TPS61200
TPS61201
TPS61202
www.ti.com
SLVS577A–MARCH 2007–REVISED JUNE 2007
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
TEST CONDITIONS
MIN
TYP
MAX
5.5
UNIT
V
VI
Input voltage range
0.3
VI
Minimum input voltage at startup
TPS61200 output voltage range
TPS61200 feedback voltage
TPS61201 output voltage
TPS61202 output voltage
Oscillator frequency
0.5
V
VO
VFB
VOUT
VOUT
f
1.8
495
5.5
V
500
3.3
5.0
505
3.33
5.05
1650
1500
mV
V
VIN < VOUT, PS = 1
3.27
4.95
1250
1200
VIN < VOUT, PS = 1
V
kHz
mA
mΩ
mΩ
ISW
average switch current limit
Rectifying switch on resistance
Main switch on resistance
Line regulation
VOUT = 3.3 V
1350
180
150
0.1%
0.1%
1
VOUT = 3.3 V
VOUT = 3.3 V
VIN < VOUT, PS = 1
VIN < VOUT, PS = 1
0.5%
0.5%
2
Load regulation
VIN
μA
μA
μA
μA
μA
μA
IO = 0 mA, VEN = VIN = 1.2 V,
VOUT = 3.3 V, VAUX = 3.3 V
PS = 0
Quiescent current
VOUT
VAUX
VIN
50
70
6
4
0.5
1
1.5
2
Shutdown current
VEN = 0 V, VIN = 1.2 V
VAUX
Leakage current into L
VEN = 0 V, VIN = 1.2 V, VL = 1.2 V
0.01
1
CONTROL STAGE
PARAMETER
Auxiliary Output Voltage
TEST CONDITIONS
MIN
TYP
MAX
5.5
UNIT
V
VAUX
VIL
2.4
0.9 × VIN
0.8 × VIN
1.2
EN input low voltage
EN input high voltage
EN input low voltage
EN input high voltage
EN input low voltage
EN input high voltage
PS input low voltage
PS input high voltage
EN, PS input current
VIN < 0.8 V
0.1 × VIN
V
VIH
VIL
VIN < 0.8 V
V
0.8 V ≤ VIN ≤ 1.5 V
0.8 V ≤ VIN ≤ 1.5 V
VIN > 1.5 V
0.2 × VIN
0.4
V
VIH
VIL
V
V
VIH
VIL
VIN > 1.5 V
V
0.4
V
VIH
1.2
V
Clamped on GND or VIN (VIN < 1.5 V)
0.01
250
0.1
μA
mV
VUVLO
VUVLO
Undervoltage lockout threshold for VUVLO decreasing
turn off
235
330
265
Undervoltage lockout threshold for VUVLO increasing
turn on
350
370
mV
UVLO input current
VUVLO = 0.5 V
0.3
7
μA
V
Overvoltage protection threshold
Overtemperature protection
Overtemperature hysteresis
5.5
140
20
°C
°C
3
Submit Documentation Feedback
TI [ TEXAS INSTRUMENTS ]
