X
X
R
R
P
P
7
7
7
7
1
1
4
4
 
 
Q
Q
u
u
a
a
d
d
 
 
C
C
h
h
a
a
n
n
n
n
e
e
l
l
 
 
D
D
i
i
g
g
i
i
t
t
a
a
l
l
 
 
P
P
W
W
M
M
 
 
S
S
t
t
e
e
p
p
 
 
D
D
o
o
w
w
n
n
 
 
C
C
o
o
n
n
t
t
r
r
o
o
l
l
l
l
e
e
r
r
 
 
 
?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
相关PDF资料
XRP7740ILB-0X18-F IC REG 5OUT BCK/LINEAR 40TQFN
XRP7740ILBTR-F IC REG 5OUT BCK/LINEAR 40TQFN
ZDS1009TA IC CURRENT MIRROR SOT223-8
ZXCT1008FTA IC CURRENT MONITOR 1% SOT23-3
ZXCT1009T8TA IC CURRENT MONITOR 1% SM8
ZXCT1010E5TA IC CURRENT MONITOR 1% SOT-23-5
ZXCT1011E5TA IC CURRENT MONITOR 1% SOT23-5
ZXCT1012DAATA IC CURRENT MONITOR 2.5% 5TDFN
相关代理商/技术参数
XRP7714ILB-0X18-F 功能描述:电压模式 PWM 控制器 4CH DIGITAL PWM CTRL I2C INTERFACE RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
XRP7714ILB-0X1C-F 功能描述:电压模式 PWM 控制器 4CH DIGITAL PWM CTRL I2C INTERFACE RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel
XRP7714ILB-F 功能描述:软开关 PWM 控制器 4Ch Digital Pwr Cntr w/LDO prog. thru PC RoHS:否 制造商:Fairchild Semiconductor 输出端数量: 输出电流: 开关频率: 工作电源电压:30 V 电源电流: 最大工作温度:+ 105 C 最小工作温度:- 40 C 安装风格:SMD/SMT 封装 / 箱体:SOIC-8 封装:Reel
XRP7714ILBTR-0X10-F 制造商:EXAR 制造商全称:EXAR 功能描述:Quad Channel Digital PWM Step Down Controller
XRP7714ILBTR-0X14-F 制造商:EXAR 制造商全称:EXAR 功能描述:Quad Channel Digital PWM Step Down Controller
XRP7714ILBTR-0X18-F 制造商:EXAR 制造商全称:EXAR 功能描述:Quad Channel Digital PWM Step Down Controller
XRP7714ILBTR-0X1C-F 制造商:EXAR 制造商全称:EXAR 功能描述:Quad Channel Digital PWM Step Down Controller
XRP7714ILBTR-F 功能描述:直流/直流开关调节器 4Ch Dgtl Pwr Cntrllr w/LDO prog thru PC RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5