BTS50080-1TMC Infineon Technologies AG, BTS50080-1TMC Datasheet
BTS50080-1TMC
Available stocks
Related parts for BTS50080-1TMC
BTS50080-1TMC Summary of contents
Page 1
...
Page 2
... Table of Contents 1 Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Block Diagram and Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.1 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.2 Terms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 3 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3.1 Pin Assignment BTS50080-1TMC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 3.2 Pin Definitions and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4 General Product Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4.1 Absolute Maximum Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4.2 Thermal Resistance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5 Power Stages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5.1 Input Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 5 ...
Page 3
... The power transistor is built by a N-channel vertical power MOSFET with charge pump. The design is based on Smart SIPMOS chip on chip technology. The BTS50080-1TMC has a current controlled input and offers a diagnostic feedback with load current sense and a defined fault signal in case of overload operation, overtemperature shutdown and/or short circuit shutdown. ...
Page 4
... V grounded loads • All types of resistive, inductive and capacitive loads • Most suitable for loads with high inrush currents lamps • Replaces electromechanical relays, fuses and discrete circuits Datasheet Smart High-Side Power Switch 4 BTS50080-1TMC Overview Rev. 1.0, 2008-08-22 ...
Page 5
... V I bIS VBB IN BTS50080-1TMC OUT Smart High-Side Power Switch BTS50080-1TMC Block Diagram and Terms base chip clamp for inductive load current limitation OUT Rev. 1.0, 2008-08- OUT I L Overview .emf Terms.emf ...
Page 6
... Pin Configuration 3.1 Pin Assignment BTS50080-1TMC Figure 3 Pin Configuration 3.2 Pin Definitions and Functions Pin Symbol Function 1, 2 OUT Output; output to the load; pin and 7 must be externally shorted Input; activates the power switch if shorted to ground Supply Voltage; positive power supply voltage; tab and pin 4 are internally shorted. ...
Page 7
... Symbol Min bb(SC) V bb(LD) V bIN bIS bIN stg V ESD is the internal resistance of the Load Dump pulse generator Smart High-Side Power Switch BTS50080-1TMC General Product Characteristics Limit Values Unit Conditions Max. - – – R – Ω Ω – -120 15 mA – - – -120 ...
Page 8
... PCB is vertical without blown air. bb Datasheet Smart High-Side Power Switch Symbol Limit Values Min. Typ. Max. R – 0.7 0.8 thjc R thja - copper heatsinking area (one layer, 70 µm 8 BTS50080-1TMC General Product Characteristics Unit Conditions K/W – K/W – Rev. 1.0, 2008-08-22 ...
Page 9
... The power stage is built by a N-channel vertical power MOSFET (DMOS) with charge pump. 5.1 Input Circuit Figure 4 shows the input circuit of the BTS50080-1TMC. The current source to V switches off in case of open input pin. The zener diode protects the input circuit against ESD pulses. V bIN ...
Page 10
... Typical Output Voltage Drop Limitation 5.3 Output Inductive Clamp When switching off inductive loads, the output voltage inductance ( - OUT Datasheet ƒ& W\S 21 9 9 ≥9 drops below ground potential due to the involved OUT ≅ Smart High-Side Power Switch BTS50080-1TMC Rev. 1.0, 2008-08-22 Power Stages W\ ...
Page 11
... V OUT(CL Figure 9 Switching an Inductance 5.3.1 Maximum Load Inductance While de-energizing inductive loads, energy has to be dissipated in the BTS50080-1TMC. This energy can be calculated via the following equation the event of de-energizing very low ohmic inductances ( R The energy, which is converted into heat, is limited by the thermal design of the component. For given starting currents the maximum allowed inductance is therefore limited ...
Page 12
... ≤ 150°C T j(o) Figure 10 Maximum load inductance for single pulse, Datasheet P+ T ≤ 150°C. j(0) 12 Smart High-Side Power Switch BTS50080-1TMC Power Stages $ , / Rev. 1.0, 2008-08-22 ...
Page 13
... V - bIN( bb(ucp bb(OFF IN(on IN(off) R DS(ON ON(NL) I 9.5 L(nom 37.5 L(ISO ON(CL ON(inv Smart High-Side Power Switch BTS50080-1TMC Power Stages Unit Conditions Typ. Max 2.5 3 ° 5.5 V – 1.4 2.2 mA – I µ 1.4 2.2 mA ≥ bIN - 30 µA – V mΩ ...
Page 14
... -( OFF R DS(ON) V > 0 V), a current through the intrinsic body diode causing a voltage drop of bIN t after the transition from inverse to forward operation. A sense current d(inv) 14 Smart High-Side Power Switch BTS50080-1TMC Power Stages Unit Conditions Max 2.2 Ω 300 600 µ > ...
Page 15
... ON t expired after switch on. d(SC1 not activated or that the on chip temperature sensor ON(SC) t expired, the device switches off resulting from over- d(SC1) 15 Smart High-Side Power Switch BTS50080-1TMC Protection Functions Figure 11 shows the dependency for a ON typ 25°C j ...
Page 16
... CIRCUIT Figure 13 Short circuit Datasheet ON(SC) t Τ V_ON_detect .emf outlines allowable combinations for a single short circuit event of / 6& —+ short_circuit . emf 16 Smart High-Side Power Switch BTS50080-1TMC Protection Functions Overtemperature detection thermal hysteresis Over_Temp.emf 9 9 9 PΩ Rev. 1.0, 2008-08- 9 5 6& ...
Page 17
... P diss(rev) R ON(rev < the pin IN or the pin IS should be low ohmic connected to signal bb R should not be above 80 mA 0.08A -------- - ------- - ------------------------------- + = Smart High-Side Power Switch BTS50080-1TMC Protection Functions Figure 14 for details power ground 2 ⋅ Rbb additional resistor bb 12V – Rev. 1.0, 2008-08-22 Reverse.emf ...
Page 18
... Beside the output clamp for the power stage as described in implemented for all logic pins. See IN Figure 15 Overvoltage Protection 6.5 Loss of Ground Protection In case of complete loss of the device ground connections the BTS50080-1TMC securely changes to or remains in off state. 6.6 Loss of V Protection bb In case of complete loss of V the BTS50080-1TMC remains in off state ...
Page 19
... I L36(SC 2.5 ON(SC) t 350 d(SC1 150 j(SC) T ∆ ON(rev line - Z, Z,IS 19 Smart High-Side Power Switch BTS50080-1TMC Protection Functions Unit Conditions Typ. Max 140 170 (Tab to pin 130 - and 7) 120 - 105 130 = 170 µ (Tab to pin and 100 (Tab to pin ...
Page 20
... Short circuit current limit for max. duration of 3) min. value valid only if input “off-signal” time exceeds 30 µs Datasheet Smart High-Side Power Switch t , prior to shutdown, see also Figure d(SC1) 20 BTS50080-1TMC Protection Functions 12. Rev. 1.0, 2008-08-22 ...
Page 21
... Diagnosis For diagnosis purpose, the BTS50080-1TMC provides an enhanced sense signal at the pin IS. The pin IS provides during normal operation a sense current, which is proportional to the load current as long as V > The ratio of the output current is defined as bIS the forward voltage drops below The pin IS provides in case of any fault conditions a defined fault current ...
Page 22
... ILIS I , the forward voltage drop >1V typ IS(fault IS(LL Smart High-Side Power Switch BTS50080-1TMC PD[ W\S PLQ and the load current The ripple ON(NL) short over-temperature V >V V <1V typ. ON ON(SC Lx(SC IS(fault) IS(fault) t delay(fault) Rev. 1.0, 2008-08-22 ...
Page 23
... Limit Values Min. Typ ILIS 11 10 disabled 1) I 4.0 IS(lim) I 4.0 IS(fault) I – IS(LL) I – IS(LH) t – son(IS) t – slc(IS) t 350 delay(fault) 23 Smart High-Side Power Switch BTS50080-1TMC Unit Conditions Max < IS IS(lim) 12.6 14 12.6 14.3 12 7.5 mA < typ. ...
Page 24
... Pb-free finish on leads and suitable for Pb-free soldering according to IPC/JEDEC J-STD-020). You can find all of our packages, sorts of packing and others in our Infineon Internet Page “Packages”: http://www.infineon.com/packages. Datasheet ±0.2 1. 8.5 0.05 0...0.15 0. Smart High-Side Power Switch BTS50080-1TMC Package Outlines 4.4 ±0.1 2.4 0.1 0.1 B Dimensions in mm Rev. 1.0, 2008-08-22 ...
Page 25
... Revision History Version Date Changes Datasheet 2008-08-22 Initial version of datasheet Rev. 1.0 Datasheet Smart High-Side Power Switch 25 BTS50080-1TMC Revision History Rev. 1.0, 2008-08-22 ...
Page 26
... Edition 2008-08-22 Published by Infineon Technologies AG 81726 Munich, Germany 2008 Infineon Technologies AG © All Rights Reserved. Legal Disclaimer The information given in this document shall in no event be regarded as a guarantee of conditions or characteristics. With respect to any examples or hints given herein, any typical values stated herein and/or any ...
Page 27
... Published by Infineon Technologies AG ...