BTS711L1 Просмотр технического описания (PDF) - Infineon Technologies

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производитель

BTS711L1

Smart High-Side Power Switch

Infineon Technologies 

Smart High-Side Power Switch

BTS711L1

Inductive load switch-off energy

dissipation

( EE

( $6

,1

9EE

Typ. on-state resistance

521 I 9EE7M ; IL = 1.8 A, IN = high

(/RDG

RON [mOhm]





352)(7 287

67

*1'

/

^=/

(/

(5

5/

Energy stored in load inductance:

EL = 1/2·L·I2L

While demagnetizing load inductance, the energy

dissipated in PROFET is

EAS= Ebb + EL - ER= VON(CL)·iL(t) dt,

with an approximate solution for RL > 0 Ω:

EAS= 2IL·R· LL(Vbb + |VOUT(CL)|)

OQ

(1+

IL·RL

|VOUT(CL)|

)





















7M ƒ&

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Vbb [V]

Maximum allowable load inductance for

a single switch off (one channel)5)

/ I ,/  Tj,start = 150°C, Vbb = 12 V, RL = 0 Ω

L [mH]



Typ. open load detection current

,/2/ I 9EE7M  IN = high

IL(OL) [mA]



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Vbb [V]

IL [A]

Data Sheet

11

Rev 1.2, 2010-03-16

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