参数资料
型号: LTC4252-2CMS8#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 8; Temperature Range: 0°C to +70°C
中文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封装: LEAD FREE, PLASTIC, MSOP-8
文件页数: 18/36页
文件大小: 336K
代理商: LTC4252-2CMS8#TRPBF
LTC4252-1/LTC4252-2
LTC4252A-1/LTC4252A-2
25
425212fc
APPLICATIONS INFORMATION
UV/OV
TIMER
GATE
SENSE
SS
DRAIN
PWRGD
5.8μA
58μA
5.8μA
UV/OV CLEARS VUVHI, CHECK OV CONDITION, GATE < VGATEL, SENSE < VCB
OS AND TIMER < VTMRL
12
3
4 5 67
8
9
TIMER CLEARS VTMRL, CHECK GATE < VGATEL, SENSE < VCB
OS
10
11
12
425212 F12
UV/OV DROPS BELOW VOVLO AND TIMER RESTARTS INITIAL TIMING CYCLE
UV/OV OVERSHOOTS VOVHI AND TIMER ABORTS INITIAL TIMING CYCLE
VACL
VCB
DRN
OS
VIN – VGATEH
VDRNL
VDRNCL
CB + VOS)
ACL + VOS)
VGATEL
VTMRL
VTMRH
VOVHI
VUVHI
VOVLO
GATE
START-UP
INITIAL TIMING
OV
TIMER
GATE
SENSE
SS
5.8μA
58μA
5.8μA
12 34
5
67 8 9
425212 F13
OV DROPS BELOW VOVLO, CHECK GATE < VGATEL, SENSE < VCB
OS
OV OVERSHOOTS VOVHI. GATE AND SS ARE PULLED DOWN, PWRGD AND TIMER ARE UNAFFECTED
VACL
VCB
DRN
OS
VIN – VGATEH
CB + VOS)
ACL + VOS)
VGATEL
VOVHI
VTMRH
VOVLO
GATE
START-UP
Figure 13. Overvoltage Timing (All Waveforms Are Referenced to VEE)
Figure 12. Undervoltage Timing with an Overvoltage Glitch (All Waveforms Are Referenced to VEE)
相关PDF资料
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相关代理商/技术参数
参数描述
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LTC4252-2IMS 功能描述:IC CNTRLR HOTSWAP NEGVOLT 10MSOP RoHS:否 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 标准包装:50 系列:- 类型:热交换控制器 应用:-48V 远程电力系统,AdvancedTCA ? 系统,高可用性 内部开关:无 电流限制:可调 电源电压:11.5 V ~ 14.5 V 工作温度:-40°C ~ 85°C 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-MSOP 包装:管件
LTC4252-2IMS#PBF 功能描述:IC CNTRLR HOTSWAP NEGVOLT 10MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 热交换 系列:- 标准包装:50 系列:- 类型:热交换控制器 应用:-48V 远程电力系统,AdvancedTCA ? 系统,高可用性 内部开关:无 电流限制:可调 电源电压:11.5 V ~ 14.5 V 工作温度:-40°C ~ 85°C 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-MSOP 包装:管件