TPS2115ADRBR
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Texas Instruments TPS2115ADRBR

Manufacturer No:
TPS2115ADRBR
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC OR CTRLR SRC SELECT 8SON
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The TPS2115ADRBR, part of the TPS211xA family, is an autoswitching power multiplexer designed by Texas Instruments. This component enables seamless transition between two power supplies, making it ideal for applications that require reliable and efficient power management. The TPS2115ADRBR features low rDS(on) switches, adjustable current limiting, and extensive protection circuitry, including thermal shutdown, reverse-conduction blocking, and cross-conduction blocking.

Key Specifications

Parameter Min
Input Voltage (IN1, IN2) 2.8 - 5.5 V
Continuous Output Current (TJ ≤ 105°C) - - 2.5 A
Drain-Source On-State Resistance (rDS(on)) 84 110 140
Current Limit Adjustment Range 0.63 - 2 A
Operating Junction Temperature -40 - 125 °C
Thermal Shutdown Threshold - - 135 °C
Package Type - - SON-8 (DRB) -

Key Features

  • Two-input, one-output power multiplexer with low rDS(on) switches (84 mΩ typical for TPS2115A)
  • Wide operating voltage range: 2.8 V to 5.5 V
  • Adjustable current limiting (0.63 A to 2 A for TPS2115A)
  • Manual and auto-switching operating modes
  • CMOS- and TTL-compatible control inputs
  • Thermal shutdown and inrush current control
  • Reverse and cross-conduction blocking
  • Low standby current (0.5 μA typical) and low operating current (55 μA typical)
  • Available in TSSOP-8 and 3-mm × 3-mm SON-8 packages

Applications

  • Personal Computers (PCs)
  • Personal Digital Assistants (PDAs)
  • Digital Cameras
  • Modems
  • Cell Phones
  • Digital Radios
  • MP3 Players

The TPS2115ADRBR is particularly useful in systems that require switching between two power sources, such as a battery and a wall adapter, ensuring seamless transitions and protecting against potential issues like reverse conduction and cross-conduction.

Q & A

  1. What is the primary function of the TPS2115ADRBR?

    The TPS2115ADRBR is an autoswitching power multiplexer that enables seamless transition between two power supplies.

  2. What is the operating voltage range of the TPS2115ADRBR?

    The operating voltage range is from 2.8 V to 5.5 V.

  3. What are the typical values for the drain-source on-state resistance (rDS(on))?

    The typical rDS(on) is 84 mΩ for the TPS2115A.

  4. What are the current limit adjustment ranges for the TPS2115A?

    The current limit adjustment range is from 0.63 A to 2 A.

  5. What are the package options available for the TPS2115ADRBR?

    The component is available in TSSOP-8 and 3-mm × 3-mm SON-8 packages.

  6. What protection features does the TPS2115ADRBR include?

    The component includes thermal shutdown, reverse-conduction blocking, cross-conduction blocking, and inrush current control.

  7. What are some common applications for the TPS2115ADRBR?

    Common applications include PCs, PDAs, digital cameras, modems, cell phones, digital radios, and MP3 players.

  8. How does the TPS2115ADRBR handle thermal issues?

    The component features thermal shutdown with a threshold of 135°C and recovery at 125°C, along with a hysteresis of 10°C.

  9. What is the standby current of the TPS2115ADRBR?

    The standby current is typically 0.5 μA.

  10. How does the TPS2115ADRBR prevent cross-conduction?

    The switching circuitry ensures that both power switches will never conduct at the same time, preventing cross-conduction.

Product Attributes

Type:Source Selector Switch
FET Type:N-Channel
Ratio - Input:Output:2:1
Internal Switch(s):Yes
Delay Time - ON:1 ms
Delay Time - OFF:5 ms
Current - Output (Max):2A
Current - Supply:55 µA
Voltage - Supply:2.8V ~ 5.5V
Applications:Handheld/Mobile Devices
Operating Temperature:-40°C ~ 85°C
Mounting Type:Surface Mount
Package / Case:8-VDFN Exposed Pad
Supplier Device Package:8-SON (3x3)
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Similar Products

Part Number TPS2115ADRBR TPS2115ADRBT TPS2113ADRBR
Manufacturer Texas Instruments Texas Instruments Texas Instruments
Product Status Active Active Active
Type Source Selector Switch Source Selector Switch Source Selector Switch
FET Type N-Channel N-Channel N-Channel
Ratio - Input:Output 2:1 2:1 2:1
Internal Switch(s) Yes Yes Yes
Delay Time - ON 1 ms 1 ms 1 ms
Delay Time - OFF 5 ms 5 ms 5 ms
Current - Output (Max) 2A 2A 1.25A
Current - Supply 55 µA 55 µA 55 µA
Voltage - Supply 2.8V ~ 5.5V 2.8V ~ 5.5V 2.8V ~ 5.5V
Applications Handheld/Mobile Devices Handheld/Mobile Devices Handheld/Mobile Devices
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Mounting Type Surface Mount Surface Mount Surface Mount
Package / Case 8-VDFN Exposed Pad 8-VDFN Exposed Pad 8-VDFN Exposed Pad
Supplier Device Package 8-SON (3x3) 8-SON (3x3) 8-SON (3x3)

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