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2 TPS40077EVM-001 Electrical Performance Specifications
TPS40077EVM-001 Electrical Performance Specifications
Table 1. TPS40077EVM-001 Electrical and Performance Specifications
PARAMETER NOTES AND CONDITIONS MIN NOM MAX UNITS
INPUT CHARACTERISTICS
V
IN
Input voltage 8 12 16 V
I
IN
Input current V
IN
= nom, I
OUT
= max 1.7 1.8 A
No-load input current V
IN
= nom, I
OUT
= 0A 80 100 mA
V
IN_UVLO
Input UVLO I
OUT
= min to max 5.4 6 6.6 V
V
IN_ONV
Input ONV I
OUT
= min to max 6.3 7 7.7 V
OUTPUT CHARACTERISTICS
V
OUT
Output voltage V
IN
= nom, I
OUT
= nom 1.75 1.8 1.85 V
Line regulation V
IN
= min to max, I
OUT
= nom 0.5%
Load regulation V
IN
= nom, I
OUT
= min to max 0.5%
Output ripple voltage V
OUT
_ripple V
IN
= nom, I
OUT
= max 40 mVpp
Output current I
OUT
V
IN
= min to max 0 5 10 A
Output overcurrent inception point I
OCP
V
IN
= nom, V
OUT
= V
OUT
–5% 12.25 19.4 34 A
Transient response
Δ I Load step I
OUT_max
to 0.2 x I
OUT _max
8 A
Load slew rate 1 A/ µ sec
Overshoot 300 mV
Settling time 0.1 msec
SYSTEMS CHARACTERISTICS
f
SW
Switching frequency 240 300 360 kHz
η pk Peak efficiency V
IN
=nom, I
OUT
= min to max 90%
η Full-load efficiency V
IN
=nom, I
OUT
= max 89%
Top Operating temperature range V
IN
= min to max, I
OUT
= min to max –40 25 85 ° C
MECHANICAL CHARACTERISTICS
W Dimensions (active area) Width 1 ins
L Length 2.4 ins
h Component height 0.41 ins
NOTE 1: Voltage accuracy effected by resistor tolerance.
SLVU192A – February 2007 – Revised March 2008 Using the TPS40077EVM-001 12-V Input, 1.8-V Output, 3
10-A Synchronous Buck Converter
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