參數(shù)資料
型號(hào): TPS61062DRB
廠商: Texas Instruments, Inc.
英文描述: CONSTANT CURRENT LED DRIVER WITH DIGITAL AND PWM BRIGHTNESS CONTROL
中文描述: 恒定電流LED驅(qū)動(dòng)器,帶有數(shù)字和PWM亮度控制
文件頁數(shù): 7/22頁
文件大?。?/td> 609K
代理商: TPS61062DRB
www.ti.com
20
30
40
50
60
70
80
90
0
5
10
LED Current mA
15
20
25
30
V
IN
= 4.2 V
V
IN
= 3 V
E
4 LEDS,
ILED = High,
V
OUT
= 14.3 V
V
IN
= 3.6 V
20
30
40
50
60
70
80
90
0
5
10
15
20
25
V
IN
= 4.2 V
V
IN
= 3 V
E
LED Current mA
5 LEDS,
ILED = High,
V
OUT
= 17.8 V
V
IN
= 3.6 V
EN
2 V/div
Induc100 mA/div
LED Current
20 mA/div
C1 Frequency
Low Signal
Amplitude
1 ms/div
0
50
100
150
200
250
300
350
400
450
500
550
600
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
ILED Programming Step
V
Stepsize typ = 15.6 mV
TPS61060
TPS61061
TPS61062
SLVS538–NOVEMBER 2004
EFFICIENCY
vs
LED CURRENT
EFFICIENCY
vs
LED CURRENT
Figure 6.
Figure 7.
DIGITAL BRIGHTNESS CONTROL
FEEDBACK VOLTAGE
vs
ILED PROGRAMMING STEP
PWM DIMMING
Figure 8.
Figure 9.
7
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TPS61062DRBR 功能描述:LED照明驅(qū)動(dòng)器 24V 400mA Switch 1MHz Boost Converter 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
TPS61062DRBRG4 功能描述:LED照明驅(qū)動(dòng)器 24V 400mA Switch 1MHz Boost Converter 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
TPS61062YZF 制造商:TI 制造商全稱:Texas Instruments 功能描述:CONSTANT CURRENT LED DRIVER WITH DIGITAL AND PWM BRIGHTNESS CONTROL
TPS61062YZFR 功能描述:LED照明驅(qū)動(dòng)器 24V 400mA Switch 1MHz Boost Converter 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
TPS61062YZFT 功能描述:LED照明驅(qū)動(dòng)器 24V 400mA Switch 1MHz Boost Converter 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