CSD17505Q5A

In many modern electronic applications there is a growing demand for circuits to convert a12-V bus to digital voltages as low as, but not limited to 1.8 V. The current requirements can range from below 1 A to over 15 A. For high-efficiency and small circuit size the TPS40055 wide-input synchronous (...)

• 92% peak efficiency at 6 A
• 88% peak efficiency at 15 A
• 1.8V output at 15 A
• VIN range from 10 VDC to 14 VDC
• Small circuit size 1.4” x 2.5” SMT design, components on single side
• Line/load regulation < 0.5%
• High-frequency 300-kHz operation
• Transient deviation 60 mV with 10-A load step

The TPS40077EVM-001 evaluation module (EVM) is a synchronous buck converter providing a fixed 1.8 V output at up to 10 A from a 12 V input bus. The EVM is designed to start up from a single supply; no additional bias voltage is required for start-up. The TPS40077 Reduced Pin Count (...)

• 8 V to 16 V input range
• 1.8 V fixed output, adjustable with single resistor
• 10 A DC steady-state output current
• 300 kHz switching frequency (Fixed by TPS40077)
• Single main switch N-channel MOSFET and single synchronous rectifier N-channel MOSFET
• Double-sided 2" x 3" PCB with all components on top side
• Active (...)

The TPS40090EVM-002 multi-phase dc-to-dc converter utilizes the TPS40090 multi-phase controller and TPS2834 adaptive driver to step down a 12 V input to 1.5 V at 420 kHz. The output current can exceed 100 A. The TPS40090 provides fixed-frequency, peak current-mode control with (...)

Features the TPS40090 with the TPS2834 driver to step down 12 V to 1.5 V at 100 A.

• 8V to 20V Input Range
• 3.3V Fixed Output
• 20 ADC Steady State Output Current
• 300kHz Switching Frequency
• Two-Layer PCB with all Components on Top Side
• Convenient Test Points for Probing Switching Waveforms and Non-Invasive Loop Response Testing

The TPS51116EVM evaluation module (EVM) is a dual-output converter for DDR and DDRII memory modules. It uses a 10 A synchronous buck converter to provide the core voltage (VDDQ) for DDR memory modules. The EVM is designed to use a 4.5 V to 28 V supply voltage and a 4.75 V to (...)

• Up to 85% efficiency on the VDDQ switching regulator output
• Dual switching regulator / LDO output for both DDR core and termination voltages
• ± 3 A sink/source termination voltage LDO regulator
• 10 mA termination reference voltage for DDR input reference
• User selectable DDR and DDRII or externally referenced (...)

The TPS51120EVM-001 evaluation module utilizes the TPS51120 in a high efficiency, dual synchronous buck converter providing 5 V at 6 A and 3.3 V at 6 A from 8 V to 25 V input. The user’s guide describes the TPS51120EVM-001 performance in D-CAP™ mode and RDS(on) current sensing.

The TPS51120 is a (...)

• Calculates power loss for TI MOSFETs

• Calculates power loss for TI MOSFETs

• Calculates power loss for TI MOSFETs