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参数资料
| 型号： | LM2637MWC |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, UUC |
| 封装： | WAFER |
| 文件页数： | 10/20页 |
| 文件大小： | 404K |
| 代理商： | LM2637MWC |
National P/N LM2637 - Motherboard Power Supply Solution with a 5-Bit Programmable Switching Controller and Two Linear Regulator Controllers
LM2637 Product Folder
Motherboard Power Supply Solution with a 5-Bit Programmable Switching Controller and
Two Linear Regulator Controllers
Generic P/N 2637
Parametric Table
Multiple Output Capability
Yes
On/Off Pin
Yes
Error Flag
Yes
Input Voltage, min (Volt)
4.75
Input Voltage, max (Volt)
5.25
Output Current, max
Set by External FET
Output Voltage (Volt)
-
Adjustable Output Voltage
Yes
Switching Frequency (Hz)
245000
Adjustable Switching Frequency
Yes
Sync Pin
No
Efficiency (%)
-
Flyback
No
Inverting
No
Step-Up
No
Step-Down
Yes
Datasheet
Title
Size in
Kbytes Date
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LM2637 Motherboard Power Supply Solution with a 5-Bit
Programmable Switching Controller and Two Linear
Regulator Controllers
360
Kbytes
10-
May-
99
LM2637 Motherboard Power Supply Solution with a 5-Bit
Programmable Switching Controller and Two Linear
Regulator Controllers (JAPANESE)
539
Kbytes
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Package Availability, Models, Samples & Pricing
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Package
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Samples &
Electronic
Orders
Budgetary
Pricing
Std
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Size
Type Pins MSL
SPICE IBIS
Qty $US each
file:///H|/imaging/BITTING/cpl/20020808_1/08062002_10/NATL/08062002_HTML/LM2637.html (1 of 3) [Aug-09-2002 2:38:28 PM]
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| LM2637MX/NOPB | 功能描述:IC MOTHERBRD PWR SUPPLY 24-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像，声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP（8x8） 包装:管件 |
| LM2638 | 制造商:未知厂家 制造商全称:未知厂家 功能描述: |
| LM2638M | 制造商:Texas Instruments 功能描述: |
| LM2638M/NOPB | 功能描述:IC MOTHERBRD PWR SUPPLY 24-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像，声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP（8x8） 包装:管件 |
| LM2638MX | 功能描述:IC MOTHERBRD PWR SUPPLY 24-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 电源管理 - 专用 系列:- 应用说明:Ultrasound Imaging Systems Application Note 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:37 系列:- 应用:医疗用超声波成像，声纳 电流 - 电源:- 电源电压:2.37 V ~ 6 V 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:56-WFQFN 裸露焊盘 供应商设备封装:56-TQFN-EP（8x8） 包装:管件 |
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