參數(shù)資料
型號(hào): LTC4252-2CMS#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 10; Temperature Range: 0°C to +70°C
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
封裝: LEAD FREE, PLASTIC, MSOP-10
文件頁數(shù): 18/36頁
文件大?。?/td> 394K
代理商: LTC4252-2CMS#TRPBF
LTC4252-1/LTC4252-2
LTC4252A-1/LTC4252A-2
25
425212fb
APPLICATIO S I FOR ATIO
WU
U
Figure 13. Overvoltage Timing (All Waveforms are Referenced to VEE)
OV
TIMER
GATE
SENSE
SS
5.8
A
58
A
58
A
5.8
A
12 34
5
67 8 9
4252-1/2 F13
OV DROPS BELOW VOVLO, CHECK GATE < VGATEL, SENSE < VCB AND SS < 20 VOS
OV OVERSHOOTS VOVHI. GATE AND SS ARE PULLED DOWN, PWRGD AND TIMER ARE UNAFFECTED
VACL
VCB
230
A + 8 IDRN
20 VOS
VIN – VGATEH
20 (VCB + VOS)
20 (VACL + VOS)
VGATEL
VOVHI
VTMRH
VOVLO
GATE
START-UP
Figure 12. Undervoltage Timing with an Overvoltage Glitch (All Waveforms are Referenced to VEE)
UV/OV
TIMER
GATE
SENSE
SS
DRAIN
PWRGD
5.8
A
58
A
58
A
5.8
A
5.8
A
UV/OV CLEARS VUVHI, CHECK OV CONDITION, GATE < VGATEL, SENSE < VCB, SS < 20 VOS AND TIMER < VTMRL
12
3
4 5 67
8
9
TIMER CLEARS VTMRL, CHECK GATE < VGATEL, SENSE < VCB AND SS < 20 VOS
10
11
12
4252-1/2 F12
UV/OV DROPS BELOW VOVLO AND TIMER RESTARTS INITIAL TIMING CYCLE
UV/OV OVERSHOOTS VOVHI AND TIMER ABORTS INITIAL TIMING CYCLE
VACL
VCB
230
A + 8 IDRN
20 VOS
VIN – VGATEH
VDRNL
VDRNCL
20 (VCB + VOS)
20 (VACL + VOS)
VGATEL
VTMRL
VTMRH
VOVHI
VUVHI
VOVLO
GATE
START-UP
INITIAL TIMING
相關(guān)PDF資料
PDF描述
LTC4252-2IMS#PBF Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 10; Temperature Range: -40&deg;C to +85&deg;C
LTC4252-2IMS#TRPBF Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 10; Temperature Range: -40&deg;C to +85&deg;C
LTC4252A-1CMS#PBF Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 10; Temperature Range: 0&deg;C to +70&deg;C
LTC4252A-1CMS#TRPBF Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 10; Temperature Range: 0&deg;C to +70&deg;C
LTC4252A-1IMS#PBF Negative Voltage Hot Swap Controllers; Package: MSOP; No of Pins: 10; Temperature Range: -40&deg;C to +85&deg;C
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