参数资料
型号: IR3521MTRPBF
厂商: International Rectifier
文件页数: 2/45页
文件大小: 0K
描述: IC CTRL XPHASE3 SVID 32-MLPQ
标准包装: 3,000
系列: XPhase3™
应用: 处理器
电流 - 电源: 10mA
电源电压: 4.75 V ~ 7.5 V
工作温度: 0°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘
供应商设备封装: 32-MLPQ(5x5)
包装: 带卷 (TR)
IR3521
APPLICATION CIRCUIT
12V
Q3
12V
VCCL
To Converters
To Phase IC
VCCL & GATE
RVCCLDRV
RVCCLFB1
RVCCLFB2
CVCCL9
PHSIN
DRIVE BIAS
Phase Clock Input to
Last Phase IC of VDD
PGOOD
SVC
EPAD
PHSOUT
CLKOUT
2 wire
Digital
Daisy Chain
Bus to VDD
& VDDNB
Phase ICs
SVD
PWROK
1
2
SVD
PWROK
PSI_L
ROSC
24
23
ROSC
PSI_L
Power Saving
Indicator to
VDD Phase ICs
ENABLE
CVDAC2
CSS/DEL2
RVDAC2
ROCSET2
3
4
5
6
7
ENABLE
IIN2
SS/DEL2
VDAC2
OCSET2
IR3521
CONTROL
IC
VDRP1
IIN1
SS/DEL1
VDAC1
OCSET1
22
21
20
19
18
RVDAC1
ROCSET1
CSS/DEL1
CVDAC1
ISHARE1
VDAC1
3 Wire Analog
Control Bus
to VDD Phase
8
EAOUT2
EAOUT1
17
CDRP1
EAOUT1
ICs
RDRP1
RCP2
CCP21
RFB22
CFB2
CFB1
RFB12
RCP1
CCP11
Load Line NTC
Thermistor;
CCP22
RFB21
RFB11
CCP12
RTHERMISTOR1
Locate close to
VDD Power Stage
RFB13
VDD SENSE +
VDD SENSE -
To VDD
Remote
Sense
EAOUT2
VDAC2
ISHARE2
3 Wire Analog
Control Bus to
VDDNB Phase
ICs
VDDNB SENSE -
VDDNB SENSE +
To VDDNB
Remote
Sense
Figure 1 – IR3521 Application Circuit
Page 2
V3.03
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