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參數(shù)資料
| 型號： | LMZ14203EXTTZ-ADJ |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING REGULATOR, PSSO7 |
| 封裝： | 10.16 X 13.77 MM, 4.57 MM HEIGHT, ROHS COMPLIANT, TO-PMOD-7 |
| 文件頁數(shù)： | 1/18頁 |
| 文件大?。?/td> | 3935K |
| 代理商： | LMZ14203EXTTZ-ADJ |
LMZ14203EXT
PRELIMINARY
June 19, 2010
3A SIMPLE SWITCHER Power Module with 42V Maximum
Input Voltage for Military and Rugged Applications
Easy to use 7 pin package
30117886
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
■ 18W maximum total output power
■ Up to 3A output current
■ Input voltage range 6V to 42V
■ Output voltage range 0.8V to 6V
■ Efficiency up to 90%
Key Features
■ – 55°C to 125°C junction temperature range
■ Integrated shielded inductor
■ Simple PCB layout
■ Flexible startup sequencing using external soft-start 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 powering FPGAs and ASICs
■ Low output voltage ripple
■ Pin-to-pin compatible family:
LMZ14203EXT/2EXT/1EXT (42V max 3A, 2A, 1A)
LMZ12003/2/1 (20V max 3A, 2A, 1A)
LMZ14203/2/1 (42V max 3A, 2A, 1A)
■ Fully enabled for Webench Power Designer
Applications
■ Point of load conversions from 12V and 24V 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
■ Testing to vibration standard (Results pending)
MIL-STD-883 Method 2007.2 Condition A
JESD22–B103B Condition 1
■ Testing to drop standard (Results pending)
MIL-STD-883 Method 2002.3 Condition B
JESD22–B110 Condition B
System Performance
Efficiency V
IN = 24V VOUT = 5.0V
30117836
Thermal derating curve
V
IN = 24V, VOUT = 5.0V,
30117837
Radiated Emissions (EN 55022 Class B)
from Evaluation Board
30117838
2010 National Semiconductor Corporation
301178
www.national.com
LMZ14203EXT
3A
SIMPLE
SWITCHER
Power
Module
with
42V
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 |
|---|---|
| LMZ14203EXTTZE | 制造商:Texas Instruments 功能描述:IC BUCK SYNC ADJ 3A TO-PMOD-7 制造商:Texas Instruments 功能描述:IC, BUCK, SYNC, ADJ, 3A, TO-PMOD-7 制造商:Texas Instruments 功能描述:IC, BUCK, SYNC, ADJ, 3A, TO-PMOD-7, Primary Input Voltage:42V, No. of Outputs:1, 制造商:Texas Instruments 功能描述:IC, BUCK, SYNC, ADJ, 3A, TO-PMOD-7, Primary Input Voltage:42V, No. of Outputs:1, Output Current:3A, Voltage Regulator Case Style:TO-PMOD, No. of Pins:7, Operating Temperature Min:-55C, Operating Temperature Max:125C, MSL:MSL 3 - , RoHS Compliant: Yes |
| LMZ14203EXTTZE/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 |
| LMZ14203EXTTZNOPB | 制造商:National Semiconductor 功能描述:Simple Switcher Power Module 7-Pin TO-PMOD T/R |
| LMZ14203EXTTZX/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 |
| LMZ14203H | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Evaluation Board modules for high output voltage are easy-to-use DC-DC |
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