参数资料
型号: ISL62881DHRTZ-T
厂商: Intersil
文件页数: 15/37页
文件大小: 0K
描述: IC REG PWM SGL PHASE 32TQFN
标准包装: 6,000
应用: 控制器,Intel IMVP-6.5?
输入电压: 4.5 V ~ 25 V
输出数: 1
输出电压: 0.013 V ~ 1.5 V
工作温度: -10°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-QFN(5x5)
包装: 带卷 (TR)
配用: ISL62881CCPUEVAL2Z-ND - EVAL BOARD ISL62881CCPU 28QFN
ISL62881C, ISL62881D
TABLE 1. VID TABLE (Continued)
TABLE 1. VID TABLE (Continued)
VID6 VID5 VID4 VID3 VID2 VID1 VID0
V O
(V)
VID6 VID5 VID4 VID3 VID2 VID1 VID0
V O
(V)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0.6625
0.6500
0.6375
0.6250
0.6125
0.6000
0.5875
0.5750
0.5625
0.5500
0.5375
0.5250
0.5125
0.5000
0.4875
0.4750
0.4625
0.4500
0.4375
0.4250
0.4125
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
1
1
1
1
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0.1625
0.1500
0.1375
0.1250
0.1125
0.1000
0.0875
0.0750
0.0625
0.0500
0.0375
0.0250
0.0125
0.0000
0.0000
0.0000
0.0000
0.0000
0.0000
0.0000
0.0000
1
1
0
0
1
1
1
1
0
0
0
0
0
1
0.4000
0.3875
1
0
1
1
0
1
0
0.3750
R DROOP
1
1
1
0
0
0
1
1
1
1
1
1
0
1
1
1
0
0
1
0
1
0.3625
0.3500
0.3375
FB
V DROOP
I DROOP
VCC SENSE
VR LOCAL VO
“CATCH ”
RESISTOR
1
1
0
0
1
1
1
1
1
1
1
1
0
1
0.3250
0.3125
COMP
E/A
Σ
VDAC
DAC
VIDS
VID<0:6>
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0.3000
0.2875
0.2750
INTERNAL TO IC
X1
RTN
VSS
VSS SENSE
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
1
1
1
1
0
0
0
1
0
0
1
1
0
0
1
1
0
1
0
1
0
1
0
0.2625
0.2500
0.2375
0.2250
0.2125
0.2000
0.1875
0.1750
“CATCH ”
RESISTOR
FIGURE 12. DIFFERENTIAL SENSING AND LOAD LINE
IMPLEMENTATION
As the load current increases from zero, the output
voltage will droop from the VID table value by an amount
proportional to the load current to achieve the load line.
The ISL62881C can sense the inductor current through
the intrinsic DC Resistance (DCR) resistance of the
inductors as shown in Figure 1 on page 9 or through
resistors in series with the inductors as shown in Figure 2
on page 10. In both methods, capacitor C n voltage
represents the inductor total currents. A droop amplifier
converts C n voltage into an internal current source with
15
FN7596.0
March 8, 2010
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