參數(shù)資料
型號： TPS650732TRSLRQ1
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： POWER SUPPLY SUPPORT CKT, PQCC48
封裝： 6 X 6 MM, 0.4 MM PITCH, GREEN, PLASTIC, QFN-48
文件頁數(shù)： 9/90頁
文件大小： 1375K
代理商： TPS650732TRSLRQ1
www.ti.com
SLVSAP7 – JANUARY 2011
PARAMETER MEASUREMENT INFORMATION
The data sheet graphs were taken on the evaluation module (EVM). Please refer to the EVM users guide
(SLVU291) for the setup information.
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS
FIGURE
Efficiency DCDC1 vs Load current / PWM mode
VO = 3.3V; VI = 3.0V, 3.6V, 4.2V, 5V
1
Efficiency DCDC1 vs Load current / PFM mode
VO = 3.3V; VI = 3.0V, 3.6V, 4.2V, 5V
2
Efficiency DCDC2 vs Load current / PWM mode up to 1.5A
VO = 2.5V; VI = 3.0V, 3.6V, 4.2V, 5V
3
Efficiency DCDC2 vs Load current / PFM mode up to 1.5A
VO = 2.5V; VI = 3.0V, 3.6V, 4.2V, 5V
4
Efficiency DCDC2 vs Load current / PWM mode up to 1.5A
VO = 1.8V; VI = 3.0V, 3.6V, 4.2V, 5V
5
Efficiency DCDC2 vs Load current / PFM mode up to 1.5A
VO = 1.8V; VI = 3.0V, 3.6V, 4.2V, 5V
6
Efficiency DCDC3 vs Load current / PWM mode up to 1.5A
VO = 1.2V; VI = 3.0V, 3.6V, 4.2V, 5V
7
Efficiency DCDC3 vs Load current / PFM mode up to 1.5A
VO = 1.2V; VI = 3.0V, 3.6V, 4.2V, 5V
8
Efficiency DCDC3 vs Load current / PWM mode up to 1.5A
VO = 1.0V; VI = 3.0V, 3.6V, 4.2V, 5V
9
Efficiency DCDC3 vs Load current / PFM mode up to 1.5A
VO = 1.0V; VI = 3.0V, 3.6V, 4.2V, 5V
10
Load transient response converter 1
Scope plot; IO= 60mA to 540mA; VO = 3.3V; VI = 3.6V
11
Load transient response converter 2
Scope plot; IO= 150mA to 1350mA; VO = 1.8V; VI = 3.6V
12
Load transient response converter 3
Scope plot; IO= 150mA to 1350mA; VO = 1.2V; VI = 3.6V
13
Line transient response converter 1
Scope plot; VO= 3.3; VI = 3.6V to 5V to 3.6V; IO= 600mA
14
Line transient response converter 2
Scope plot; VO= 1.8; VI = 3.6V to 5V to 3.6V; IO = 600mA
15
Line transient response converter 3
Scope plot; VO = 1.2V; VI=3.6V to 5V to 3.6V; IO = 600mA
16
Output voltage ripple and inductor current converter 2;
Scope plot; VI = 3.6V; VO=1.8V; IO = 10mA
17
PWM Mode
Output voltage ripple and inductor current converter 2;
Scope plot; VI = 3.6V; VO=1.8V; IO = 10mA
18
PFM Mode
Startup DCDC1, DCDC2 and DCDC3, LDO1, LDO2
Scope plot
19
Load transient response LDO1
Scope plot; VO= 1.2V; VI=3.6V
20
Line transient response LDO1
Scope plot
21
KSET vs RISET
22
wLED efficiency vs duty cycle
2 x 6LEDs (VLED=19.2V); IO= 2x20mA
23
wLED efficiency vs input voltage
2 x 6LEDs (VLED=19.2V); IO= 2x20mA
24
Copyright 2011, Texas Instruments Incorporated
17
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