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参数资料
| 型号： | TPS60251RTWR |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHED CAPACITOR CONVERTER, 750 kHz SWITCHING FREQ-MAX, PQCC24 |
| 封装： | 4 X 4 MM, GREEN, PLASTIC, QFN-24 |
| 文件页数： | 23/26页 |
| 文件大小： | 783K |
| 代理商： | TPS60251RTWR |
www.ti.com
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS
90
80
70
60
50
Efficiency-%
3
4
5
6
V -InputVoltage-V
I
15mA,V =3.43V
F
25mA,V =3.79V
F
100
80
60
40
20
3
4
5
6
Efficiency-%
V -InputVoltage-V
I
0.5mA,V =2.7V
F
0.2mA,V =2.6V
F
1mA,V =2.8V
F
SLVS767C – APRIL 2007 – REVISED NOVEMBER 2007
DESCRIPTION
REF
Efficiency vs Input Voltage, 4 Main LED - 15mA, 25mA
Efficiency
Efficiency vs Input Voltage, 2 Sub LED with Light Load Condition,
×1 Mode Operation
Switch Resistance vs Free-Air Temperature,
×1 Mode, I
LED = 230 mA
Switch Resistance vs Free-Air Temperature,
×1 Mode, I
LED = 100 mA
Output Impedance of
×1
and
×1.5 Mode
Switch Resistance vs Free-Air Temperature,
×1.5 Mode Charge Pump Open-Loop , I
LED = 230 mA
Switch Resistance vs Free-Air Temperature,
×1.5 Mode Charge Pump Open-Loop, I
LED = 100 mA
Shutdown Current
Shutdown Current vs Input Voltage
Input Current
Input Current vs Supply Voltage, 4 Main LED
DM5 with Maximum 80
DM5 Current vs Input Voltage, Programmed with 80 mA
mA
Current Accuracy
WLED Current vs Input Voltage, 4 Main LED with 15 mA
EFFICIENCY
vs
INPUT VOLTAGE
(2 Sub LED with Light Load Condition,
(4 Main LED - 15mA, 25mA)
×1 Mode Operation)
Figure 3.
Figure 4.
6
Copyright 2007, Texas Instruments Incorporated
Product Folder Link(s): TPS60251
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TPS60251RTWRG4 | 功能描述:LED照明驱动器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| TPS60251RTWT | 功能描述:LED照明驱动器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| TPS60251RTWT | 制造商:Texas Instruments 功能描述:DC/DC Charge Pump Converter IC |
| TPS60251RTWTG4 | 功能描述:LED照明驱动器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N |
| TPS60252RTE | 制造商:TI 制造商全称:Texas Instruments 功能描述:HIGH EFFICIENCY CHARGE PUMP FOR 7 WLEDs WITH I2C INTERFACE |
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