and does not require external compensation, minimizing solution size.

Features include differential remote sense, high-performance integrated MOSFETs, and an accurate 0.6-V reference, D-CAP3™ control mode,selectable Skip-mode and programmable soft-start.

TPSM8A28 and TPSM8A29 are lead-free, and fully RoHS compliant without exemption.

The TPSM8A28 and TPSM8A29 buck power modules are small and highly efficient. This module family contains integrates inductor and basic passives, and does not require external compensation, minimizing solution size.

Features include differential remote sense, high-performance integrated MOSFETs, and an accurate 0.6-V reference, D-CAP3™ control mode,selectable Skip-mode and programmable soft-start.

TPSM8A28 and TPSM8A29 are lead-free, and fully RoHS compliant without exemption.

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Technical documentation

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Type Title Date
* Data sheet TPSM8A28, TPSM8A29 2.7-V to 16-V Input, 12-A, 15-A Buck Power Modules datasheet (Rev. A) 24 Nov 2021
User guide TPSM8A29EVM User Guide 28 Jul 2021

Design & development

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Evaluation board

TPSM8A29EVM — TPSM8A29 evaluation board 2.7-V to 15-V, 15-A buck power module with differential remote sense

The TPSM8A29EVM evaluation module (EVM) allows users to evaluate the TPSM8A29, a 15-A buck converter with an integrated inductor allowing for small solution size and fast design time. The default output voltage range is 0.8 V to 5.0 V, with a flexibile arrangement of output capacitors.
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Simulation model

TPSM8A28 PSpice Transient Model

SLVMDQ2.ZIP (352 KB) - PSpice Model
Simulation model

TPSM8A28 SIMPLIS Transient and Average Model

SLVMDQ3.ZIP (1236 KB) - SIMPLIS Model
Simulation tool

PSPICE-FOR-TI — PSpice® for TI design and simulation tool

PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)
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B3QFN (RDG) 25 View options

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