參數(shù)資料
型號(hào): LM2597HVM-ADJ
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features
中文描述: 1.4 A SWITCHING REGULATOR, 173 kHz SWITCHING FREQ-MAX, PDSO8
封裝: PLASTIC, SOIC-8
文件頁數(shù): 32/34頁
文件大?。?/td> 900K
代理商: LM2597HVM-ADJ
Application Information
(Continued)
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, FIXED OUTPUT (2X size)
DS012440-54
C
IN
C
OUT
D1
L1
C
SS
C
D
R3
— 10 μF, 35V, Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
— 100 μF, 10V Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
— 1A, 40V Surface Mount Schottky Rectifier
— Surface Mount Inductor, Coilcraft DO33
— Soft-start Capacitor (surface mount ceramic chip capacitor)
— Delay Capacitor (surface mount ceramic chip capacitor)
— Error Flag Pullup Resistor (surface mount chip resistor)
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, ADJUSTABLE OUTPUT (2X size)
DS012440-55
C
IN
C
OUT
— 68 μF, 20V Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
D1
— 1A, 40V Surface Mount Schottky Rectifier
L1
— Surface Mount Inductor, Coilcraft DO33
C
SS
— Soft-start Capacitor (surface mount ceramic chip capacitor)
C
D
— Delay Capacitor (surface mount ceramic chip capacitor)
CFF
— Feedforward Capacitor (surface mount ceramic chip capacitor)
R1
— Output Voltage Program Resistor (surface mount chip resistor)
R2
— Output Voltage Program Resistor (surface mount chip resistor)
R3
— Error Flag Pullup Resistor (surface mount chip resistor)
— 10 μF, 35V, Solid Tantalum, AVX, “TPS Series” (surface mount, “D” size)
FIGURE 35. 2X Printed Circuit Board Layout
L
www.national.com
32
相關(guān)PDF資料
PDF描述
LM2597N-ADJ SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features
LM2597N-5.0 SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features
LM2597M-ADJ SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features
LM2597M-5.0 SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features
LM2597M-3.3 SIMPLE SWITCHER Power Converter 150 kHz 0.5A Step-Down Voltage Regulator, with Features
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2597HVM-ADJ 制造商:Texas Instruments 功能描述:V REG BUCK 0.5A 150KHZ, SMD, SOIC8 制造商:Texas Instruments 功能描述:V REG BUCK 0.5A 150KHZ, SMD, SOIC8; Primary Input Voltage:60V; No. of Outputs:1; Output Voltage:37V; Output Current:500mA; Voltage Regulator Case Style:SOIC; No. of Pins:8; Operating Temperature Min:-40C; Operating Temperature ;RoHS Compliant: Yes
LM2597HVM-ADJ/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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
LM2597HVMX-12 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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
LM2597HVMX-12/NOPB 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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
LM2597HVMX-3.3 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 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