QM48T/S25050 DC-DC Converter Data Sheet
36-75 VDC Input; 5 VDC @ 25 A Quarter-Brick
30
25
20
15
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
30
25
20
15
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
10
5
0
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
10
5
0
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
20
30
40
50
60
70
80
90
20
30
40
50
60
70
80
90
Ambient Temperature [°C]
Fig. 1: Available load current vs. ambient air temperature and
airflow rates for QM48T25050 converter with B height pins
mounted vertically with air flowing from pin 3 to pin 1, MOSFET
temperature ≤ 120 ° C, Vin = 48 V.
30
25
20
15
500 LFM (2.5 m/s)
Ambient Temperature [°C]
Fig. 2: Available load current vs. ambient air temperature and
airflow rates for QM48T25050 converter with B height pins
mounted horizontally with air flowing from pin 3 to pin 1,
MOSFET temperature ≤ 120 ° C, Vin = 48 V.
30
25
20
15
500 LFM (2.5 m/s)
10
5
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
10
5
0
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
20
30
40
50
60
70
80
90
20
30
40
50
60
70
80
90
Ambient Temperature [°C]
Fig. 3: Available load current vs. ambient temperature and airflow
rates for QM48S25050 converter mounted vertically with Vin = 48
V, air flowing from pin 3 to pin 1 and maximum FET temperature
≤ 120 ° C.
Ambient Temperature [°C]
Fig. 4: Available load current vs. ambient temperature and airflow
rates for QM48S25050 converter mounted horizontally with Vin =
48 V, air flowing from pin 3 to pin 1 and maximum FET
temperature ≤ 120 ° C.
V4.0 29-March-11
Page 8 of 13
www.power-one.com
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相关代理商/技术参数
QM48T25050-NDA0G 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:
QM48T25050-NDAP 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 5V 25A 8PIN QUARTER-BRICK - Bulk
QM48T25050-NDAPG 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 5V 25A - Bulk
QM48T25050-NDB0 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:
QM48T25050-NDB0G 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:
QM48T25050-NDBP 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 5V 25A 8PIN QUARTER-BRICK - Bulk
QM48T25050-NDBPG 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 5V 25A - Bulk
QM48T25050-NDC0 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: