Datasheet

www.ti.com
TPS65120, TPS65121, TPS65123, TPS65124
SLVS531A – JUNE 2004 – REVISED MARCH 2005
ELECTRICAL CHARACTERISTICS (continued)
V
IN
= 3.6 V, EN = RUN = V
IN
, L = 10 µH, T
A
= -40°C to 85°C, typical values are at T
A
= 25°C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
MAIN OUTPUT
V
MAIN
Main output voltage range 3.0 5.6 V
V
MAIN
≤ 5.3 V 25
I
MAIN
Maximum main output current mA
V
MAIN
≥ 5.3 V 7.5
2.7 V ≤ V
IN
≤ 5.5 V, 100 µA ≤ I
MAIN
≤ 25 mA,
1.203 1.213 1.223 V
T
A
= -20°C to 50°C
V
FBM
Feedback regulation voltage
2.7 V ≤ V
IN
≤ 5.5 V,
1.195 1.213 1.231 V
0 mA ≤ I
MAIN
≤ 25 mA
I
FBM
Feedback input bias current V
FBM
= V
REF
0.01 0.1 µA
Load regulation I
MAIN
= 0 to 25 mA, V
MAIN
= 5 V 0.006 %/mA
Minimum dropout voltage I
MAIN
= 10 mA 130 mV
Main output voltage ripple I
MAIN
= 10 mA 5 mV
P-P
I
SC_MAIN
Short-circuit current limit V
BOOT
= 5.5 V 50 mA
Discharge resistor for power-down se-
R
DIS_VMAIN
10 k Ω
quence
VGH OUTPUT
V
GH
V
GH
output voltage range V
IN
+ 0.5 20 V
I
GH
Maximum DC output current 6 mA
V
GH
precharge resistor 1 k Ω
V
FBH
Feedback regulation voltage 2.7 V ≤ V
IN
≤ 5.5 V, 0 mA ≤ I
GH
≤ 2 mA 1.177 1.213 1.249 V
I
FBH
Feedback input bias current V
FBH
= 0 V 0.01 0.1 µA
Load regulation I
GH
= 0 to 2 mA, V
GH
= 15 V -0.11 %/mA
Line regulation V
IN
= 2.7 V to 5.5 V, I
GH
= 100 µA 0.01 %/V
200 µA load, V
GH
= 15 V,
V
GH
output voltage ripple 20 mV
C
OUT
= 220 nF, C
FF
= 10 pF
Discharge resistor for power-down se-
R
DIS_VGH
10 k Ω
quence
VGL OUTPUT
V
GL
V
GL
Output voltage range -18 -2.5 V
I
GL
Maximum DC output current 6 mA
V
FBL
Feedback regulation voltage 2.7 V ≤ V
IN
≤ 5.5 V, 0 mA ≤ I
GL
≤ 2 mA -0.036 0 0.036 V
I
FBL
Feedback input bias current V
FBL
= 0 V 0.01 0.1 µA
Load regulation I
GL
= 0 to 2 mA, V
GL
= -15 V 0.13 %/mA
Line regulation V
IN
= 2.7 V to 5.5 V, I
GL
= 100 µA 0.1 %/V
200 µA load, V
GL
= -15 V,
V
GL
output voltage ripple 20 mV
C
OUT
= 220 nF
4