参数资料
型号: QD48T018025-NBB0
厂商: Power-One
文件页数: 14/15页
文件大小: 0K
描述: CONV DC-DC 37.5W 2.5/1.8V DUAL
标准包装: 25
系列: QD48
类型: 隔离
输出数: 2
电压 - 输入(最小): 36V
电压 - 输入(最大): 75V
Voltage - Output 1: 1.8V
Voltage - Output 2: 2.5V
电流 - 输出(最大): 15A,15A
电源(瓦) - 制造商系列: 37W
电压 - 隔离: 2kV(2000V)
安装类型: 通孔
封装/外壳: 7-DIP 模块,1/4 砖
尺寸/尺寸: 2.30" L x 1.45" W x 0.34" H(58.4mm x 36.8mm x 8.6mm)
包装: 托盘
工作温度: -40°C ~ 85°C
效率: 87%
电源(瓦特)- 最大: 37.5W
产品目录页面: 2739 (CN2011-ZH PDF)
其它名称: 179-2237
QD48T018025-NAA0
QD48T018025-NBBO
QM48T50012 DC-DC Converter Data Sheet
36-75 VDC Input; 1.2 VDC @ 50A Output
Fig. 28: Load current Iout1 into a 10 m ? short circuit on Vout1
during restart, with Vout2 open (no load), at Vin = 48 V. Ch2 =
Iout1 (20 A/div, 20 ms/div). ChB = Iout1 (20 A/div, 1 ms/div) is
an expansion of the on-time portion of Iout1.
Fig. 29: Load current Iout2 into a 10 m ? short circuit on Vout2
during restart, with Vout1 open (no load), at Vin = 48 V. Ch2 =
Iout2 (20 A/div, 20 ms/div). ChB = Iout2 (20 A/div, 1 ms/div) is
an expansion of the on-time portion of Iout2.
i S
i C
Q Family
1 μ F
10 μ H
source
inductance
V source
33 μ F
ESR <1 ?
electrolytic
capacitor
TM
DC/DC
Converter
1 μ F
ceramic
capacitor Vout2
Vout1
ceramic
capacitor
Fig. 30: Output voltage ripple at full rated load current into a
resistive load on both outputs with Co = 1uF (ceramic) and Vin
= 48 V. Ch2 = Vout2, Ch1 = Vout1 (both 20 mV/div). Time
scale: 1 μ s/div.
Fig. 31: Test setup for measuring input reflected ripple cur-
rents, i c and i s .
MAY 08, 2003 revised to NOV 13, 2006
Page 14 of 15
www.power-one.com
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相关代理商/技术参数
参数描述
QD48T018025-NBB0G 制造商:Power-One 功能描述:
QD48T018025-NBC0 制造商:Power-One 功能描述:DC/DC PS DUAL-OUT 1.8V/2.5V 15A - Bulk
QD48T018025-NBC0G 制造商:Power-One 功能描述:DC/DC PS DUAL-OUT 1.8V/2.5V 15A - Bulk
QD48T018025-NCB0 制造商:Power-One 功能描述:DC/DC PS DUAL-OUT 1.8V/2.5V 15A - Bulk
QD48T018025-NCB0G 制造商:Power-One 功能描述:DC/DC PS DUAL-OUT 1.8V/2.5V 15A - Bulk