参数资料
型号: LQD40A48-3V3-1V8
元件分类: 电源模块
英文描述: 2-OUTPUT 102 W DC-DC REG PWR SUPPLY MODULE
文件页数: 13/28页
文件大小: 462K
代理商: LQD40A48-3V3-1V8
High Efficiency, High Current, Low Profile DC/DC Converters
20
www.artesyn.com
Figure 30: Efficiency vs. Line
35
45
55
65
75
87
88
89
90
91
92
EFFICIENCY
(%)
INPUT VOLTAGE (V)
Figure 29.1: Maximum Current Per Output vs. Ambient
Temperature and Airflow from Pin 3 to Pin 4
Iout1 = Iout2, Vin = 48V
0
5
10
15
20
25
35
45
55
65
75
85
OUTPUT
CURRENT
(A)
AMBIENT TEMPERATURE (C)
0.5 m/s (100 LFM)
1 m/s (200 LFM)
1.5 m/s (300 LFM)
2 m/s (400 LFM)
Figure 29.2: Maximum Current Per Output vs. Ambient
Temperature and Airflow from Pin 3 to Pin 1
Iout1 = Iout2, Vin = 48V
5
10
15
20
25
35
45
55
65
75
85
OUTPUT
CURRENT
(A)
AMBIENT TEMPERATURE (C)
0.5 m/s (100 LFM)
1 m/s (200 LFM)
1.5 m/s (300 LFM)
2 m/s (400 LFM)
0
48
12
16
20
60
70
80
90
100
EFFICIENCY
(%)
OUTPUT CURENT (A)
36 Vin
48 Vin
75 Vin
0/20
8/12
12/8
20/0
74
78
82
86
90
94
EFFICIENCY
(%)
36 Vin
48 Vin
75 Vin
4/16
16/4
CURRENT LOADING (A)
Figure 31: Efficiency vs. Crossload
Vout1/Vout2
Figure 32: Efficiency vs. Load
Iout1 = Iout2
LQD40A48-3V3-1V8 Model
Figure 33: Typical Start-up,
Top (Vout1 and Vout2), Bottom (Vin)
File Name: lf_quarter_brick_d_perform.pdf Rev: 13 Oct 2004
Quarter-Brick Dual Series
| 40A DC/DC
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LQD40A48-3V3-1V8RAJ 功能描述:DC/DC转换器 2OUT 1.8V/3.3V 20A 7-Pin 1/4-Brick 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: