参数资料
型号: ISL62881HRTZ
厂商: Intersil
文件页数: 31/35页
文件大小: 0K
描述: IC REG PWM SGL PHASE 28TQFN
标准包装: 75
应用: 控制器,Intel IMVP-6.5?
输入电压: 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: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(4x4)
包装: 管件
ISL62881, ISL62881B
Typical Performance (Continued)
FIGURE 33. CPU MODE SHUT DOWN, V IN = 19V, I O = 0A,
VID = 1.2V, Ch1: PHASE, Ch2: V O
FIGURE 35. CCM STEADY STATE, CPU MODE, V IN = 8V, I O = 1A,
VID = 1.2375V, Ch1: PHASE, Ch2: V O
Phase Margin
FIGURE 34. GPU MODE SHUT DOWN, V IN = 19V, I O = 0A,
VID = 1.2V, Ch1: PHASE, Ch2: V O
FIGURE 36. DCM STEADY STATE, CPU MODE, V IN = 12V, I O = 1A,
VID = 1.075V, Ch1: PHASE1, Ch2: V O , Ch3: COMP,
Ch4: LGATE
1000
900
800
700
600
500
Gain
400
300
200
100
IMON
TARGET
0
0
2
4
6
8
10 12
14
16
18
20
22
I OUT (A)
FIGURE 37. GPU MODE REFERENCE DESIGN LOOP GAIN T2(s)
MEASUREMENT RESULT
31
FIGURE 38. IMON, VID = 1.2375
FN6924.3
June 16, 2011
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