參數(shù)資料
型號(hào): TPS54386PWP
廠(chǎng)商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 7 A DUAL SWITCHING CONTROLLER, 750 kHz SWITCHING FREQ-MAX, PDSO14
封裝: GREEN, PLASTIC, HTSSOP-14
文件頁(yè)數(shù): 3/58頁(yè)
文件大?。?/td> 1773K
代理商: TPS54386PWP
www.ti.com
BLOCK DIAGRAM
7
FB1
+
Soft Start
1
C
COMP
+
S
Q
R
+
Current
Comparator
BP
f(I
DRAIN1
) + DC(ofst)
2
1
3
Anti-Cross
Conduction
1.2 MHz
Oscilator
Divide
by 2/4
Ramp
Gen 1
Ramp
Gen 2
CLK1
CLK2
BP
CLK1
Weak
Pull-Down
MOSFET
5
EN1
6
EN2
6 mA
VDD2
Internal
Control
10
SEQ
150 kW
Output
Undervoltage
Detect
BP
FB1
FB2
CLK1
4
GND
8
FB2
+
Soft Start
2
C
COMP
+
S
Q
R
+
Current
Comparator
BP
13
14
12
Anti-Cross
Conduction
BP
CLK2
Weak
Pull-Down
MOSFET
11
BP
9
ILIM2
150 kW
BP
CLK2
4
GND
Level
Select
5.25-V
Regulator
References
BOOT1
PVDD1
SW1
BOOT2
PVDD2
SW2
f(I
DRAIN2
) + DC(ofst)
0.8 V
REF
I
MAX2
(Set to one of three limits)
f(I
DRAIN1
)
f(I
MAX1
)
Overcurrent Comp
f(I
SLOPE1
)
Level
Shift
Level
Shift
f(I
DRAIN2
)
f(I
MAX2
)
f(I
SLOPE2
)
FET
Switch
TSD
PVDD2
f(I
SLOPE1
)
f(I
SLOPE2
)
SD1
SD2
UVLO
0.8 V
REF
SD2
0.8 V
REF
SD1
UDG-07124
Overcurrent Comp
R
COMP
R
COMP
SLUS774B – AUGUST 2007 – REVISED OCTOBER 2007
Copyright 2007, Texas Instruments Incorporated
11
Product Folder Link(s): TPS54383 TPS54386
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PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS54386PWP 制造商:Texas Instruments 功能描述:DC/DC Controller
TPS54386PWPG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 3A Non-Synch Buck Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS54386PWPR 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 DC/DC Controller RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS54386PWPRG4 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 3A Non-Synch Buck Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS54386PWPRQ1 制造商:TI 功能描述:DC/DC Controller