TLE 7231G Infineon Technologies, TLE 7231G Datasheet
TLE 7231G
Specifications of TLE 7231G
Related parts for TLE 7231G
TLE 7231G Summary of contents
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SPIDER - 4 channel low side driver ...
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Table of Contents Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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SPI Driver for Enhanced Relay Control SPIDER - TLE7231G 1 Overview Features • 4 channel low side relay driver • 8 bit SPI for diagnostics and control • SPI providing Daisy Chain Capability • Very wide range for digital Supply ...
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Protection Functions • Short circuit • Over load • Over temperature • Electrostatic discharge (ESD) Application • All types of resistive, inductive and capacitive loads • Especially designed for driving relays in automotive applications Description The TLE7231G is a four ...
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Block Diagram Figure 1 Block Diagram VDD RST IN input mux input register CS SCLK SPI SI SO diagnosis register Datasheet SPI Driver for Enhanced Relay Control VDDA temperature sensor control, short circuit diagnostic detection and protective gate functions ...
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Voltage and current naming definition Following figure shows all the terms used in this datasheet, with associated convention for positive values. I dda VDDA dda VDD RST ...
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Pin Configuration 3.1 Pin Assignment RST CS IN GND SI SO SCLK Figure 3 Pin Configuration 3.2 Pin Definitions and Functions Pin Symbol I/O Power Supply DDA 11,4 GND - Power Stages ...
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Pin Symbol I Output, I: Input, PD: pull-down resistor integrated, PU pull-up resistor integrated Datasheet SPI Driver for Enhanced Relay Control 1) Function PD serial data in; Digital input 3 ...
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General Product Characteristics 4.1 Absolute Maximum Ratings 1) Absolute Maximum Ratings - +150 All voltages with respect to ground, positive current flowing into pin (unless otherwise specified) ...
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0.3 V < 5 ESD susceptibility, HBM according to EIA/JESD 22-A114B Note: Stresses above the ones listed here may cause permanent damage to the device. Exposure to absolute maximum rating conditions for extended periods ...
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Power Supply The TLE7231G is supplied by two power supply lines to be functional at a very wide voltage range. The analog power supply Power-on reset functions have been implemented for both supply lines. After start-up of the power ...
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Power Stages The TLE7231G is a four channel low-side relay switch. The power stages are made of N-channel vertical power MOSFET transistors. 6.1 Input Circuit The TLE7231G has an input pin, that can be configured to be used for ...
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V bat Figure 5 Output Clamp Implementation Maximum Load Inductance During demagnetization of inductive loads, energy has to be dissipated in the TLE7231G. This energy can be calculated with following equation – bat DS(CL ----------------------------------- ...
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Electrical Characteristics Power Stages 3 4.5V to 5.5V, DD DDA DDA All voltages with respect to ground, positive current flowing into pin (unless otherwise specified typical values: = 5.0 ...
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3 4.5V to 5.5V, DD DDA DDA All voltages with respect to ground, positive current flowing into pin (unless otherwise specified typical values DDA Pos. Parameter ...
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Protection Functions Note: The device provides embedded protective functions. Integrated protection functions are designed to prevent IC destruction under fault conditions described in this datasheet. Fault conditions are considered as “outside” normal operating range. Protection functions are not designed ...
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Electrical Characteristics Protection 3 4.5V to 5.5V, DD DDA DDA All voltages with respect to ground, positive current flowing into pin (unless otherwise specified typical values: = 5.0 V, ...
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Diagnostic Features The SPI of TLE7231G provides diagnosis information about the device and about the load. The diagnosis information of the protective functions of channel n is latched in the diagnosis flag Dn. The open load diagnosis of channel ...
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Electrical Characteristics Diagnostic 3 4.5V to 5.5V, DD DDA DDA All voltages with respect to ground, positive current flowing into pin (unless otherwise specified typical values: = 5.0 V, ...
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Serial Peripheral Interface (SPI) The diagnosis and control interface is based on a serial peripheral interface (SPI). The SPI is a full duplex synchronous serial slave interface, which uses four lines: SO, SI, SCLK and CS. Data is transferred ...
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SI Figure 11 Transmission Error Flag on SO Line CS Low to High transition: Data from shift register is transferred into the input matrix register only, when after the falling edge of CS exactly a multiple ( …) ...
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SI MO SPI MI MCS MCLK Figure 12 Daisy Chain Configuration In the SPI block of each device, there is one shift register where one bit from SI line is shifted in each SCLK. The bit shifted out ...
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Field Bits Type Description INn 7:6, W Input Register Channel 3-0) 5: 3:2, 1 Datasheet SPI Driver for Enhanced Relay Control Stand-by Mode: Fast channel switched off. Diagnosis flags ...
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TER OL3 D3 1) This bit is valid between CS hi -> lo and first SCLK lo -> hi transition. Field Bits Type Description TER CS R Transmission Error 0 1 OLn ...
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Electrical Characteristics SPI 3 4.5V to 5.5V, DD DDA DDA All voltages with respect to ground, positive current flowing into pin (unless otherwise specified typical values: = 5.0 V, ...
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3 4.5V to 5.5V, DD DDA DDA All voltages with respect to ground, positive current flowing into pin (unless otherwise specified typical values DDA Pos. Parameter ...
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Application Information Note: The following information is given as a hint for the implementation of the device only and shall not be regarded as a description or warranty of a certain functionality, condition or quality of the device. Figure ...
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Package Outlines 1.27 2) +0.10 0.41 -0. 8.75 -0.2 Index Marking 1) Does not include plastic or metal protrusion of 0.15 max. per side 2) Lead width can be 0.61 max. in dambar area Figure 16 PG-DSO-14-1 ...
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Revision History Version Date Changes Rev. 1.1 2011-04-12 new parameter 4.2.5 on page 10 “Analog supply turn-ON time” added Rev. 1.0 2008-02-28 initial released Datasheet Datasheet SPI Driver for Enhanced Relay Control SPIDER - TLE7231G 31 Revision History Rev. ...
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... 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 ...