參數(shù)資料
型號(hào): TPS54426PWP
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 7.5 A SWITCHING REGULATOR, 700 kHz SWITCHING FREQ-MAX, PDSO14
封裝: GREEN, PLASTIC, HSSOP-14
文件頁(yè)數(shù): 26/26頁(yè)
文件大小: 945K
代理商: TPS54426PWP
0
2
4
6
8
-50
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50
100
150
T -Junction Temperature-°C
J
Ivccsdn-ShutdownCurrent-
A
m
0
200
400
600
800
1000
1200
-50
0
50
100
150
T -JunctionTemperature-°C
J
I
-SupplyCurrent-
A
C
m
1
1.025
1.05
1.075
1.1
0
1
2
3
4
I -OutputCurrent- A
O
V
-OutputV
oltage-V
O
V =18V
I
V =12V
I
V =5V
I
0
20
40
60
80
100
0
5
10
15
20
ENInputVoltage-V
ENInputCurrent-
A
m
www.ti.com
SLVSAD6B – AUGUST 2010 – REVISED NOVEMBER 2010
Thermal Shutdown
TPS54426 monitors the temperature of itself. If the temperature exceeds the threshold value (typically 165°C),
the device is shut off. This is non-latch protection.
SPACER
TYPICAL CHARACTERISTICS
Vin CURRENT
Vin SHUTDOWN CURRENT
vs
JUNCTION TEMPERATURE
Figure 1.
Figure 2.
EN CURRENT
1.05V OUTPUT VOLTAGE
vs
EN VOLTAGE
OUTPUT CURRENT
Figure 3.
Figure 4.
Copyright 2010, Texas Instruments Incorporated
9
Product Folder Link(s) :TPS54426
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TPS54426PWP 制造商:Texas Instruments 功能描述:IC BUCK SYNC ADJ 14HTSSOP 制造商:Texas Instruments 功能描述:IC, BUCK, SYNC, ADJ, 14HTSSOP 制造商:Texas Instruments 功能描述:IC, BUCK, SYNC, ADJ, 14HTSSOP; Primary Input Voltage:18V; No. of Outputs:1; Output Current:10mA; Voltage Regulator Case Style:HTSSOP; No. of Pins:14; Operating Temperature Min:-40C; Operating Temperature Max:85C; SVHC:No SVHC ;RoHS Compliant: Yes
TPS54426PWPR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 4.5-18V Inp,4A Synch SWIFT Converter RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
TPS54426RSAR 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 4.5V-18Vin,4A Synch Step-Down SWIFT RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
TPS54426RSAT 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 4.5V-18Vin,4A Synch Step-Down SWIFT RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
TPS54427 制造商:TI 制造商全稱:Texas Instruments 功能描述:4.5V to 18 V Input, 4-A Output Single Synchronous Step-Down Switcher with Integrated FET (SWIFTa?¢)