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Infineon Technologies AG
Infineon Technologies AG

BTS4140N Datasheet

Smart High-Side Power Switch One Channel: 1 x 1


BTS4140N Datasheet Preview


Smart High-Side Power Switch
One Channel: 1 x 1
BTS 4140 N
Features
Product Summary
Current controlled input
Overvoltage protection
Short circuit protection
Operating voltage
Current limitation
On-state resistance
Overload protection
Overvoltage protection (including load dump)
Switching inductive loads
Clamp of negative voltage at output
with inductive loads
Thermal shutdown with restart
ESD - Protection
Loss of GND and loss of Vbb protection
Very low standby current
Reverse battery protection
Improved electromagnetic compatibility (EMC)
Vbbin(AZ) 62 V
Vbb(on) 4.9...60 V
RON
1
SOT-223
4
3
2
1 VPS05163
Application
All types of resistive, inductive and capacitive loads
Current controlled power switch for 12V, 24V and 42V DC applications
Driver for electromechanical relays
Signal amplifier
General Description
N channel vertical power MOSFET with charge pump and current controlled input,
monolithically integrated in Smart SIPMOStechnology.
Providing embedded protective functions.
Page 1
2004-01-27
Page 1

Block Diagram
C o n tro l
C irc u it
R IN
IN 1
Tem perature
Sensor
GND
BTS 4140 N
+ V bb
2/4
OUT
3
RL
Pin Symbol
Function
1 IN Input, activates the power switch in case of connection to GND
2 Vbb
Positive power supply voltage
3 OUT
Output to the load
4 Vbb
Positive power supply voltage
Page 2
2004-01-27
Page 2

Maximum Ratings
Parameter
Symbol
at Tj = 25°C, unless otherwise specified
Supply voltage
Load current (Short - circuit current, see page 5)
Maximum current through the input pin ( DC )
Operating temperature
Storage temperature
Power dissipation1)
TA = 25 °C
Inductive load switch-off energy dissipation2)
single pulse
Vbb
IL
IIN
Tj
Tstg
Ptot
EAS
Tj = 150 °C, IL = 0.15 A
Load dump protection3) VLoadDump4)= VA + VS
RI=2, td=400ms, VIN= low or high
IL = 150 mA, Vbb = 13,5 V
Vbb = 27 V
VLoaddump
Electrostatic discharge voltage (Human Body Model) VESD
according to ANSI EOS/ESD - S5.1 - 1993
ESD STM5.1 - 1998
Input pin
all other pins
BTS 4140 N
Value
60
self limited
±15
-40 ...+150
-55 ... +150
1.7
1
Unit
V
A
mA
°C
W
J
93.5
127
V
kV
±1
±5
1Device on 50mm*50mm*1.5mm epoxy PCB FR4 with 6 cm2 (one layer, 70µm thick) copper area for Vbb
connection. PCB is vertical without blown air.
2not subject to production test, specified by design
3more details see EMC-Characteristics on page 7
4VLoaddump is setup without the DUT connected to the generator per ISO 7637-1 and DIN 40839 .
Page 3
2004-01-27
Page 3

BTS 4140 N
Electrical Characteristics
Parameter
at Tj = -40...150 °C, Vbb = 9...42 V unless otherwise specified
Thermal Characteristics
Symbol
Thermal resistance @ min. footprint
Thermal resistance @ 6 cm 2 cooling area 1)
Thermal resistance, junction - soldering point
Rth(JA)
Rth(JA)
RthJS
Load Switching Capabilities and Characteristics
On-state resistance
Pin1 connencted to GND
Tj = 25 °C, IL = 150 mA, Vbb = 9...52 V
Tj = 150 °C
Tj = 25 °C, IL = 50 mA, Vbb = 6 V
Nominal load current2)
Device on PCB 1)
Ta = 85 °C , Tj 150 °C
Turn-on time3)
VIN = Vbb to 0V to 90% VOUT
RL = 270
RL = 270 , Vbb = 13.5 V, Tj = 25 °C
Turn-off time3)
VIN = 0V to Vbb to 10% VOUT
RL = 270
RL = 270 , Vbb = 13.5 V, Tj = 25 °C
Slew rate on3)
VIN = Vbb to 0V 10 to 30% VOUT
RL = 270
RL = 270 , Tj = 25 °C, Vbb = 13.5 V
Slew rate off3)
VIN = 0V to Vbb 70 to 40% VOUT
RL = 270
RL = 270 , Tj = 25 °C, Vbb = 13.5 V
RON
IL(nom)
ton
toff
dV/dton
-dV/dtoff
Values
Unit
min. typ. max.
- 86 125 K/W
- 60 72
- - 17 K/W
- 1 1.5
- 1.5 3
- 25
0.2 -
-A
µs
- - 1254)
- 45 100
- - 1754)
- 40 140
V/µs
- - 64)
- 1.3 4
- - 84)
- 1.7 4
1Device on 50mm*50mm*1.5mm epoxy PCB FR4 with 6 cm2 (one layer, 70µm thick) copper area for Vbb
connection. PCB is vertical without blown air.
2Nominal load current is limited by the current limitation ( see page 5 )
3Timing values only with high input slewrates, otherwise slower.
4not subject to production test, specified by design
Page 4
2004-01-27
Page 4
Part Number BTS4140N
Manufactur Infineon Technologies AG
Description Smart High-Side Power Switch One Channel: 1 x 1
Total Page 18 Pages
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