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3 Electrical Performance Specifications
Table 1. TPS53316EVM-075 Electrical Performance Specifications
PARAMETER TEST CONDITIONS MIN TYP MAX UNITS
Input Characteristics
Voltage range V
IN
2.9 3.3/5.0 6.0 V
Maximum input current V
IN
= 5 V, I
OUT
= 5 A 1.76 A
No load input current V
IN
= 5 V, I
OUT
= 0 A under DE/HEF mode 3 mA
Output Characteristics
Output voltage 1.5 V
Output voltage regulation Setpoint accuracy -1% 1%
(V
IN
= 2.9 V – 6.0 V, I
OUT
= 0 A – 5 A)
Line regulation 0.1%
(V
IN
= 2.9 V – 6.0 V, I
OUT
= 5 A)
Load regulation 0.1%
(V
IN
= 5 V, I
OUT
= 0 A – 5 A)
Output voltage ripple V
IN
= 5 V, I
OUT
= 5 A 10 mV
PP
Output load current 0 5 A
Over current limit V
IN
= 3.3V, f
SW
= 750 kHz 6.5/4.5
Systems Characteristics
Switching frequency 0.75/1.1/ MHz
2.0
Peak efficiency V
IN
= 5 V, I
OUT
= 1.8 A, f
SW
= 750 kHz 92.7%
Full-load efficiency V
IN
= 5 V, I
OUT
= 5 A, f
SW
= 750 kHz 89.0%
Operating temperature 25 ºC
3
SLUU671–December 2011 5-A Step-Down Regulator with Integrated Switcher
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