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LPQ48S5-50 参数 Datasheet PDF下载

LPQ48S5-50图片预览
型号: LPQ48S5-50
PDF下载: 下载PDF文件 查看货源
内容描述: UP TO 75瓦低调,单板结构 [UP TO 75 WATTS Low profile, single board construction]
分类和应用:
文件页数/大小: 3 页 / 241 K
品牌: WALL [ WALL INDUSTRIES,INC. ]
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LPQ SERIES
FEATURES
Low profile, single board construction
Very high efficiency
Remote Sense
Remote On/Off (negative or
positive logic)
Output Voltage Adjustment (industry standard)
Water Washable
Constant Frequency
Overcurrent/short circuit protection
Low cost, high performance
No load operation
Input undervoltage lockout
Thermal shutdown
Overvoltage protection
No external filtering required
Startup into pre-biased load
UP TO 75 WATTS
THE LPQ SERIES FROM WALL INDUSTRIES
Using industry standard quarter brick pin-out, the LPQ
series is a single board construction low profile dc/dc con-
verter. Key features are very high efficiency and low cost.
This product offers great performance in networking, tele-
com, and industrial applications.
SPECIFICATIONS: LPQ SERIES
INPUT SPECIFICATIONS
Input Voltage Range..................................................36-75VDC
Input filter........................................................................Pi type
UVLO..........................................................................33V Typ.
Logic Enable................................................positive or negative
GENERAL SPECIFICATIONS
Efficiency...........................................................up to 92%
Isolation Voltage (input to output).........................1500VDC
Isolation Resistance.........................................100MOhms
Switching Frequency............................................350 KHz
OUTPUT SPECIFICATIONS
Output Current............................................................See table
Voltage Accuracy................................................................±1%
Line Regulation(LL-HL).......................................................0.1%
Load Regulation................................................................0.2%
Short Circuit Protection..............................................continuous
Ripple/Noise (20MHz BW)...........................................100mVpp
Transient Repsonse (25% load step)..............100 us (to 1% Vout)
Overvoltage Protection.......................................................125%
Output Trim.......................................................................±10%
Power Foldback..................................................130% rated Po
Minimum Load Required....................................................None
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature........................-40°C to +125°C Tj
Storage Temperature...............................-50°C to +125°C
Humidity (non-condensing)..........................................95%
Thermal Shutdown.........................................115°C (PCB)
PHYSICAL SPECIFICATIONS
Package size.....................................1.45” X 2.28” X 0.45”
Weight..............................................................1.0 oz. typ.
Pinout....................................................Industry Standard
All specifications apply at 25
°C ambient, unless otherwise noted.
Due to advances in technology, specifications subject to change without notice.
11/16/02
1
603 778 2300
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