參數(shù)資料
型號(hào): TPS61050YZG
廠(chǎng)商: Texas Instruments, Inc.
英文描述: 1.2-A HIGH POWER WHITE LED DRIVER 2-MHz SYNCHRONOUS BOOST CONVERTER WITH I2C COMPATIBLE INTERFACE
中文描述: 1.2 A的高功率白光LED I2C兼容接口的驅(qū)動(dòng)2 - MHz的同步升壓轉(zhuǎn)換器
文件頁(yè)數(shù): 26/45頁(yè)
文件大?。?/td> 1033K
代理商: TPS61050YZG
www.ti.com
REGISTER DESCRIPTION
REGISTER0 (READ/WRITE) (TPS6105X)
7
6
5
4
3
2
1
0
Memory location: 00
Reset state: 0001 0010
000: 0 mA
(dc/dc switching, LED Off, VOUT set according to OV[1:0]
001: 50 mA
010: 75 mA (default)
011: 100 mA
100: 150 mA
101: 200 mA
(1)
110: 250 mA / 400 mA
TORCH CURRENT, TC[2:0]
111: 250 mA / 500 mA
This bit is only valid for MODE_CTRL[1:0] = 01
0: LED current is unchanged (default)
1: LED current is PWM dimmed (see DCTIM bits)
This bit is only valid for MODE_CTRL[1:0] = 11
00: 4.5 V constant output voltage
01: 5.0 V constant output voltage
10: 5.25 V constant output voltage
11: 5.0 V constant output voltage
LED DIMMING, DIM
OUTPUT VOLTAGE, OV[1:0]
(1)
(2)
(2)
(2)
(3)
(default)
00: Device in shutdown mode (default)
01: Device operates in torch only mode
10: Device operates in torch and flash modes
11: Device operates as constant voltage source
Writing to REGISTERS[7:6] automatically updates
REGISTER[7:6].
MODE CONTROL,MODE_CTRL[1:0]
MSB
LSB
TPS61050
TPS61052
SLUS525–MARCH 2007
(1)
400 mA/500 mA current level can only be activated when DIR = 0, Tx-MASK = 1 and GPIO input is set high. This
operating mode only applies to TPS61050.
MODE_CTRL[1:0] = 00, VOUT is one body diode below the input voltage, I
Q
= 0.3
μ
A (typ).
MODE_CTRL[1:0] = 00, rectifier MOSFET is turned on shorting VOUT and SW, I
Q
= 150
μ
A (typ).
(2)
(3)
26
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TPS61050YZGR 功能描述:LED照明驅(qū)動(dòng)器 1.2A High Pwr White 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
TPS61050YZGT 功能描述:LED照明驅(qū)動(dòng)器 1.2A High Pwr White 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
TPS61052 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:1.2-A HIGH POWER WHITE LED DRIVER 2-MHz SYNCHRONOUS BOOST CONVERTER WITH I2C COMPATIBLE INTERFACE
TPS61052DRC 制造商:TI 制造商全稱(chēng):Texas Instruments 功能描述:1.2-A HIGH POWER WHITE LED DRIVER 2-MHz SYNCHRONOUS BOOST CONVERTER WITH I2C COMPATIBLE INTERFACE
TPS61052DRCR 功能描述:LED照明驅(qū)動(dòng)器 Synch Boost Conv. w/ I2C for Pwr LEDs 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