BTS 5242-2L Infineon Technologies, BTS 5242-2L Datasheet
BTS 5242-2L
Specifications of BTS 5242-2L
Related parts for BTS 5242-2L
BTS 5242-2L Summary of contents
Page 1
...
Page 2
Table of Contents 1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 3
Smart High-Side Power Switch PROFET 1 Overview Basic Features • Very low standby current • 3.3 V and 5 V compatible logic pins • Improved electromagnetic compatibility (EMC) • Stable behavior at under voltage • Logic ground independent from load ...
Page 4
Protective Functions • Reverse battery protection with external resistor • Short circuit protection • Overload protection • Multi-step current limitation • Adjustable current limitation • Thermal shutdown with restart • Over voltage protection with external resistor • Loss of ground ...
Page 5
Block Diagram The BTS5242- dual channel high-side power switch (two times PG-DSO-12-9 power package providing embedded protective functions. Integrated resistors at each input pin (IN1, IN2, CLA) reduce external components. The load current ...
Page 6
Terms Following figure shows all terms used in this data sheet IN1 IN1 I V IN2 IN1 IN2 V IN2 I IS1 IS1 I V IS2 IS1 IS2 V IS2 I CLA CLA V CLA Figure ...
Page 7
Pin Configuration 3.1 Pin Assignment BTS5242-2L Figure 3 Pin Configuration PG-DSO-12-9 3.2 Pin Definitions and Functions Pin Symbol 2 IN1 5 IN2 3 IS1 4 IS2 7 CLA 1) 10,11 OUT1 OUT2 1 GND 6,12, VBB ...
Page 8
Electrical Characteristics 4.1 Maximum Ratings = 25 C (unless otherwise specified Pos. Parameter Power Supply 4.1.1 Supply voltage 4.1.2 Current through ground pin 4.1.3 Supply voltage for full short circuit protection (single pulse -40°C ...
Page 9
C (unless otherwise specified Pos. Parameter ESD Susceptibility 4.1.17 ESD susceptibility HBM 1) R and L describe the complete circuit impedance including line, contact and generator impedances 2) Load Dump is specified in ISO 7637, R ...
Page 10
Block Description and Electrical Characteristics 5.1 Power Stages The power stages are built by a N-channel vertical power MOSFET (DMOS) with charge pump. 5.1.1 Output On-State Resistance The on-state resistance R DS(ON) shows that dependencies for the typical on-state ...
Page 11
A high signal at the input pin causes the power DMOS to switch on with a dedicated slope, which is optimized in terms of EMC emission OUT 90% 30% 10% Figure 6 Switching a Load (resistive) 5.1.3 Inductive ...
Page 12
Maximum Load Inductance While demagnetization of inductive loads, energy has to be dissipated in the BTS5242-2L. This energy can be calculated with following equation Following equation simplifies under the assumption of R The energy, which is converted into ...
Page 13
Electrical Characteristics = - +150 C (unless otherwise specified typical values 13 ° Pos. Parameter General 5.1.1 Operating voltage ...
Page 14
- +150 C (unless otherwise specified typical values 13 ° Pos. Parameter 5.1.17 slew rate 10% to 30% V ...
Page 15
Protection Functions The device provides embedded protective functions. Integrated protection functions are designed to prevent IC destruction under fault conditions described in the data sheet. Fault conditions are considered as “outside” normal operating range. Protection functions are neither designed ...
Page 16
Reverse Polarity Protection In case of reverse polarity, the intrinsic body diode causes power dissipation. Use following formula for estimation of total power dissipation P diss(rev) The reverse current through the power transistors has to be limited by the ...
Page 17
Electrical Characteristics = - +150 C (unless otherwise specified typical values 13 ° Pos. Parameter Over Load Protection 6.5.1 ...
Page 18
Diagnosis For diagnosis purpose, the BTS5242-2L provides an IntelliSense signal at pins IS1 and IS2. This means in detail, the current sense signal proportional signal to the load current (ratio k IS failure mode (see Table ...
Page 19
ON-State Diagnosis The standard diagnosis signal is a current sense signal proportional to the load current. The accuracy of the ratio ( k ) depends on the temperature. Please refer ILIS ...
Page 20
sIS(LC Figure 16 Timing of Diagnosis Signal in Over Load Condition 7.2 OFF-State Diagnosis Details about timings between the diagnosis signal I state can be found ...
Page 21
Electrical Characteristics = - +150 C (unless otherwise specified typical values 13 ° Pos. Parameter Open Load at OFF ...
Page 22
Package Outlines BTS5242-2L PG-DSO-12-9 (Plastic Dual Small Outline ø0.8 x 0.1 -0.05 1) Does not include plastic or metal protrusion of 0.15 max. per side 2) Stand OFF 3) Stand OUT 4) Pin 1 Index Marking; Polish finish All ...
Page 23
Revision History Revision Date Changes Rev 1.2 09-01-2008 Modification of the Figure 9 Rev.1.1 06-29-2007 all pages: added new Infineon logo Creation of the green data sheet. First page: Adding the green logo and the AEC qualified Adding the ...
Page 24
... Infineon Technologies Office. Infineon Technologies components may be used in life-support devices or systems only with the express written approval of Infineon Technologies failure of such components can reasonably be expected to cause the failure of that life-support device or system or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body or to support and/or maintain and sustain and/or protect human life ...