Datasheet

TPS63060
TPS63061
www.ti.com SLVSA92A –DECEMBER 2011–REVISED FEBRUARY 2012
ELECTRICAL CHARACTERISTICS
over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature
range of 25°C) (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
DC/DC STAGE
V
IN
Input voltage range 2.5 12 V
V
IIN
Minimum input voltage for startup 2.5 V
V
OUT
TPS63060 output voltage range 2.5 8 V
Minimum duty cycle in step down
10% 20%
conversion
V
FB
TPS63060 feedback voltage 495 500 505 mV
PS/SYNC = V
IN
TPS63061 output voltage 4.95 5.0 5.05 V
V
FB
TPS63060 feedback voltage PS/SYNC = GND Referenced to 500mV 0.6% 5%
TPS63061 output voltage PS/SYNC = GND Referenced to 5V 0.6% 5%
f Oscillator frequency 2200 2400 2600 kHz
Frequency range for synchronization 2200 2400 2600 kHz
I
SW
Average inductance current limit V
IN
= 5V, T
A
= 25°C 2000 2250 2500 mA
High side switch on resistance V
IN
= 5V 90 mΩ
Low side switch on resistance V
IN
= 5V 95 mΩ
Line regulation Power Save Mode disabled 0.5%
Load regulation Power Save Mode disabled 0.5%
VIN 30 60 μA
I
O
= 0 mA, V
EN
= V
IN
= 5V,
I
q
Quiescent current
V
OUT
= 5V
VOUT 7 15 μA
TPS63061 FB input impedance V
EN
= HIGH 1.5 MΩ
I
S
Shutdown current V
EN
= 0 V, V
IN
= 5V 0.3 2 μA
CONTROL STAGE
V
IN
> V
OUT
V
IN
7 V
V
AUX
Maximum bias voltage
V
IN
< V
OUT
V
OUT
7 V
I
AUX
Load current at V
AUX
1 mA
UVLO Under voltage lockout threshold V
IN
voltage decreasing 1.8 1.9 2.2 V
UVLO hysteresis 300 mV
V
IL
EN, PS/SYNC input low voltage 0.4 V
V
IH
EN, PS/SYNC input high voltage 1.2 V
EN, PS/SYNC input current Clamped on GND or V
IN
0.01 0.1 μA
PG output low voltage V
OUT
= 5V, I
PGL
= 10 μA 0.04 0.4 V
PG output leakage current 0.01 0.1 μA
Output overvoltage protection 12 16 V
Overtemperature protection 140 °C
Overtemperature hysteresis 20 °C
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