BTS425L1 Siemens Semiconductor Group, BTS425L1 Datasheet

no-image

BTS425L1

Manufacturer Part Number
BTS425L1
Description
Smart Highside Power Switch (Overload protection Current limitation Short circuit protection Thermal shutdown)
Manufacturer
Siemens Semiconductor Group
Datasheet
Smart Highside Power Switch
Features
Application
General Description
N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic
feedback, monolithically integrated in Smart SIPMOS
functions.
1
Semiconductor Group
)
auto-restart and hysteresis
feedback for 12 V DC grounded loads
Overload protection
Current limitation
Short circuit protection
Thermal shutdown
Overvoltage protection (including load dump)
Reverse battery protection
Undervoltage and overvoltage shutdown with
Open drain diagnostic output
Open load detection in ON-state
CMOS compatible input
Loss of ground and loss of V
Electrostatic discharge (ESD) protection
Most suitable for resistive and lamp loads
C compatible power switch with diagnostic
With external current limit (e.g. resistor R
connection, reverse load current limited by connected load.
4
2
ST
IN
ESD
Voltage
Voltage
source
sensor
Logic
V
1 )
Logic
bb
protection
Overvoltage
Charge pump
protection
Level shifter
Rectifier
1
GND
GND
Signal GND
=150 ) in GND connection, resistor in series with ST
Current
Product Summary
Overvoltage protection
Operating voltage
On-state resistance
Load current (ISO)
Current limitation
1
limit
technology. Fully protected by embedded protection
Short to Vbb
Open load
detection
Standard
protection
Gate
Temperature
5
TO-220AB/5
sensor
PROFET ® BTS 425 L1
Straight leads
PROFET
R
GND
+ V bb
O
OUT
V
V
R
I
I
L(ISO)
L(SCr)
bb(AZ)
bb(on)
Load GND
ON
1
3
5
5
5.0 ... 24 V
Load
SMD
7.0
43
60 m
17
1
02.97
5
V
A
A

Related parts for BTS425L1

BTS425L1 Summary of contents

Page 1

Smart Highside Power Switch Features Overload protection Current limitation Short circuit protection Thermal shutdown Overvoltage protection (including load dump Reverse battery protection Undervoltage and overvoltage shutdown with auto-restart and hysteresis Open drain diagnostic output Open load detection in ...

Page 2

Pin Symbol 1 GND - OUT O (Load, L) Maximum Ratings °C unless otherwise specified j Parameter Supply voltage (overvoltage protection see page 3) Supply ...

Page 3

Electrical Characteristics Parameter and Conditions ° unless otherwise specified j bb Load Switching Capabilities and Characteristics On-state resistance (pin Nominal load current, ISO Norm ...

Page 4

Parameter and Conditions ° unless otherwise specified j bb Protection Functions Initial peak short circuit current limit (pin Repetitive short circuit shutdown current limit (see timing ...

Page 5

Parameter and Conditions ° unless otherwise specified j bb Input and Status Feedback Input resistance T =-40..150°C, see circuit page 6 j Input turn-on threshold voltage Input turn-off threshold voltage Input threshold ...

Page 6

Truth Table Input- Output level level Normal L L operation Open load Short circuit Overtem perature H L Under voltage H L ...

Page 7

Overvolt. and reverse batt. protection Logic GND V = 6.2 V typ typ 3.5 k ...

Page 8

Typ. transient thermal impedance chip case thJC p Z [K/W] thJC 10 1 0.1 0.01 1E-5 1E-4 1E-3 1E-2 Typ. trans. thermal impedance chip to ambient air Device on 50mm ...

Page 9

Timing diagrams Figure 1a: V turn on OUT ST open drain proper turn on under all conditions Figure 2a: Switching a lamp OUT I L Semiconductor Group Figure 3a: Short circuit shut ...

Page 10

Figure 5a: Open load: detection in ON-state, turn on/off to open load IN t d(ST OUT I L open The status delay time t allows to ditinguish between d(ST OL4) the failure modes "open load" and "overtemperature". Figure ...

Page 11

Figure 6b: Undervoltage restart of charge pump bb(o rst) bb(u rst) V bb(u cp) V bb(under) charge pump starts at V =5.6 V typ. bb(ucp) Figure 7a: Overvoltage ON(CL) bb(over) bb ...

Page 12

... TO-220AB/5, Option E3043 BTS425L1 E3043 Semiconductor Group SMD TO-220AB/5, Opt. E3062 Ordering code BTS425L1 E3062A T&R: Q67060-S6100-A2 Components used in life-support devices or systems must be expressly authorised for such purpose! Critical components 16 of the Semiconductor Group of Siemens AG, may only be used in life supporting devices or systems 17 approval of the Semiconductor Group of Siemens AG ...

Related keywords