TPS7A3301RGWR
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Texas Instruments TPS7A3301RGWR

Manufacturer No:
TPS7A3301RGWR
Manufacturer:
Texas Instruments
Package:
Tape & Reel (TR)
Description:
IC REG LIN NEG ADJ 1A 20VQFN
Delivery:
Payment:
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Product Introduction

Overview

The TPS7A3301RGWR, produced by Texas Instruments, is a high-performance, ultralow-noise negative voltage regulator. This component belongs to the TPS7A33 family, which is designed using an innovative bipolar process to achieve exceptional performance in high-accuracy and high-precision applications. The regulator is particularly suited for powering operational amplifiers, digital-to-analog converters (DACs), analog-to-digital converters (ADCs), and other high-performance analog circuitry.

Key Specifications

Parameter Value Unit
Maximum Output Current 1 A
Input Voltage Range -36 to -3 V
Output Voltage Range -1.18 to -33 V
Power-Supply Rejection Ratio (PSRR) > 60 dB
Noise at Audio Band 16.26 µVrms (IOUT = 1mA), 16.48 µVrms (IOUT = 1A)
Operating Temperature Range -40°C to 125°C
Package Type TO-220
Internal Current Limit 1.9 A (typical)
Thermal Shutdown Protection Yes

Key Features

  • Ultralow-noise performance, making it ideal for audio and high-precision analog applications.
  • Very high power-supply rejection ratio (PSRR) of more than 60 dB.
  • Stable operation with ceramic capacitors ≥10 μF.
  • Built-in current limit and thermal shutdown protection to ensure device and system safety during fault conditions.
  • External heatsink-capable, high thermal performance TO-220 package.
  • Enable pin for easy on/off control.

Applications

  • Supply rails for operational amplifiers, DACs, ADCs, and other high-precision analog circuitry.
  • Post DC-DC converter regulation.
  • Audio applications requiring clean voltage rails.
  • High-performance instrumentation and measurement systems.

Q & A

  1. What is the maximum output current of the TPS7A3301RGWR?

    The maximum output current is 1 A.

  2. What is the input voltage range for the TPS7A3301RGWR?

    The input voltage range is from -36 V to -3 V.

  3. What is the output voltage range for the TPS7A3301RGWR?

    The output voltage range is from -1.18 V to -33 V.

  4. What is the power-supply rejection ratio (PSRR) of the TPS7A3301RGWR?

    The PSRR is greater than 60 dB.

  5. Does the TPS7A3301RGWR have built-in current limit and thermal shutdown protection?

    Yes, it does.

  6. What type of package does the TPS7A3301RGWR come in?

    The TPS7A3301RGWR comes in a TO-220 package.

  7. What is the operating temperature range for the TPS7A3301RGWR?

    The operating temperature range is from -40°C to 125°C.

  8. Is the TPS7A3301RGWR suitable for audio applications?

    Yes, it is highly suitable due to its ultralow-noise performance.

  9. Can the TPS7A3301RGWR be used for post DC-DC converter regulation?

    Yes, it can be used for post DC-DC converter regulation.

  10. Does the TPS7A3301RGWR have an enable pin for on/off control?

    Yes, it does.

Product Attributes

Output Configuration:Negative
Output Type:Adjustable
Number of Regulators:1
Voltage - Input (Max):-36V
Voltage - Output (Min/Fixed):-1.18V
Voltage - Output (Max):-33V
Voltage Dropout (Max):0.8V @ 1A
Current - Output:1A
Current - Quiescent (Iq):100 µA
Current - Supply (Max):950 µA
PSRR:72dB (10kHz)
Control Features:Enable, Soft Start
Protection Features:Over Current, Over Temperature
Operating Temperature:-40°C ~ 125°C
Mounting Type:Surface Mount
Package / Case:20-VQFN Exposed Pad
Supplier Device Package:20-VQFN (5x5)
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Similar Products

Part Number TPS7A3301RGWR TPS7A3301RGWT
Manufacturer Texas Instruments Texas Instruments
Product Status Active Active
Output Configuration Negative Negative
Output Type Adjustable Adjustable
Number of Regulators 1 1
Voltage - Input (Max) -36V -36V
Voltage - Output (Min/Fixed) -1.18V -1.18V
Voltage - Output (Max) -33V -33V
Voltage Dropout (Max) 0.8V @ 1A 0.8V @ 1A
Current - Output 1A 1A
Current - Quiescent (Iq) 100 µA 100 µA
Current - Supply (Max) 950 µA 950 µA
PSRR 72dB (10kHz) 72dB (10kHz)
Control Features Enable, Soft Start Enable, Soft Start
Protection Features Over Current, Over Temperature Over Current, Over Temperature
Operating Temperature -40°C ~ 125°C -40°C ~ 125°C
Mounting Type Surface Mount Surface Mount
Package / Case 20-VQFN Exposed Pad 20-VQFN Exposed Pad
Supplier Device Package 20-VQFN (5x5) 20-VQFN (5x5)

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