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www.ti.com TPS40140EVM-003 Electrical Performance Specifications
2 TPS40140EVM-003 Electrical Performance Specifications
Table 1. TPS40140EVM-003 Electrical and Performance Specifications
PARAMETER CONDITIONS MIN TYP MAX UNIT
Input Characteristics
Input Voltage Range 10.8 13.2 V
Max Input Current V
IN
= 10.8 V, I
OUT
= 32 A 4.98 A
No-Load Input Current V
IN
= 13.2 V, I
OUT
= 0 A 130 mA
Output Characteristics (V
OUT
)
Output Voltage 1.51 V
Line Regulation (10.8 V <V
IN
<13.2 V, I
OUT
= 10 A) 0.1%
Output Voltage Regulation
Load Regulation (0A <I
OUT
<32 A, V
IN
= 12 V) 0.5%
Output Voltage Ripple V
IN
= 13.2 V, I
OUT
= 32 A 40 mVpp
Output Load Current I
OUT
0 32 A
Output Over Current 40 A
System Characteristics
Switching Frequency 300 kHz
Peak Efficiency V
OUT
= 1.5 V, I
OUT
= 20 A, V
IN
= 10.8 V 91%
Full Load Efficiency V
OUT
= 1.5 V, I
OUT
= 32 A, V
IN
= 12 V 89.9%
3
SLVU219A–August 2007–Revised November 2010 Using the TPS40140EVM-003 A 32-A Single Output Two-Phase Stackable
Synchronous Buck Converter
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