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參數(shù)資料
| 型號： | TPS65170RHDT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 4.2 A SWITCHING REGULATOR, 900 kHz SWITCHING FREQ-MAX, PQCC28 |
| 封裝： | 5 X 5 MM, GREEN, PLASTIC, QFN-28 |
| 文件頁數(shù)： | 31/35頁 |
| 文件大小： | 4698K |
| 代理商： | TPS65170RHDT |
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SLVSA27 – OCTOBER 2009
PIN FUNCTIONS
PIN
I/O
DESCRIPTION
NAME
NO.
VL
1
O
Connection for decoupling capacitor for internal bias supply.
SWB
2, 3
O
Buck converter switch node
CTRLN
4
O
Base drive signal for the positive charge pump external regulating transistor.
FBN
5
I
Feedback pin for the negative charge pump. Connect this pin to the center of a resistor divider
connected between the negative charge pump output and buck converter output.
FBB
6
I
Buck converter feedback. Connect this pin to the output of the buck converter.
/RST
7
O
Reset generator open drain output
AGND
8
P
Analog ground
NC
9, 10, 11,
N/A
Not used, connect to AGND.
12, 13
AGND
14
P
Analog ground.
DLY
15
I
Positive charge pump and boost converter delay capacitor connection.
CRST
16
I
Reset generator timing capacitor connection.
SS
17
I
Soft-start timing capacitor connection.
COMP
18
I
Boost converter compensation network connection.
FB
19
I
Boost regulator feedback. Connect this pin to the center of a resistor divider connected between the
boost converter output and AGND.
FBP
20
I
Feedback pin for the positive charge pump. Connect this pin to the center of a resistor divider
connected between the positive charge pump output and AGND.
CTRLP
21
O
Base drive signal for the positive charge pump external regulating transistor
GD
22
O
Gate drive signal for the external MOSFET isolation switch.
SW
23, 24
O
Boost converter switching node
PGND
25, 26
P
Power ground
VIN
27, 28
P
Supply voltage connection
Exposed
P
Connect to the system GND
Thermal Die
Copyright 2009, Texas Instruments Incorporated
5
Product Folder Link(s) :TPS65170
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS65171RHAR | 功能描述:LCD 驅(qū)動器 Compact LCD Bias RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube |
| TPS65175ARSHR | 制造商:Texas Instruments 功能描述:LCD BIAS CHIP AND LEVEL SHIFTE 制造商:Texas Instruments 功能描述:IC BIAS PWR SUPP FOR LCD 56VQFN 制造商:Texas Instruments 功能描述:Fully Programmable LCD Bias IC |
| TPS65175CRSHR | 功能描述:LCD TV/Monitor PMIC 56-VQFN (7x7) 制造商:texas instruments 系列:- 包裝:剪切帶（CT） 零件狀態(tài):有效 應(yīng)用:LCD 電視機/監(jiān)控器 電流 - 電源:- 電壓 - 電源:8.6 V ~ 14.7 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:56-VFQFN 裸露焊盤 供應(yīng)商器件封裝:56-VQFN（7x7） 標準包裝:1 |
| TPS65175RSHR | 功能描述:LCD 驅(qū)動器 Fully Programmable LCD Bias IC RoHS:否 制造商:Maxim Integrated 數(shù)位數(shù)量:4.5 片段數(shù)量:30 最大時鐘頻率:19 KHz 工作電源電壓:3 V to 3.6 V 最大工作溫度:+ 85 C 最小工作溫度:- 20 C 封裝 / 箱體:PDIP-40 封裝:Tube |
| TPS65176RHDR | 功能描述:其他電源管理 LCD BIAS IC FOR TV RoHS:否 制造商:Texas Instruments 輸出電壓范圍: 輸出電流:4 mA 輸入電壓范圍:3 V to 3.6 V 輸入電流: 功率耗散: 工作溫度范圍:- 40 C to + 110 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-48 封裝:Reel |
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