參數(shù)資料
型號: TPS65150PWPR
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: GREEN, PLASTIC, HTSSOP-24
文件頁數(shù): 30/32頁
文件大?。?/td> 1412K
代理商: TPS65150PWPR
www.ti.com
TYPICAL CHARACTERISTICS
0
0.1
0.2
0.3
0.4
0.5
0.6
100
90
80
70
60
50
40
VS = 13.5 V,
VGH = VGL = No Load, Switching
VIN = 2.5 V
VIN = 3.3 V
VIN = 5 V
Efficiency
%
IO Load Current A
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
100
90
80
70
60
50
40
VS = 10 V,
VGH = VGL = No Load, Switching
VIN = 2.5 V
VIN = 3.3 V
VIN = 5 V
Efficiency
%
IO Load Current A
TPS65150
SLVS576 – SEPTEMBER 2005
TABLE OF GRAPHS
FIGURES
Main Boost Converter
η
Efficiency
vs Load current Vs=10 V
1
η
Efficiency
vs Load current Vs=13.5 V
2
η
Efficiency
vs Load current Vs=15 V
3
fSW
Switching frequency
vs Input voltage and temperature
4
PWM operation
at nominal load current
5
PWM operation
at light load current
6
Load transient response
7
Softstart boost converter
8
Power-on sequencing
9
Power-on sequencing
External MOSFET in series to Vs
10
Gate voltage shaping of VGH
11
Adjustable Fault detection
12
Negative Charge Pump Driver
VGL
vs load current
13
Positive Charge Pump Driver
VGH
vs load current; Charge pump doubler stage
14
VGH
vs load current; Charge pump tripler stage
15
VCOM Buffer
VCOM Buffer transconductance
16
EFFICIENCY
vs
LOAD CURRENT
Figure 1.
Figure 2.
7
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