BTS409L1 E3062A Datasheet BTS409L1E3062ABUMA1, BTS409L1, BTS409L1 E3043 | P1-P3

PROFET

®

BTS409L1

Data Sheet 1 2013-10-10

Smart High-Side Power Switch

Features



Overload protection



Current limitation



Short circuit protection



Thermal shutdown



Overvoltage protection (including load dump)



Fast demagnetization of inductive loads



Reverse battery protection

1

)



Undervoltage and overvoltage shutdown with

auto-restart and hysteresis



Open drain diagnostic output



Open load detection in ON-state



CMOS compatible input



Loss of ground and loss of V

bb

protection



Electrostatic discharge (ESD) protection



Green Product (RoHS compliant)



AEC Qualified

Application



C compatible power switch with diagnostic feedback for 12 V and 24 V DC grounded loads



All types of resistive, inductive and capacitve loads



Replaces electromechanical relays, fuses and discrete circuits

General Description

N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic

feedback, monolithically integrated in Smart SIPMOS



technology. Fully protected by embedded protection

functions.

Open load

detection

Short to Vbb

+ V

bb

IN

ST

Signal GND

ESD

PROFET



OUT

GND

Logic

Voltage

source

Charge

pump

Level

shifter

Temperature

sensor

Rectifier

Limit for

unclampe

d

ind. loads

Gate

protection

2

4

1

3

5

Load GND

Load

V

Logic

GND

R

O

Overvoltage

protection

Voltage

sensor

Current

limit

1

)

With external current limit (e.g. resistor R

GND

=150 ) in GND connection, resistor in series with ST

connection, reverse load current limited by connected load.

Product Summary

Overvoltage protection

V

bb(AZ)

43

V

Operating voltage

V

bb(on)

5.0 ... 34

V

On-state resistance

R

ON

200

m

Load current (ISO)

I

L(ISO)

2.3

A

Current limitation

I

L(SCr)

4

A

PG-TO263-5-2

BTS409L1

Data Sheet 2 2013-10-10

Symbol

Function

1

GND

-

Logic ground

2

IN

I

Input, activates the power switch in case of logical high signal

3

V

bb

+

Positive power supply voltage,

the tab is shorted to this pin

4

ST

S

Diagnostic feedback, low on failure

5

OUT

(Load, L)

O

Output to the load

BTS409L1

Data Sheet 3 2013-10-10

Maximum Ratings at Tj = 25 °C unless otherwise specified

Parameter

Symbol

Values

Unit

Supply voltage (overvoltage protection see page 4)

V

bb

43

V

Supply voltage for short circuit protection

T

j Start

=-40 ...+150°C

V

bb

34

V

Load dump protection

2)

V

LoadDump

= U

A

+ V

s

, U

A

= 13.5 V

R

I

3)

= 2 , R

L

= 5.3 , t

d

= 200 ms, IN= low or high

V

Load dump

4)

60

V

Load current (Short circuit current, see page 5)

I

L

self-limited

A

Operating temperature range

Storage temperature range

T

j

T

stg

-40 ...+150

-55 ...+150

°C

Power dissipation (DC), T

C

 25 °C

P

tot

18

W

Inductive load switch-off energy dissipation, single pulse

V

bb

= 12V, T

j,start

= 150°C, T

C

= 150°C const.

I

L

= 2.3 A, Z

L

= 98 mH, 0 :

E

AS

335

mJ

Electrostatic discharge capability (ESD) IN:

(Human Body Model) all other pins:

acc. MIL-STD883D, method 3015.7 and ESD assn. std. S5.1-1993

V

ESD

1.0

2.0

kV

Input voltage (DC)

V

IN

-10 ... +16

V

Current through input pin (DC)

Current through status pin (DC)

see internal circuit diagrams page 7

I

IN

I

ST

2.0

5.0

mA

Thermal Characteristics

Parameter and Conditions

Symbol

Values

Unit

min

typ

max

Thermal resistance chip - case:

junction - ambient (free air):

R

thJC

R

thJA

--

7

75

K/W

SMD version, device on PCB

5)

:

39

2

)

Supply voltages higher than V

bb(AZ)

require an external current limit for the GND and status pins, e.g. with a

150  resistor in the GND connection and a 15 k resistor in series with the status pin. A resistor for the

protection of the input is integrated.

3

)

R

I

= internal resistance of the load dump test pulse generator

4

)

V

Load dump

is setup without the DUT connected to the generator per ISO 7637-1 and DIN 40839

5

)

Device on 50mm*50mm*1.5mm epoxy PCB FR4 with 6cm

2

(one layer, 70m thick) copper area for V

bb

connection. PCB is vertical without blown air.

BTS409L1 E3062A

BTS409L1 E3062A

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