TLE8102SG Infineon Technologies, TLE8102SG Datasheet
TLE8102SG
Specifications of TLE8102SG
TLE8102SG
TLE8102SGTR
Available stocks
Related parts for TLE8102SG
TLE8102SG Summary of contents
Page 1
...
Page 2
... Current Sense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 5.6 SPI Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 5.6.1 SPI Signal Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 5.6.2 Daisy Chain Capability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 5.7 Timing Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 6 SPI Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 7 Application Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 8 Package Outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 9 Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Data Sheet Smart Dual Channel Powertrain Switch 2 TLE8102SG Table of Contents V1.4, 2008-05-08 ...
Page 3
... Dual Current Sense Low-Side Switch in Smart Power Technology (SPT) with two open drain DMOS output stages. The TLE8102SG is protected by embedded protection functions and designed for automotive applications. The output stages can be controlled directly by parallel inputs for PWM applications (e.g. Oxygen Probe Heater SPI ...
Page 4
... SPI and detection protective functions hardware selectable configuration current limit gate control current sense / under current diagnosis detection 4 TLE8102SG Value Unit 4.5 … 5 … 0.36 OUT1 OUT2 sensor GND Overview .emf V1.4, 2008-05-08 Overview ...
Page 5
... V specification is valid for DS Data Sheet Smart Dual Channel Powertrain Switch I VDD VDD I IN1 IN1 I IN2 IN2 SCLK SCLK ST2 CO2 [SO / ST2] CO1 [IS1 / IS2 / ST1 / FAULT] GND V and V DS1 DS2 OUT1 DS1 OUT2 V DS2 I GND ). V1.4, 2008-05-08 TLE8102SG Overview V bat ...
Page 6
... GND Ground 7 IN1 Input Channel SPI Chip Select 9 OUT1 Power Output Channel Supply Voltage DD 11 CO2 SPI Signal Out/Status Ch2 12 GND Ground Data Sheet Smart Dual Channel Powertrain Switch P-DSO- P-DSO-12_TLE8102.vsd 6 TLE8102SG Pin Configuration 12 GND 11 CO2 10 VDD 9 OUT1 IN1 V1.4, 2008-05-08 ...
Page 7
... Unit Conditions Max – – – Output ON D(lim1,2) min Current Limit 2, slew rate 1 (default setting Current Limit 2, slew rate Current Limit 1, slew rate 4000 V Output Pins 2000 V All other Pins – – 2 copper heatsink area (one layer thick); V1.4, 2008-05-08 TLE8102SG ...
Page 8
... E – – – 1.3 thJSP Figure 4) R – 25 thJA T -40 – -55 – stg = (t) ( pulse 8 TLE8102SG Unit Conditions Max D( 150 C, max. J(0) 100 cycles over lifetime 2 K – K 150 C – 150 C – < t < pulse 70µm modeled (traces) 35µm, 90% metalization 35µm, 90% metalization 70µm, 5% metalization Thermal_Setup ...
Page 9
... A capacitor between pins V The TLE8102SG can be programmed via SPI to enter sleep mode. In sleep mode, all outputs are turned off and all diagnosis and biasing circuits are disabled. These actions reduce the quiescent current consumption from the power supply ...
Page 10
... ON V bat V DS(CL) 10 Unit Conditions Typ. Max. – 1.0 V – – – V – 200 400 mV – 50 100 A – and t are designed equally. The ON OFF SPI: OFF t t OFF the inductance continues to drive DS(CL) Figure OUT GND V1.4, 2008-05-08 TLE8102SG for details. ...
Page 11
... Over Load Protection The TLE8102SG is protected in case of over load or short circuit of the load. If the device is programmed for current limitation (current limit 1), the current is limited to I flag CLn is set. If using the status outputs for diagnosis, the over load flag is cleared immediately after the over load condition is no longer present ...
Page 12
... Electrical and Functional Description of Blocks Figure 9 and Figure 10 for details Condition Condition d(fault) d(fault) d(fault) d(fault) d(fault) d(fault) reset reset reset reset reset reset reset V alid ycles V alid ycles 12 TLE8102SG t<t t< d(fault) d(fault) d(fault) d(fault) d(fault) reset reset reset OL_CurrLim1.vsd V1.4, 2008-05- nom nom ...
Page 13
... reset reset V alid SP I cycles V alid SP I cycles . If latching shutdown is selected, the channel j signal after a successful SPI transmission. CS Figure 11 and Figure 12 for details. 13 TLE8102SG ILIM 2 Failure ILIM 2 Failure latched latched t t shutdown shutdown d(off) d(off OL_CurrLim2.vsd signal after a CS ...
Page 14
... Smart Dual Channel Powertrain Switch Electrical and Functional Description of Blocks condition condition Therm a l toggling Therm a l toggling reset reset reset reset V alid les V alid les 14 TLE8102SG T herm al toggling T herm al toggling rewritten rewritten ormal Fun ction ) ormal Fun ction ) condition condition) OT_behaviour_Restart.vsd V1.4, 2008-05-08 ...
Page 15
... Figure 12 Over Temperature Behavior - Latched Shutdown 5.3.4 Reverse Current In the case of reverse polarity when outputs are turned on, the power stages of the TLE8102SG are able to I conduct reverse current , defined as current that flows from ground to the output pin. Please note that neither rev the over load, over temperature, nor current sense diagnostics are functional in reverse current operation ...
Page 16
... I – – D(lkg) t – – – 5 OFF – – OFF 1 5 – 155 – – 10 (w) hys 1) T 170 – th(sd) T – 10 (sd)hys I can be greater than 5 mA. VDD 16 TLE8102SG Unit Conditions Max – – 125 0. 150 output OFF 8 A – < ...
Page 17
... The short to ground monitor information of channel n is registered in the diagnosis flag SGn The diagnosis information of the TLE8102SG can either be accessed by status (ST) pins or the SPI interface and/or fault pin. With the exception of over temperature, a fault is only recognized if it lasts longer than the fault delay time t ...
Page 18
... DS(OL PD(OL 100 d(fault – d(off) 10 – V 0.3 0.4 DS(SHG -50 -100 PU(SHG) I 100 170 D(OL) 18 TLE8102SG OUTn diagnosis.emf GND Unit Conditions Max. 0.7 V – 100 A – 200 s – Slew rate 1 150 Slew rate 2 0.5 V – -150 A – 300 mA – V1.4, 2008-05-08 ...
Page 19
... Smart Dual Channel Powertrain Switch Electrical and Functional Description of Blocks L L d(fault) d(fault) d(fault) d(fault) d(fault) d(fault) I*R I reset reset reset reset (OL) (OL) Valid ycles Valid ycles 19 TLE8102SG d(fault) d(fault) d(fault) d(fault) d(fault) d(fault) t<t t<t d(fault) d(fault) reset reset V1.4, 2008-05- UC_OL.vsd ...
Page 20
... Figure 16 Diagnostic at "Short to GND/Under Current" Condition 5.5 Current Sense The TLE8102SG includes an integrated current sense feature. If the device is programmed (via SPI) to use this feature, the current source I IS proportional to the load current of the selected channel. An external pull-up resistor must be connected to the current sense pin to generate a voltage signal proportional to the load current of the selected channel ...
Page 21
... Limit Values Min. Typ 0.50 0.80 0.90 0.93 1.00 0.94 0.95 I Stemp - – – – – -10 0 SOlkg V – – FAULTL V – – TLE8102SG Unit Conditions Max CO1 I 1.50 = 100 mA 1.20 = 200 mA 1.10 = 500 mA CO1 I +25 = 100 mA ...
Page 22
... Figure 18 Current Sense Precision - range of expected distribution. Data Sheet Smart Dual Channel Powertrain Switch Electrical and Functional Description of Blocks 1.0 1.5 2.0 2.5 3.0 1.0 1.5 2.0 2.5 3.0 22 TLE8102SG 3.5 4.0 4.5 5.0 I [A] D Current_Sense_points.vsd 3.5 4.0 4.5 5.0 I [A] D Current_Sense_range ...
Page 23
... SPI Signal Description CS - Chip Select: The system micro controller selects the TLE8102SG by means of the CS pin. Whenever the pin is in low state, data transfer can take place. When high state, any signals at the SCLK and SI pins are ignored and SO is forced into a high impedance state. ...
Page 24
... CS line must go high to make the device accept the transferred data. In daisy chain configuration the data shifted out at device 1 has been shifted in to device 2. When using three TLE8102SG devices in daisy chain, three times 8 bits have to be shifted through the devices. After that, the CS line must go ...
Page 25
... SCKH t 80 SCKL t 200 lead t 200 lag ) – DIS t high time 300 – valid – 200 s. d(fault)max 25 TLE8102SG Unit Conditions Typ. Max. I – – SOH – 0 2.5 mA SOL – 5 MHz – – – ns – – – ns – – – ns – – ...
Page 26
... CS(lead) CS SCLK SI SO Figure 22 Serial Interface Timing Diagram Data Sheet Smart Dual Channel Powertrain Switch Electrical and Functional Description of Blocks t SCLK( SCLK(H) SCLK( SI(su) SI(h) t SO(v) 26 TLE8102SG t t CS(lag) CS(td) 0.7V dd 0.2V dd 0.7V dd 0.2V dd 0. SO(dis) 0.7V dd 0.2V dd spi_timing_TLE8102L.vsd V1.4, 2008-05-08 ...
Page 27
... SPI Control The SPI protocol of the TLE8102SG provides two types of registers: control and diagnosis. After power-on reset, all register bits are set to default values. Serial Input Default Value: xxxx CMD w w Field Bits CMD 7:5 DATA 4:0 Output Configure Default Value: 00 ...
Page 28
... Function of fault / current sense output 00 General fault pin 01 Current sense output of channel Current sense output of channel Current sense output of channel 1 CTRL2 CTRL1 Type Description w SPI control of channel n (CHn 0 Output off 1 Output on 28 TLE8102SG 2 1 BOL SENS IS1 ) IS2 ) +I IS1 IS2 V1.4, 2008-05-08 SPI Control 0 w ...
Page 29
... No channel has an over temperature condition 1 One or both channels has an over temperature condition r Device Over Temperature Flag 0 IC temperature is below IC over temperature warning threshold temperature has exceeded IC over temperature warning threshold TLE8102SG 2 1 CH1 Channel CH1 ) Over temp. Over temp V1.4, 2008-05-08 ...
Page 30
... Data Sheet Smart Dual Channel Powertrain Switch IN1 IN2 VDD 10 10 kOhm kOhm ST1 ST2 CS SPI SCLK SI IN1 IN2 5V VDD 10 µF 500 Ohm IS1 / IS2 / IS1 SPI SCLK SI 30 TLE8102SG Application Description 12V OUT1 OUT2 AppDiag_Status.vsd 12V OUT1 OUT2 V1.4, 2008-05-08 ...
Page 31
... Data Sheet Smart Dual Channel Powertrain Switch IN1 IN2 5V VDD 10 µF 10kOhm FAULT SO CS SPI SCLK SI I/O IN1 I/O IN2 VDD 2x 10k Ohm I 10µF SCLK SI 31 TLE8102SG Application Description 12V OUT1 OUT2 AppDiag_SPI_Fault.vsd V Batt OUT1 OUT2 AppDiag_noSPI.vsd V1.4, 2008-05-08 ...
Page 32
... Infineon Internet Page “Products”: http://www.infineon.com/products. Data Sheet Smart Dual Channel Powertrain Switch 0.1 7.8 ±0.1 (Heatslug) +0.13 7.6 -0.1 1) 6.4 ±0.1 B (Mold +0.13 0 Package Outlines 1) 7.5 ±0.1 B 0.7 ±0.15 10.3 ±0.3 0.25 B Bottom View Heatslug 5.1 ±0.1 (Metal) Dimensions in mm V1.4, 2008-05-08 TLE8102SG ...
Page 33
... Changes 08-05-08: Version 1.4: Data Sheet: V1.4 08-05-08 Table 1 corrected. Functionality not changed. V1.4 08-05-08 Figure 14 corrected. No functional change. 08-04-24: Version 1.3: Data Sheet: V1.3 08-04-24 Data Sheet released Data Sheet Smart Dual Channel Powertrain Switch 33 TLE8102SG Revision History V1.4, 2008-05-08 ...
Page 34
... Infineon Technologies Office. Infineon Technologies Components may only be used in life-support devices or systems 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 affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body support and/or maintain and sustain and/or protect human life ...