參數(shù)資料
型號: LM1771SMMX
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
中文描述: SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, DSO8
封裝: MSOP-8
文件頁數(shù): 15/17頁
文件大?。?/td> 772K
代理商: LM1771SMMX
Typical Application Circuit
20189043
Example Circuit Schematic
Bill of Materials (5V to 1.8V Conversion, f
SW
= 1090kHz, I
OUT
= 2A)
Designator
U
1
Q
1
Q
2
C
IN
C
OUT
R
FB1
R
FB2
C
FF
L
Description
Part Number
Quantity
1
1
1
1
1
1
1
1
1
Vendor
LM1771, 500ns
PMOS
NMOS
22μF Capacitor, 0805
100μF Capacitor, 6.3V, 100m
12.4k
Resistor, 0603
10k
Resistor, 0603
1nF Capacitor, 0603
3.3μH Inductor
LM1771S
Si3867DV
Si3460DV
GRM21BR60J226ME39
TPSY107M006R0100
CRCW06031242F
CRCW06031002F
VJ0603102KXXA
MSS7341-332NLB
National Semiconductor
Siliconix
Siliconix
Murata
AVX
Vishay
Vishay
Vishay
Coilcraft
Bill of Materials (5V to 3.3V Conversion, f
SW
= 500kHz, I
OUT
= 5A)
Designator
U
1
Q
1
Q
2
C
IN
C
OUT
R
FB1
R
FB2
C
FF
L
Description
Part Number
Quantity
1
1
1
1
1
1
1
1
1
Vendor
LM1771, 200ns
PMOS
NMOS
100μF Capacitor, 1812
150μF Capacitor, 6.3V, 70m
29.4k
Resistor, 0805
10k
Resistor, 0805
1nF Capacitor, 0805
2.2μH Inductor
LM1771U
Si9433BDY
Si4894DY
GRM43SR60J107ME20B
NOSD157M006R0070
CRCW08052942F
CRCW08051002F
VJ0805102KXXA
DO3316P-222
National Semiconductor
Siliconix
Siliconix
Murata
AVX
Vishay
Vishay
Vishay
Coilcraft
L
www.national.com
15
相關(guān)PDF資料
PDF描述
LM1771SSD Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
LM1771SSDX Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
LM1771TMM Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
LM1771TMMX Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
LM1771TSD Low-Voltage Synchronous Buck Controller with Precision Enable and No External Compensation
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM1771SMMX/NOPB 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
LM1771SSD 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
LM1771SSD/NOPB 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
LM1771SSDX 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
LM1771SSDX/NOPB 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK