TPS61030
TPS61031, TPS61032
www.ti.com
SLUS534D 鈥?SEPTEMBER 2002 鈥?REVISED APRIL 2004
ELECTRICAL CHARACTERISTICS
over recommended free-air temperature range and over recommended input voltage range (typical at an ambient temperature
range of 25掳C) (unless otherwise noted)
DC/DC STAGE
PARAMETER
V
I
V
O
V
FB
f
Input voltage range
TPS61030 output voltage range
TPS61030 feedback voltage
Oscillator frequency
Frequency range for synchronization
Switch current limit
Start-up current limit
SWN switch on resistance
SWP switch on resistance
Total accuracy
Line regulation
Load regulation
VBAT
Quiescent current
VOUT
Shutdown current
CONTROL STAGE
PARAMETER
V
UVLO
V
IL
Under voltage lockout threshold
LBI voltage threshold
LBI input hysteresis
LBI input current
LBO output low voltage
LBO output low current
LBO output leakage current
V
IL
V
IH
EN, SYNC input low voltage
EN, SYNC input high voltage
EN, SYNC input current
Overtemperature protection
Overtemperature hysteresis
Clamped on GND or VBAT
0.8
脳
VBAT
0.01
140
20
0.1
V
LBO
= 7 V
EN = VBAT or GND
V
O
= 3.3 V, I
OI
= 100 碌A
TEST CONDITIONS
V
LBI
voltage decreasing
V
LBI
voltage decreasing
490
MIN
TYP
1.5
500
10
0.01
0.04
100
0.01
0.1
0.2
脳
VBAT
0.1
0.4
510
MAX
UNIT
V
mV
mV
碌A
V
碌A
碌A
V
V
碌A
掳C
掳C
I
O
= 0 mA, V
EN
= VBAT = 1.8 V,
VOUT =5 V
I
O
= 0 mA, V
EN
= VBAT = 1.8 V,
VOUT = 5 V
V
EN
= 0 V, VBAT = 2.4 V
10
10
0.1
VOUT= 5 V
VOUT= 5 V
-3%
VOUT= 5 V
TEST CONDITIONS
MIN
1.8
1.8
490
500
500
3600
4000
0.4 x I
SW
55
55
3%
0.6%
0.6%
25
20
1
碌A
碌A
碌A
500
600
TYP
MAX
5.5
5.5
510
700
700
4500
UNIT
V
V
mV
kHz
kHz
mA
mA