BTM 7745G Infineon Technologies, BTM 7745G Datasheet
BTM 7745G
Specifications of BTM 7745G
Related parts for BTM 7745G
BTM 7745G Summary of contents
Page 1
...
Page 2
Table of Contents Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 3
High Current H-Bridge Trilith Overview Features • Integrated high current H-Bridge Path resistance of max. 500 mΩ @ 150 °C (typ. 250 mΩ °C) • Low quiescent current of typ. 5µ °C • ...
Page 4
Block Diagram VS HS1 Overcurr. Detection Gate Driver HS HS off OUT1 Gate Driver LS Overcurr. Detection LS1 GND Figure 1 Block Diagram 3 Terms following figure shows the terms used in this data sheet IN1 ...
Page 5
Pin Configuration 4.1 Pin Assignment OUT1 1 OUT1 2 3 OUT1 OUT1 4 5 GND GND 6 GND 7 GND 8 IN1 9 IN2 OUT2 15 OUT2 16 OUT2 17 ...
Page 6
General Product Characteristics 5.1 Absolute Maximum Ratings 1) Absolute Maximum Ratings = -40 °C to +150 °C; all voltages with respect to ground (unless otherwise specified Pos. Parameter 5.1.1 Supply voltage 5.1.2 Logic Input Voltage 5.1.3 HS/LS ...
Page 7
Maximum Single Pulse Current 0,0001 0,001 Figure 4 BTM7745G Maximum Single Pulse Current ( This diagram shows the maximum single pulse current that can be driven for a given pulse time maximum reachable current may ...
Page 8
Thermal Resistance Note: This thermal data was generated in accordance with JEDEC JESD51 standards. For more information www.jedec.org. Pos. Parameter 5.3.1 Thermal Resistance Junction to Soldering Point, Low Side Switch = Δ thjSP(LS) ...
Page 9
Block Description and Characteristics 6.1 Supply Characteristics -40 °C to +150 ° current flowing into pin (unless otherwise specified) Pos. Parameter General 6.1.1 Supply Current 6.1.2 Quiescent Current ...
Page 10
Power Stages The power stages of the BTM7745G consist of p-channel vertical DMOS transistors for the high side switches and n-channel vertical DMOS transistors for the low side switches. All protection and diagnostic functions are located in a separate ...
Page 11
Power Stages - Static Characteristics -40 °C to +150 °C, VS pins shorted, all voltages with respect to ground, positive current = flowing into pin (unless otherwise specified) Pos. ...
Page 12
Switching Times IN t dr( OUT 90% 40% Figure 8 Definition of switching times high side ( ( OUT 60% 10% Figure 9 Definition of switching times low side (R Due to ...
Page 13
Power Stages - Dynamic Characteristics Ω 13.5V, = +150 ° Load current flowing into pin (unless otherwise specified) Pos. Parameter High Side Switch Dynamic Characteristics 6.2.7 Rise-time of HS 6.2.8 ...
Page 14
Undervoltage Shut Down To avoid uncontrolled motion of the driven motor at low voltages the device shuts off (both outputs are tri-state the supply voltage drops below the switch-off voltage S becomes active again with a hysteresis ...
Page 15
High Side Switch CLH0 Figure 11 Current Limitation Level vs. Current Slew Rate d High Side Switch Figure 12 Typical ...
Page 16
Short Circuit Protection The device provides embedded protection functions against • output short circuit to ground • output short circuit to supply voltage • short circuit of load The short circuit protection is realized by the previously described current ...
Page 17
Control and Diagnostics 6.4.1 Input Circuit The control inputs INx and INH consist of TTL/CMOS compatible schmitt triggers with hysteresis which control the integrated gate drivers for the MOSFETs. To set the device in stand-by mode, INH and INx ...
Page 18
Truth Table Device State Inputs INH IN1 Normal operation Open-Load detection 0 0 mode Over-voltage (OV Under-voltage (UV Overtemperature or 0 ...
Page 19
Electrical Characteristics - Control and Diagnostics -40 °C to +150 °C, VS pins shorted, all voltages with respect to ground, positive current = flowing into pin (unless otherwise specified) ...
Page 20
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. Microcontroller ...
Page 21
It is recommended to do the freewheeling in the low side path to ensure a proper function and avoid unintended overtemperature detection and shutdown. For proper operation it is also recommended to put a pull-down resistor R on each output ...
Page 22
Package Outlines 0. 0.65 = 11.05 0.33 ±0. 12.8 Index Marking 1) Does not include plastic or metal protrusion of 0.15 max. per side 2) Does not include dambar protrusion of 0.05 max. ...
Page 23
Revision History Revision Date Changes 1.0 2010-05-28 Initial version Data Sheet Data Sheet High Current H-Bridge 23 BTM7745G Revision History Rev. 1.0, 2010-05-28 ...
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 ...