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參數資料
型號: TPS65810RTQT
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 9-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC56
封裝: 8 X 8 MM, GREEN, PLASTIC, QFN-56
文件頁數: 74/99頁
文件大小: 2128K
代理商: TPS65810RTQT
www.ti.com
FUNCTIONALITY GUIDE — LED AND PERIPHERAL DRIVERS
L3
SM3
PGND3
4.7 H
m
PWM
LED_PWM
RED
BLUE
GREEN
P3
AGND0
A0
PWM
DRIVER
RGB
DRIVER
WHITELED
DRIVER
DISPLAY ANDI/O
SM3_SW
OUT
TPS65810
WHITELEDS
LSM3
EXTERNAL
PERIPHERALS
RGBLED
D1
R
10
FB3
W
C27
1 F
m
C18
100pF
FB3
SLVS658B – MARCH 2006 – REVISED FEBRUARY 2007
WHITE LED CONSTANT CURRENT DRIVER
Driver
PWM
Output
LED Current
Eff (%)
Power Up
Voltage
Default
Duty Cycle
# of Steps
Io(Typ)
Max
Acc (%)
Range
SM3
Off (0%),
256
5 V–25 V
Set by external resistor
25 mA
25
80
Off (0%)
0.4% -99.6%
Set via I2C
OPEN DRAIN PWM DRIVERS
Driver
PWM Freq (kHz)
PWM Duty Cycle
Io(max)
Power Up Default
mA
Range
# of Steps
Min Step
PWM
0.5/1/1.5/2/3/ 4.5/7.8/15.6
Off (0%),
8
6.25%
150
Off(0%)
Set via I2C
6.25% to 100
Set via I2C
LED_PWM
15.625 or 23.4 , set via I2C
Off(0%),
256
0.4%
150
Off (0%)
0.4% to 99.6%
Set via I2C
RGB OPEN DRAIN LED DRIVER
Driver
Flash Period (same for RGB)
Flash On time (same for RGB)
Brightness
Io mA
Power Up
(Individual R/G/B Control)
Default
Range
# of
Min Step
Range
# of
Min Step
Duty (%)
# of
Min
Steps
RED,
No flash,
16
0.5 sec
0.1–0.6 sec
8
0.1 sec
Off (0%),
32
3.125%
0/4/8/12
Flash Off, 0
GREEN,
or 1–8 sec
Set via I2C
3.125 to
mA,
BLUE
Set via I2C
96.87
0%
Set via I2C
brightness
duty cycle
Figure 52. Required External Components, Recommended Values, External Connections
76
Copyright 2006–2007, Texas Instruments Incorporated
Product Folder Link(s): TPS65810 TPS65811
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相關代理商/技術參數
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TPS65810RTQTG4 功能描述:電池管理 Int Sgl-Cell Lit-Ion Batt & Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65811RTQR 功能描述:電池管理 Integr S-C Li-Ion RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65811RTQRG4 功能描述:電池管理 Integr S-C Li-Ion RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65811RTQT 功能描述:電池管理 Integr S-C Li-Ion RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
TPS65811RTQTG4 功能描述:電池管理 Integr S-C Li-Ion RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
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