参数资料
型号: XRP7714ILB-F
厂商: Exar Corporation
文件页数: 8/29页
文件大小: 1009K
描述: IC REG 5OUT BCK/LINEAR 40TQFN
产品培训模块: Powering VLSI Based Systems
特色产品: XRP7714 PWM Step-Down DC/DC Controller
标准包装: 490
系列: PowerXR
拓扑: 降压(降压)同步(4),线性(LDO)(1)
功能: 任何功能
输出数: 5
频率 - 开关: 1.5MHz
电压/电流 - 输出 1: 控制器
电压/电流 - 输出 2: 控制器
电压/电流 - 输出 3: 控制器
带 LED 驱动器:
带监控器:
带序列发生器:
电源电压: 4.75 V ~ 25 V
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN(6x6)
包装: 托盘
配用: 1016-1350-ND - EVAL BAORD FOR XRP7714
1016-1344-ND - IN-SOCKET PROG BRD VIA USB/GUI
其它名称: 1016-1351
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?2011 Exar Corporation
8/29
Rev. 1.1.6
TYPICAL PERFORMANCE CHARACTERISTICS
All data taken at T
J
= T
A
 = 25癈, unless otherwise specified - Schematic and BOM from Application Information section of
this datasheet.
 
Fig. 4: 12Vin Efficiency: Single Channel
300kHz - Channels not in use are disabled
FET: Si4944; Inductor: 744314xxx 7x7x5mm
 
Fig. 5: 12Vin Efficiency: Single Channel
300kHz - Channels not in use are disabled
FET: FDS8984; Inductor: 744310200 7x7x3mm
 
 
Fig. 6: 5Vin Efficiency: Single Channel
300kHz - Channels not in use are disabled
FET: Si4944; Inductor: 744314xxx 7x7x5mm
 
Fig. 7: 5Vin Efficiency: Single Channel
300kHz - Channels not in use are disabled
FET: FDS8984; Inductor: 744310200 7x7x3mm
 
 
Fig. 8: 12Vin Combined Efficiency
5V & 3V3 1V8 & 1V@ 5A - 300 kHz
FET: FDS8984; Inductor: 744310200 7x7x3mm
 
Fig. 9: 12Vin Efficiency: Single Channel
1MHz - Channels not in use are disabled
FET: FDS8984; Inductor:744310200 7x7x3mm
 
 
0.5
0.6
0.7
0.8
0.9
1
0
1
2
3
4
Output Current (Amps)
3.3V
2.5V
1.8V
1.0V
50%
60%
70%
80%
90%
100%
0
1
2
3
4
5
Output Current (Amps)
2.5V
1.8V
1.2V
1.0V
0.5
0.6
0.7
0.8
0.9
1
0
1
2
3
4
Output Current (Amps)
3.3V
1.8V
1.2V
1.0 V
50%
60%
70%
80%
90%
100%
0
1
2
3
4
Output Current Amps
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