參數(shù)資料
型號(hào)： LMZ12001EXTTZ
廠商： NATIONAL SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PSSO7
封裝： 10.16 X 13.77 MM, 4.57 MM HEIGHT, ROHS COMPLIANT, TO-PMOD, 7 PIN
文件頁(yè)數(shù)： 1/20頁(yè)
文件大?。?/td> 3959K
代理商： LMZ12001EXTTZ
LMZ12001EXT
August 2, 2010
1A SIMPLE SWITCHER Power Module with 20V Maximum
Input Voltage for Military and Rugged Applications
Easy to use 7 pin package
30117386
TO-PMOD 7 Pin Package
10.16 x 13.77 x 4.57 mm (0.4 x 0.542 x 0.18 in)
θ
JA = 20°C/W, θJC = 1.9°C/W
RoHS Compliant
Electrical Specifications
■ 6W maximum total power output
■ Up to 1A output current
■ Input voltage range 4.5V to 20V
■ Output voltage range 0.8V to 6V
■ Efficiency up to 92%
Key Features
■ -55°C to 125°C junction temperature range
■ Integrated shielded inductor
■ Simple PCB layout
■ Flexible startup sequencing using external soft-start
capacitor and precision enable
■ Protection against inrush currents and faults such as input
UVLO and output short circuit
■ Single exposed pad and standard pinout for easy
mounting and manufacturing
■ Fast transient response for FPGAs and ASICs
■ Low output voltage ripple
■ Pin-to-pin compatible family:
LMZ14203EXT/2EXT/1EXT (42V max 3A, 2A, 1A)
LMZ14203/2/1 (42V max 3A, 2A, 1A)
LMZ12003/2/1 (20V max 3A, 2A, 1A)
■ Fully Webench Power Designer enabled
Applications
■ Point of load conversions from 5V and 12V input rail
■ Time critical projects
■ Space constrained high thermal requirement applications
■ Negative output voltage applications (See AN-2027)
Performance Benefits
■ Low radiated emissions / High radiated immunity
■ Passes vibration standard
MIL-STD-883 Method 2007.2 Condition A
JESD22–B103B Condition 1
■ Passes drop standard
MIL-STD-883 Method 2002.3 Condition B
JESD22–B110 Condition B
System Performance
Efficiency V
IN = 12V VOUT = 5.0V
30117318
Thermal derating curve
V
IN = 12V VOUT = 5.0V
30117319
Radiated Emissions (EN 55022 Class B)
from Evaluation Board
30117350
2010 National Semiconductor Corporation
301173
www.national.com
LMZ12001EXT
1A
SIMPLE
SWITCHER
Power
Module
with
20V
Maximum
Input
Voltage
for
Military
and
Rugged
Applications
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LMZ12001EXTTZ/NOPB 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)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
LMZ12001EXTTZE 制造商:TI 制造商全稱:Texas Instruments 功能描述:1A SIMPLE SWITCHER?? Power Module with 20V Maximum Input Voltage for Military and Rugged Applications
LMZ12001EXTTZE/NOPB 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)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
LMZ12001EXTTZX 制造商:TI 制造商全稱:Texas Instruments 功能描述:1A SIMPLE SWITCHER?? Power Module with 20V Maximum Input Voltage for Military and Rugged Applications
LMZ12001EXTTZX/NOPB 功能描述:直流/直流開(kāi)關(guān)轉(zhuǎn)換器 RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開(kāi)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
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