參數(shù)資料
型號(hào): PTH04T240WAS
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源模塊
英文描述: 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
封裝: PLASTIC, DIP-11
文件頁數(shù): 22/38頁
文件大?。?/td> 964K
代理商: PTH04T240WAS
Notes on Use of Auto-Track
V
I = 5 V
Vo
1 = 3.3 V
R
SET1
+
Vo
2 = 1.8 V
U1
U2
+
PTH04T240W
V
I
V
O
+Sense
GND
V
O Adj
PTH04T230W
V
I
V
O
+Sense
Sense
GND
AutoTrack
V
O Adj
R
SET2
TurboTrans
AutoTrack
C4
V
CC
GND
SENSE
MR
CT
RESET
6
5
3
4
1
2
TPS3808G50
C3
4700 pF
0.1
F
Sense
1.21 k
4.75 k
CO1
CO2
CI1
CI2
U3
RTT
www.ti.com ...................................................................................................................................................... SLTS276D – OCTOBER 2006 – REVISED JULY 2009
1. The Track pin voltage must be allowed to rise above the module set-point voltage before the module
regulates at its adjusted set-point voltage.
2. The Auto-Track function tracks almost any voltage ramp during power up, and is compatible with ramp
speeds of up to 1 V/ms.
3. The absolute maximum voltage that may be applied to the Track pin is the input voltage VI.
4. The module cannot follow a voltage at its track control input until it has completed its soft-start initialization.
This takes about 20 ms from the time that a valid voltage has been applied to its input. During this period, it
is recommended that the Track pin be held at ground potential.
5. The Auto-Track function is disabled by connecting the Track pin to the input voltage (VI). When Auto-Track is
disabled, the output voltage rises according to its softstart rate after input power has been applied.
6. The Auto-Track pin should never be used to regulate the module's output voltage for long-term, steady-state
operation.
Figure 24. Sequenced Power Up and Power Down Using Auto-Track
Copyright 2006–2009, Texas Instruments Incorporated
29
Product Folder Link(s): PTH04T240W PTH04T241W
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
PTH04T240WAST 功能描述:DC/DC轉(zhuǎn)換器 10-A 2.2V to 5.5V Adj Pwr Mod RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸:
PTH04T240WAZ 功能描述:DC/DC轉(zhuǎn)換器 10-A 2.2V to 5.5V Adj Pwr Mod RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸:
PTH04T240WAZT 功能描述:DC/DC轉(zhuǎn)換器 10-A 2.2V to 5.5V Adj Pwr Mod RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸:
PTH04T241W 制造商:TI 制造商全稱:Texas Instruments 功能描述:10-A, 2.2-V to 5.5-V INPUT, NON-ISOLATED, WIDE-OUTPUT, ADJUSTABLE POWER MODULE WITH TURBOTRANS⑩
PTH04T241WAD 功能描述:DC/DC轉(zhuǎn)換器 10A 2.2V-5.5Vin Adj Pwr Module RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸: