参数资料
型号: MAX8707ETL+T
厂商: Maxim Integrated Products
文件页数: 25/37页
文件大小: 0K
描述: IC CNTRLR MULTIPHASE 40TQFN
标准包装: 2,500
应用: 控制器,AMD Hammer CPU 电源
输入电压: 4.5 ~ 5.5 V
输出数: 4
输出电压: 0.8 ~ 1.55 V
工作温度: 0°C ~ 85°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-EP(6x6)
包装: 带卷 (TR)
Multiphase, Fixed-Frequency Controller for
AMD Hammer CPU Core Power Supplies
VID
CPU CORE
VOLTAGE
SUSV
SUS
INTERNAL
PWM CONTROL
FORCED-PWM
AUTO 1-PHASE SKIP
FORCED-PWM
PWM1
PWM2
PWM3
PWM4
DRSKP
VROK
HIGH-Z
t BLANK
20 μ s typ
LOW THRESHOLD ONLY
HIGH-Z
t BLANK
20 μ s typ
NOTE: OVP CONSTANTLY TRACKS THE INTERNAL TARGET, AND THE INTEGRATOR (CCV) IS CONSTANTLY ENABLED.
Figure 4. Suspend Transition in Forced-PWM Mode (SKIP = low)
CPU CORE
VOLTAGE
SKIP = SUS
INTERNAL
PWM CONTROL
PWM1
PWM2
PWM3
PWM4
DRSKP
ACTUAL V OUT
TARGET
1-PHASE SKIP
FORCED PWM
VID
SUSV
VROK
OVP/CCV
HIGH-Z
t BLANK
20 μ s
LOW VROK THRESHOLD ONLY
OVP = 1.8V INTEGRATOR DISABLED
HIGH-Z
OVP TRACKS INTERNAL TARGET
INTEGRATOR ENABLED
t BLANK
20 μ s
Figure 5. Suspend Transition in Pulse-Skipping Operation (SKIP = SUS)
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