UM1521 [ETC]
UM1500 SERIES, 15 to 20 Watt DC-DC Converters; UM1500系列， 15至20瓦的DC- DC转换器
| 型号： | UM1521 |
| 厂家： | 
ETC |
| 描述： | UM1500 SERIES, 15 to 20 Watt DC-DC Converters |
| 文件： | 总2页 (文件大小：279K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
UM1500 SERIES
15 to 20 Watt DC-DC Converters
♦ Surface Mount Technology
♦ Efficiency 82%
♦ Wide Input Range
♦ 10.2 Watt/Cubic Inch
♦ Remote On/Off Control
♦ Low Profile
SPECIFICATIONS
GENERAL SPECIFICATIONS
Remote On/Off Control ………………………….. See Below
Efficiency ….………….…………………..…..….… See Table
Isolation Voltage ………………..………..…… 500 VDC min.
Isolation Resistance ..………………………... 108 ohms min.
Switching Frequency
Single/Dual …………….……………………..... 330KHz typ.
Triple ……………….…….…………………..… 200KHz typ.
Operating Temperature Range,
Ambient, 15W,None Derating ……..…....… -40°C to +71°C
20W, None Derating …..……...… -40°C to +60°C
Cooling …..………………..…………..... Free Air Convection
Storage Temperature Range …………..…. -55°C to +105°C
Dimensions Case J ……..……………... 2.0x1.6x0.46 Inches
(50.8x40.6x11.7 mm)
All specifications are typical at nominal line, full load and
25°C unless otherwise noted.
INPUT SPECIFICATIONS
Input Voltage Range,
15W …………………….…..… 48V Nominal, 18-72 VDC
20W ………………………..…. 24V Nominal, 18-36 VDC
48V Nominal, 36-72 VDC
Input Filter …………………………………….…… Pi Network
OUTPUT SPECIFICATIONS
Voltage Accuracy, Single Output ……………….…±1% max.
Dual,+Output ……....……...…. ±1% max.
-Output ……………...…. ±2% max.
Case Material ………………..…. Black Coated Copper With
Non-Conductive Base
Weight ………………………………………..……………. 50g
Triple, 5V ……...……………… ±1% max.
±12V/15V ………...……. ±3% max.
Voltage Balance, Dual Output at Full Load
…………………..………………………………. ±2.0% max.
Transient Response,
NOTES:
1. Measured with 3.3uF/25V tantalum capacitor across
each output for triple output models,0.1uF ceramic
capacitor across each output for single and dual output
models.
Single, Dual , 25% Step Load Change,
±1% Error Band ………………………….…..…. <500u sec.
External Trim Adj. Range ……….……………..………. +10%
Ripple and Noise , 20MHz BW1 ……..…… 15mV RMS max.
75mV P-P max.
2. Measured from high line to low line.
3. Measured from full load to specified load with all other
outputs at rated load: singe: full load to 1/4 load; dual
outputs loaded balanced from full load to 1/2 load, triple:
full load to 1/10 load.
Temperature Coefficient …..…….…....… ±0.02％/°C max.
Short Circuit Protection ……………………..…… Continuous
Overvoltage Protection Trip Point ( Zener Clamp Type )
5V …………………………………………....………… 6.8V
12V ……………………………..………………………... 15V
15V ………………………………..……….…………….. 18V
Line Regulation2, Single/Dual Output …..…..…. ±0.5% max.
Triple Output ……………….……. 1% max.
REMOTE ON/OFF CONTROL
Control Input …………………………………..…... Pin 1
Control Common ……………………………….…. Pin 3
Logic Compatibility………….……….………………….
……………………… CMOS or Open Collector TTL
Control Voltage……………………………………………
On ………….………..…. >+2.5 VDC or Open Circuit
Off ………..………... < +0.8 VDC or Jumper to Pin 3
Converter Shutdown Idle Current ……………… 10 mA
Load Regulation3,Single Output ….....….…....... ±0.5% max.
Dual Output ……….……….….. ±1% max.
Triple Output +5V …….…….… ±1% max.
Auxiliaries ..…… ±5% max.
32539 W. 237TH STREET, SUITE A
TORRANCE, CA 90505
UMEC
TEL: (310) 326-7072 FAX: (310) 326-7058
INTERNATIONAL
UM1500
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