參數(shù)資料
型號(hào): TPS65123RGT
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
文件頁數(shù): 12/23頁
文件大?。?/td> 706K
代理商: TPS65123RGT
www.ti.com
V
GH
(20 mV/div,
AC Coupled)
V
GL
(20 mV/div,
AC Coupled)
t Time 10 s/div
V
IN
= 3.6 V,
V
MAIN
= 5 V @ 5 mA,
V
GH
V
GL
= 10 V @ 100 A
10 pF Feed-Forward
Capacitor Across R
1
14.85
14.90
14.95
15
15.05
15.10
15.15
0.1
1
10
I
GH
Output Current mA
VG
V
IN
= 3.6 V,
V
MAIN
= 5 V, @ 5 mA
V
GL
= 10 V @ 200 A
10.10
10.08
10.06
10.04
10.02
10
9.98
9.96
9.94
9.92
9.90
0.1
1
10
V
IN
= 3.6 V,
V
MAIN
= 5 V @ 5 mA,
V
GH
= 15 V @ 200 A
I
GL
Output Current mA
VG
1
10
0.1
1
10
100
V
IN
= 3.6 V,
V
= 5 V,
ENVGH = ENVGL = GND
S
I
MAIN
Output Current mA
TPS65120, TPS65121, TPS65123, TPS65124
SLVS531–JUNE 2004
POSITIVE, NEGATIVE OUTPUT
RIPPLE VOLTAGE
POSITIVE OUTPUT (VGH) LOAD REGULATION
Figure 11.
Figure 12.
SWITCHING FREQUENCY
vs
LOAD CURRENT
NEGATIVE OUTPUT (VGL) LOAD REGULATION
Figure 13.
Figure 14.
12
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