參數(shù)資料
型號(hào): TPS60250RTE
廠商: Texas Instruments, Inc.
英文描述: HIGH EFFICIENCY CHARGE PUMP FOR 7 WLEDs WITH I2C INTERFACE
中文描述: 高效電荷泵7,帶有I2C接口個(gè)WLED
文件頁(yè)數(shù): 5/24頁(yè)
文件大?。?/td> 419K
代理商: TPS60250RTE
www.ti.com
FUNCTIONAL BLOCK DIAGRAM
5
DM5
6
DS1
7
DS2
11
10
9
8
DM 4
DM 3
DM 2
DM 1
GEAR
CONTROL
&
OPEN LAMP
DETECTION
1X, 1.5X CHARGE PUMP
1
VOUT
13
14
15
16
C1-
C2+
C2-
C1+
2
VIN
I2C
INTERFACE
ENmain
Main Dimming
ENsub 1
ENsub 2
Sub Dimming
ENaux
AUX Dimming
SCLK
SDAT
4
3
6
6
6
12
GND
BIAS, TEST, & MONITORING
ENold
TYPICAL CHARACTERISTICS
TABLE OF GRAPHS
TPS60250
SLVS769–APRIL 2007
DESCRIPTION
REF
Figure 3
Figure 4
Figure 5
Figure 6
Figure 7
Figure 8
Figure 9
Figure 10
Efficiency vs Input Voltage, 4 Main LED - 15mA, 25mA
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
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 vs Input Voltage
Input Current vs Supply Voltage, 4 Main LED
Efficiency
Output Impedance of
×
1
and
×
1.5 Mode
Shutdown Current
Input Current
5
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參數(shù)描述
TPS60250RTER 功能描述:LED照明驅(qū)動(dòng)器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
TPS60250RTERG4 功能描述:LED照明驅(qū)動(dòng)器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
TPS60250RTET 功能描述:LED照明驅(qū)動(dòng)器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N
TPS60250RTET 制造商:Texas Instruments 功能描述:DC/DC Charge Pump Converter IC
TPS60250RTETG4 功能描述:LED照明驅(qū)動(dòng)器 High Eff Charge Pump RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N