TPS1H100-Q1 40-V, 100-mΩ Single-Channel Smart High-Side Power Switch

1 Features

• Qualified for automotive applications
• AEC-Q100 Qualified with the following results:
  • Device temperature grade 1: –40°C to 125°C ambient operating temperature range
  • Device HBM ESD classification level H3A
  • Device CDM ESD classification level C4B
• Functional safety capable
  • Documentation available to aid functional safety system design
• Single-channel smart high-side power switch with full diagnostics
  • Version A: open-drain status output
  • Version B: current sense analog output
• Wide operating voltage 3.5 to 40 V
• Very-low standby current, <0.5 µA
• Operating junction temperature, –40 to 150°C
• Input control, 3.3-V and 5-V logic compatible
• High-accuracy current sense, ±30 mA at 1 A,
  ±4 mA at 5 mA
• Programmable current limit with external resistor, ±20% at 0.5 A
• Diagnostic enable function for multiplexing of mcu analog or digital interface
• Tested according to AECQ100-12 Grade A,
  1 million times Short to GND test
• Electrical transient disturbance immunity certification of ISO7637-2 and ISO16750-2
• Protection
  • Overload and short-circuit protection
  • Inductive load negative voltage clamp
  • Undervoltage lockout (UVLO) protection
  • Thermal shutdown/swing with self recovery
  • Loss of GND, loss of supply protection
  • Reverse battery protection with external circuitry
• Diagnostic
  • On- and Off-state output open- and short-to-battery detection
  • Overload and short to ground detection and current limit
  • Thermal shutdown/swing detection
• 14-Pin Thermally-enhanced PWP package

2 Applications

• High-side power switch for sub-module
• Power switch for low-wattage lamp
• High-side relays and solenoids
• PLC Digital output power switch
• General resistive, inductive, and capacitive loads

3 Description

The TPS1H100-Q1 device is a fully protected high-side power switch, with integrated NMOS power FET and charge pump, targeted for the intelligent control of the variable kinds of resistive, inductive, and capacitive loads. Accurate current sense and programmable current limit features differentiate it from the market.

1. For all available packages, see the orderable addendum at the end of the data sheet.

Device Images

Typical Application Schematic

4 Revision History

Changes from C Revision (June 2018) to D Revision

• Added Functional safety capable link to the Features sectionGo

Changes from B Revision (June 2015) to C Revision

• Changed the Pin Functions table to alphabetical order and created separate columns for the Version A and Version B devicesGo
• Added tablenotes to the Electrical Characteristics tableGo
• Added the Receiving Notification of Documentation Updates sectionGo

Changes from A Revision (January 2015) to B Revision

• Updated Figure 6 and Figure 7Go
• Updated Figure 38Go
• Updated Figure 39Go
• Updated Figure 40Go
• Added Community ResourcesGo

Changes from * Revision (October 2014) to A Revision

• Updated device status from preview to production data Go