bts5236-2ek Infineon Technologies Corporation, bts5236-2ek Datasheet

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bts5236-2ek

Manufacturer Part Number
bts5236-2ek
Description
Smart High-side Power Switch Profet
Manufacturer
Infineon Technologies Corporation
Datasheet
Datasheet, Rev. 1.0, Nov 2008
BTS5236-2EKA
S m a r t H i g h - S i d e P o w e r S w i t c h
P R O F E T
T w o C h a n n e l s , 5 0 mΩ
A u t o m o t i v e P o w e r

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bts5236-2ek Summary of contents

Page 1

... BTS5236-2EKA mΩ Datasheet, Rev. 1.0, Nov 2008 ...

Page 2

... Over Load Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 4.2.2 Reverse Polarity Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.2.3 Over Voltage Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.2.4 Loss of Ground Protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 4.2.5 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 4.3 Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 4.3.1 ON-State Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4.3.2 OFF-State Diagnosis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 4.3.3 Sense Enable Function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 4.3.4 Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 5 Package Outlines BTS5236-2EKA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 6 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Datasheet Smart High-Side Power Switch . . . . . . . . . . . . . . . . . . . . . . 10 2 BTS5236-2EKA Page Rev. 1.0, 2008-11-26 ...

Page 3

... Smart High-Side Power Switch PROFET Product Summary The BTS5236-2EKA is a dual channel high-side power switch in exposed pad PG-DSO-14-33 package providing embedded protective functions. The power transistor is built by a N-channel vertical power MOSFET with charge pump. The device is monolithically integrated in Smart SIPMOS technology ...

Page 4

... Suitable for resistive, inductive and capacitive loads • Suitable for loads with high inrush currents, such as lamps • Suitable for loads with low currents, such as LEDs • Replaces electromechanical relays, fuses and discrete circuits Datasheet Smart High-Side Power Switch 4 BTS5236-2EKA Rev. 1.0, 2008-11-26 ...

Page 5

... Overview The BTS5236-2EKA is a dual channel high-side power switch (two times 50mΩ) in PG-DSO-14-33 package providing embedded protective functions. The Enhanced IntelliSense pins IS1 and IS2 provide a sophisticated diagnostic feedback signal including current sense function, over load and over temperature alerts in ON- state and open load alert in OFF-state ...

Page 6

... In all tables of electrical characteristics is valid: Channel related symbols without channel number are valid for each channel separately. Datasheet Smart High-Side Power Switch I bb VBB IN1 IN2 BTS5236-2EKA IS1 IS2 SEN GND I GND 6 BTS5236-2EKA Overview DS1 OUT1 V OUT1 DS2 OUT2 V OUT2 Terms2ch.emf ...

Page 7

... Pin Configuration 2.1 Pin Assignment BTS5236-2EKA GND Figure 3 Pin Configuration PG-DSO-14-33 2.2 Pin Definitions and Functions Pin Symbol 2 IN1 6 IN2 3 IS1 5 IS2 7 SEN 1) 12, 13 OUT1 OUT2 1 GND Tab 11 All output pins of each channel have to be connected Datasheet 1 14 ...

Page 8

... E – 150 AS P – 1.3 tot -16 – I -2.0 2.0 IN -8.0 – SEN -16 – I -2.0 2.0 SEN -8.0 – BTS5236-2EKA Conditions μ 0.2 Ω Ω 6.8 Ω 13. ( (0) = 150 ° ° ≤ ...

Page 9

... V ESD IN, SEN - OUT - the internal resistance of the Load Dump pulse generator ( pulse 9 BTS5236-2EKA Electrical Characteristics Conditions max. °C 150 °C 60 °C 150 < < . pulse 2 copper heatsinking area (one Rev. 1.0, 2008-11-26 ...

Page 10

... Input Circuit Figure 5 shows the input circuit of the BTS5236-2EKA. There is an integrated input resistor that makes external components obsolete. The current sink to ground ensures that the device switches off in case of open input pin. The zener diode protects the input circuit against ESD pulses. ...

Page 11

... Figure 8 for details. Nevertheless, the maximum allowed load inductance is limited. Datasheet Smart High-Side Power Switch Block Description and Electrical Characteristics dV / VBB GND 11 BTS5236-2EKA t t OFF 70% dV /dt OFF 30 drops below OUT I ...

Page 12

... Block Description and Electrical Characteristics ⎛ ⎞ ⋅ OUT(CL ⋅ ⎜ 1 ⎟ – ---------------------- - R V ⎝ ⎠ L OUT(CL ⎞ ⎟ ⎠ for the maximum allowed energy dissipation. 12 BTS5236-2EKA InductiveLoad.emf L I ⋅ ------ + 150 °C j,Start Rev. 1.0, 2008-11-26 (1) (2) ...

Page 13

... R – DS(ON 100 V – 40 DS(NL) I L(nom) 3.6 – 2.6 – V -24 -20 -17 OUT(CL) I – 0.1 L(OFF – 3 L(inv) 13 BTS5236-2EKA ° Unit Test Conditions 4 Ω < 0 4.0 8.0 V μ SEN °C 2 ...

Page 14

... IN( IN(H) t 250 μs – 100 ON t 250 μs – 120 OFF 0.1 0. 0.1 0. OFF R DS(ON) 14 BTS5236-2EKA ° Unit Test Conditions K/W – – 5.5 kΩ 1.0 V 5.7 V μ 0 μ Ω 13.5 V ...

Page 15

... Datasheet Smart High-Side Power Switch V across the power DMOS. Please note that the voltage L(SCr The current limitation level is reset to L(SCr V BTS5236-2EKA CurrentLimitation.emf Figure 11 for details OverLoad .emf I . After thermal restart, L(LIM) Rev. 1.0, 2008-11-26 ...

Page 16

... IN IS SEN R ZD Figure 12 Over Voltage Protection 4.2.4 Loss of Ground Protection In case of complete loss of the device ground connections, but connected load ground, the BTS5236-2EKA securely changes to or stays in off state. Datasheet P in reverse polarity mode. diss(rev ⋅ ...

Page 17

... DS(rev – 65 GND R 115 220 GND bb(AZ) I – L(GND) must not exceed Smart High-Side Power Switch BTS5236-2EKA ° Unit Test Conditions V – – – ...

Page 18

... Diagnosis For diagnosis purpose, the BTS5236-2EKA provides an Enhanced IntelliSense signal at pins IS1 and IS2. This means in detail, the current sense signal to the load current (ratio Table 1) occurs. In case of a failure mode, the voltage IN1 R IN1 R IS1 lim SEN µC R SEN IN2 ...

Page 19

... depends on the temperature. Please refer to ILIS > 500 Ω. A typical value is 4.7 kΩ 1 ILIS 19 BTS5236-2EKA Diagnostic Output SEN = H SEN = ILIS IS(fault IS(fault IS(fault < ...

Page 20

... Datasheet Smart High-Side Power Switch I and the output voltage IS Figure 15. normal operation over load (current limitation) t sIS(OVL) t sIS(LC) Figure 16 for details. Please note, that if the 20 BTS5236-2EKA V and OUT IS(fault SwitchOn .emf V is fed to the IS(fault) ...

Page 21

... There is no internal leakage current from out to ground at BTS5236-2EKA. minimum supply voltage at which the open load diagnosis in off state must be ensured. To reduce the stand-by current of the system, an open load resistor switch ( recommended ...

Page 22

... IS1and IS2 in case of reverse polarity and over voltage. Please refer to maximum ratings on Page 8. The stand-by current of the BTS5236-2EKA is minimized, when both input pins (IN1 and IN2) and the sense enable pin (SEN) are on low level. Datasheet Smart High-Side Power Switch t ...

Page 23

... ILIS 1000 4035 2300 3050 2410 2920 2465 2850 1400 3410 2465 2920 2520 2875 2580 2870 V 5.0 6.2 IS(LIM) I – – IS(LH) 23 BTS5236-2EKA Unit Test Conditions OUT – OUT bb 4 1.2 ms ...

Page 24

... L(OVL) t – – sIS(OVL) R 1.8 3.5 SEN V -0.3 - SEN(L) V 2.5 - SEN( SEN( SEN(H) t – 3 sIS(SEN) t – – dIS(SEN) 24 BTS5236-2EKA Unit Test Conditions V μ SEN 350 μ 3 μ 3 2 L(LIM ...

Page 25

... Package Outlines BTS5236-2EKA 8˚ MAX. 1.27 0˚...8˚ 2) 0.41 ±0.09 0 8.65 ±0.1 Index Marking 1) Does not include plastic or metal protrusion of 0.15 max. per side 2) Does not include dambar protrusion of 0.13 max. 3) JEDEC reference MS-012 variation BB Figure 19 PG-DSO-14-33 (Plastic Dual Small Outline Package) Green Product (RoHS compliant) To meet the world-wide requirements for environmentally friendly products and to be compliant with government regulations the device is available as a green product ...

Page 26

... Revision History Version Date Rev. 1.0 26.11.2008 Datasheet Smart High-Side Power Switch Changes Initial data sheet 26 BTS5236-2EKA Revision History 2008-11-26 ...

Page 27

... 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. If they fail reasonable to assume that the health of the user or other persons may be endangered Datasheet Smart High-Side Power Switch 27 BTS5236-2EKA 2008-11-26 ...

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