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參數(shù)資料
| 型號(hào)： | TPS65124RGT |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | SINGLE-INDUCTOR QUADRUPLE-OUTPUT TFT LCD POWER SUPPLY |
| 中文描述： | 單電感翻兩番，輸出TFT LCD電源 |
| 文件頁(yè)數(shù)： | 4/23頁(yè) |
| 文件大?。?/td> | 706K |
| 代理商： | TPS65124RGT |
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www.ti.com
TPS65120, TPS65121, TPS65123, TPS65124
SLVS531–JUNE 2004
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
25
7.5
5.6
V
V
MAIN
≤
5.3 V
V
MAIN
≥
5.3 V
2.7 V
≤
V
≤
5.5 V, 100 μA
≤
I
MAIN
≤
25 mA,
T
A
= -20
°
C to 50
°
C
2.7 V
≤
V
IN
≤
5.5 V,
0 mA
≤
I
MAIN
≤
25 mA
V
FBM
= V
REF
I
MAIN
= 0 to 25 mA, V
MAIN
= 5 V
I
MAIN
= 10 mA
I
MAIN
= 10 mA
V
BOOT
= 5.5 V
I
MAIN
Maximum main output current
mA
1.203
1.213
1.223
V
V
FBM
Feedback regulation voltage
1.195
1.213
1.231
V
I
FBM
Feedback input bias current
Load regulation
Minimum dropout voltage
Main output voltage ripple
Short-circuit current limit
Discharge resistor for power-down se-
quence
VGH OUTPUT
V
GH
V
GH
output voltage range
I
GH
Maximum DC output current
V
GH
precharge resistor
V
FBH
Feedback regulation voltage
I
FBH
Feedback input bias current
Load regulation
Line regulation
0.01
0.006
130
0.1
μA
%/mA
mV
mV
P-P
mA
5
I
SC_MAIN
50
R
DIS_VMAIN
10
k
V
IN
+ 0.5
20
V
6
mA
k
V
μA
%/mA
%/V
1
2.7 V
≤
V
IN
≤
5.5 V, 0 mA
≤
I
GH
≤
2 mA
V
FBH
= 0 V
I
GH
= 0 to 2 mA, V
GH
= 15 V
V
IN
= 2.7 V to 5.5 V, I
GH
= 100 μA
200 μA load, V
= 15 V,
C
OUT
= 220 nF, C
FF
= 10 pF
1.177
1.213
0.01
-0.11
0.01
1.249
0.1
V
GH
output voltage ripple
20
mV
Discharge resistor for power-down se-
quence
VGL OUTPUT
V
GL
V
GL
Output voltage range
I
GL
Maximum DC output current
V
FBL
Feedback regulation voltage
I
FBL
Feedback input bias current
Load regulation
Line regulation
R
DIS_VGH
10
k
-18
-2.5
V
6
mA
V
μA
%/mA
%/V
2.7 V
≤
V
IN
≤
5.5 V, 0 mA
≤
I
GL
≤
2 mA
V
FBL
= 0 V
I
GL
= 0 to 2 mA, V
GL
= -15 V
V
IN
= 2.7 V to 5.5 V, I
GL
= 100 μA
200 μA load, V
GL
= -15 V,
C
OUT
= 220 nF
-0.036
0
0.036
0.1
0.01
0.13
0.1
V
GL
output voltage ripple
20
mV
4
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