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SLVS520B – MARCH 2006 – REVISED JULY 2008
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)
DC/DC STAGE
PARAMETER
V
I
V
I
V
O
V
FB
f
I
SW
Input voltage range
Input voltage range for startup
TPS63000 output voltage range
TPS63000 feedback voltage
Oscillator frequency
Frequency range for synchronization
Switch current limit
High side switch on resistance
Low side switch on resistance
Line regulation
Load regulation
VIN
I
q
Quiescent
current
VINA
VOUT (adjustable output voltage)
FB input impedance (fixed output voltage)
I
S
V
UVLO
V
IL
V
IH
Shutdown current
Under voltage lockout threshold
EN, PS/SYNC input low voltage
EN, PS/SYNC input high voltage
EN, PS/SYNC input current
Overtemperature protection
Overtemperature hysteresis
Clamped on GND or VINA
1.2
0.01
140
20
0.1
V
EN
= 0 V, V
IN
= V
INA
= 3.6 V
V
INA
voltage decreasing
1.5
CONTROL STAGE
1.7
1.8
0.4
V
V
V
µA
°C
°C
I
O
= 0 mA, V
EN
= V
IN
= V
INA
= 3.6 V,
V
OUT
= 3.3 V
1
40
4
1
0.1
1
V
IN
= V
INA
= 3.6 V, T
A
= 25°C
V
IN
= V
INA
= 3.6 V
V
IN
= V
INA
= 3.6 V
TEST CONDITIONS
MIN
1.8
1.9
1.2
495
1250
1250
1600
1800
100
100
0.5%
0.5%
1.5
50
6
µA
µA
µA
MΩ
µA
500
TYP
MAX
5.5
5.5
5.5
505
1500
1800
2000
UNIT
V
V
V
mV
kHz
kHz
mA
mΩ
mΩ
Copyright © 2006–2008, Texas Instruments Incorporated
3
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