参数资料
型号: MAX4960EUB+T
厂商: Maxim Integrated Products
文件页数: 16/17页
文件大小: 0K
描述: IC CTLR HI VOLTAGE OVP 10-MSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 过压保护控制器
应用: PC,PDA
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-µMAX
包装: 带卷 (TR)
MAX4959/MAX4960
High-Voltage OVP with Battery Switchover
8
_______________________________________________________________________________________
VIN
VOVLO
VUVLO
VDD REGULATED
tDEB
tBLANK
tDEB
VUVLO
INTUVREF
VGATE1
VDD
VCB
VGATE2
Figure 1. Timing Diagram
IN RANGE
P1 STATE
P2 STATE
VIN > VOVLO
P1 OFF (not affected by CB)
VUVLO < VIN < VOVLO
(debounce timeout ongoing)
P1 OFF (not affected by CB)
VUVLO < VIN < VOVLO
(debounce timeout elapsed)
CB = 1 -> P1 is OFF
CB = 0 -> P1 is ON
VINTUVREF < VIN < VOVLO
(blanking timeout ongoing)
CB = 1 -> P1 is OFF
CB = 0 -> P1 is ON
VINTUVREF < VIN < VOVLO
(blanking timeout elapsed)
P1 OFF (not affected by CB). P1 does not turn on again until
adapter is unplugged (VIN < ~0.75V) and plugged in again.
VIN < VINTUVREF
P1 OFF (not affected by CB). P1 does not turn on again until
adapter is unplugged (VIN < ~0.75V) and plugged in again.
CB = 1 -> P2 is ON
CB = 0 -> P2 is OFF
The following table lists the different modes of operations:
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