参数资料
型号: MAX17528GTJ+T
厂商: Maxim Integrated Products
文件页数: 32/41页
文件大小: 0K
描述: IC CTLR PWM VID PS 1PH 32-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: Quick-PWM™
应用: 控制器,Intel IMVP-6.5? GMCH
输入电压: 4.5 V ~ 5.5 V
输出数: 1
输出电压: 0.01 V ~ 1.5 V
工作温度: -40°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 32-WFQFN 裸露焊盘
供应商设备封装: 32-TQFN-EP(5x5)
包装: 带卷 (TR)
1-Phase Quick-PWM
Intel IMVP-6.5/GMCH Controllers
If the V CC voltage drops below 4.25V, the controller
assumes that there is not enough supply voltage to make
valid decisions. To protect the output from overvoltage
V CC
SHDN
faults, the controller shuts down immediately and forces
a high-impedance output (DL and DH pulled low) and
pulls CSN low through a 10 ? discharge MOSFET.
VID (D0–D6)
INVALID VID
VALID VID
INVALID VID
SOFT-START
1/8 R TIME SLEW RATE
1.1V BOOT
CPU CORE
VOLTAGE
SOFT-SHUTDOWN
1/8 R TIME SLEW RATE
INTERNAL
PWM MODE
CLKEN
PWRGD
PULSE SKIPPING
FORCED-PWM MODE
NOTE: PGDIN = V CC .
t BLANK
60 μ s typ
t BLANK
20 μ s typ
t BLANK
5ms typ
t BLANK
60 μ s typ
Figure 9. IMVP-6.5 Power-Up and Shutdown Sequence Timing Diagram
V CC
SHDN
VID (D0–D6)
SOFT-START
1/8 R TIME SLEW RATE
VALID VID
INVALID VID
SOFT-SHUTDOWN
1/8 R TIME SLEW RATE
GMCH CORE
VOLTAGE
INTERNAL
PWM MODE
PWRGD
PULSE SKIPPING
t BLANK
5ms typ
FORCED-PWM
t BLANK
60 μ s typ
Figure 10. GMCH Power-Up and Shutdown Sequence Timing Diagram
32
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