参数资料
型号: MAX17482GTL+
厂商: Maxim Integrated Products
文件页数: 33/48页
文件大小: 0K
描述: IC CTLR PWM DUAL IMVP-6.5 40TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 60
系列: Quick-PWM™
应用: 控制器,Intel IMVP-6,IMVP-6.5?
输入电压: 4.5 V ~ 5.5 V
输出数: 1
输出电压: 0.013 V ~ 1.5 V
工作温度: -40°C ~ 105°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(5x5)
包装: 管件
Dual-Phase, Quick-PWM Controllers for
IMVP-6+/IMVP-6.5 CPU Core Power Supplies
?
Standard C4 Deeper Sleep Exit: When exiting
deeper sleep (DPRSLPVR pulled low) while the out-
put voltage is regulating to the deeper sleep
voltage, the MAX17021/MAX17082/MAX17482
immediately activate all enabled phases and ramp
the output voltage to the LFM DAC code provided
by the processor at the slew rate set by R TIME . The
controller blanks PWRGD, PHASEGD, and CLKEN
until 20 μs after the transition is completed. See
?
IMVP-6+ Slow C4 Deeper Sleep Exit: When exiting
deeper sleep (DPRSLPVR high, DPRSTP pulled
high) while the output voltage is regulating to the
deeper sleep voltage, the MAX17021 remains in 1-
phase skip mode and ramps the output voltage to
the LFM DAC code provided by the processor at 1/4
the slew rate set by R TIME . The controller blanks
PWRGD, PHASEGD, and CLKEN until 20μs after the
transition is completed. See Figure 7.
Figure 6.
ACTUAL V OUT
CPU CORE
VOLTAGE
VID (D0–D6)
DPRSLPVR
DPRSTP
PSI
INTERNAL TARGET
DEEPER SLEEP VID
DO NOT CARE (DPRSLPVR DOMINATES STATE)
INTERNAL
PWM CONTROL
DH1
DH2
1-PHASE SKIP (DH1 ACTIVE, DH2 = DL2 = FORCED LOW)
NO PULSES: V OUT > V TARGET
FORCED PWM
PWRGD
CLKEN
BLANK HIGH IMPEDANCE
BLANK LOW
BLANK HIGH THRESHOLD ONLY
BLANK HIGH THRESHOLD ONLY
BLANK HIGH IMPEDANCE
BLANK LOW
PHASEGD
BLANK HIGH IMPEDANCE (1-PHASE OPERATION)
OVP
(MAX17021/
MAX17082 ONLY)
Figure 5. C4E (C4 Early Exit) Transition
t BLANK
20 μ s TYP
SET TO DEFAULT
t BLANK
20 μ s TYP
TRACKS INTERNAL TARGET
______________________________________________________________________________________
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