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| 型号： | LMZ12002EXTTZX |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PSSO7 |
| 封装： | 10.16 X 13.77 MM, 4.57 MM HEIGHT, ROHS COMPLIANT, TO-PMOD, 7 PIN |
| 文件页数： | 1/20页 |
| 文件大小： | 3951K |
| 代理商： | LMZ12002EXTTZX |
LMZ12002EXT
August 2, 2010
2A SIMPLE SWITCHER Power Module with 20V Maximum
Input Voltage for Military and Rugged Applications
Easy to use 7 pin package
30117486
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
■ 12W maximum total power output
■ Up to 2A 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
30117418
Thermal derating curve
V
IN = 12V VOUT = 5.0V
30117419
Radiated Emissions (EN 55022 Class B)
from Evaluation Board
30117450
2010 National Semiconductor Corporation
301174
www.national.com
LMZ12002EXT
2A
SIMPLE
SWITCHER
Power
Module
with
20V
Maximum
Input
Voltage
for
Military
and
Rugged
Applications
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LMZ12002EXTTZX/NOPB | 功能描述:DC/DC转换器 RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| LMZ12002TZ-ADJ | 制造商:NSC 制造商全称:National Semiconductor 功能描述:2A SIMPLE SWITCHER? Power Module with 20V Maximum Input Voltage |
| LMZ12002TZ-ADJ/NOPB | 功能描述:DC/DC转换器 12V,2A PWR MODULE RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压（标称）: 输出端数量:1 输出电压（通道 1）:3.3 V 输出电流（通道 1）:600 mA 输出电压（通道 2）: 输出电流（通道 2）: 安装风格:SMD/SMT 封装 / 箱体尺寸: |
| LMZ12002TZADJNOPB | 制造商:Texas Instruments 功能描述:Module DC-DC 1-OUT 0.8V to 6V 2A 7-Pin TO-PMOD EP |
| LMZ12002TZE-ADJ | 制造商:NSC 制造商全称:National Semiconductor 功能描述:2A SIMPLE SWITCHER? Power Module with 20V Maximum Input Voltage |
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