Datasheet > LM5068MM-1/MMX-1

LM5068MM-1/MMX-1

更新时间： 2024-01-31 16:18:29

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德州仪器 - TI		控制器
页数	文件大小	规格书
33页	1750K
描述
Negative Voltage Hot Swap Controller

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LM5068MM-1/MMX-1 数据手册

LM5068

www.ti.com

SNVS254C –JANUARY 2004–REVISED MARCH 2013

Electrical Characteristics (continued)

Specifications in standard typeface are for T_J= +25°C, and those in boldface type apply over the full operating junction

temperature range. Unless otherwise noted V_DD− V_EE= 48V.

Symbol

Timer

Parameter

Conditions

Min

Typ

Max

Units

V_THVT

V_TLVT

I_TIMER

Timer High Voltage Threshold

Timer Low Voltage Threshold

Timer On (Initial Cycle, Sourcing)

Timer Off (Initial Cycle, Sinking)

V_TIMER= 2V

µA

V_TIMER= 2V

240

Timer On (Circuit Breaker,

Sourcing)

200

280

Timer Off (Cooling Cycle, Sinking) V_TIMER= 2V

µA

Gate Drive

V_G

Saturation Gate Drive Voltage

V_DD- V_EE= 48V

V_DD- V_EE= 10V

Before Gate ramp-up

V_SENSE= 0V

10.6

7.8

0.5

V_GLT

I_GATE

Gate Low Threshold

Gate Pin Current (Sourcing)

Gate Pin Current (Sinking)

µA

V_SENSE= 150mV

V_GATE= 3V

2.7

Gate Pin Current (Sinking)

V_SENSE= 300mV

V_GATE= 1V

300

PWRGD

V_PGLV

I_PGLC

PWRGD Low Voltage

I_SINK= 1mA

0.2

0.6

µA

PWRGD High Leakage Current

GATE Voltage at onset of PWRGD

V_PWRGD= 90V

V_PGV

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