Overview
The TPS73625DBVR is a high-accuracy, ultra-low-dropout (LDO) linear voltage regulator produced by Texas Instruments. This device utilizes an advanced BiCMOS process to achieve high precision and very low dropout voltages. It features an NMOS pass transistor in a voltage-follower configuration, which ensures stability with or without an output capacitor. The TPS73625DBVR is designed for applications requiring low noise and high accuracy, making it suitable for powering noise-sensitive circuitry such as VCOs, DSPs, FPGAs, ASICs, and microprocessors.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range | 1.7 | - | 5.5 | V |
| Output Voltage | - | 2.5 | - | V |
| Output Current | - | - | 400 | mA |
| Dropout Voltage | - | 75 | - | mV |
| Initial Accuracy | -0.5 | 0.5 | - | % |
| Overall Accuracy (Line, Load, Temperature) | -1 | 1 | - | % |
| Output Noise Voltage (10Hz to 100kHz) | - | 30 | - | µVRMS |
| Quiescent Current in Shutdown Mode | - | - | 1 | µA |
| Thermal Shutdown Temperature | - | - | 160 | °C |
| Operating Junction Temperature Range | -40 | - | 125 | °C |
| Package Type | - | SOT-23 (DBV) | - | - |
| Pins | - | 5 | - | - |
Key Features
- Stable with no output capacitor or any value or type of capacitor
- Input voltage range of 1.7V to 5.5V
- Ultra-low dropout voltage: 75mV typical
- Excellent load transient response—with or without optional output capacitor
- NMOS topology delivers low reverse leakage current
- Low noise: 30µVRMS typical (10Hz to 100kHz)
- 0.5% initial accuracy and 1% overall accuracy over line, load, and temperature
- Less than 1µA maximum quiescent current in shutdown mode
- Thermal shutdown and specified min/max current limit protection
- Available in multiple output voltage versions: fixed outputs of 1.20V to 5.0V, adjustable output from 1.20V to 5.5V, and custom outputs available
Applications
- Portable-, battery-powered equipment
- Post-regulation for switching supplies
- Noise-sensitive circuitry such as VCOs
- Point of load regulation for DSPs, FPGAs, ASICs, and microprocessors
Q & A
- What is the input voltage range of the TPS73625DBVR?
The input voltage range is from 1.7V to 5.5V.
- What is the typical dropout voltage of the TPS73625DBVR?
The typical dropout voltage is 75mV.
- Does the TPS73625DBVR require an output capacitor for stability?
No, the TPS73625DBVR is stable with no output capacitor or any value or type of capacitor.
- What is the maximum output current of the TPS73625DBVR?
The maximum output current is 400mA.
- What is the quiescent current in shutdown mode?
The quiescent current in shutdown mode is less than 1µA.
- What are the key protection features of the TPS73625DBVR?
The device features thermal shutdown and specified min/max current limit protection.
- What are the typical applications of the TPS73625DBVR?
Typical applications include portable-, battery-powered equipment, post-regulation for switching supplies, noise-sensitive circuitry such as VCOs, and point of load regulation for DSPs, FPGAs, ASICs, and microprocessors.
- What is the operating junction temperature range of the TPS73625DBVR?
The operating junction temperature range is from -40°C to 125°C.
- What package type and pin count does the TPS73625DBVR come in?
The TPS73625DBVR comes in a SOT-23 (DBV) package with 5 pins.
- What is the output noise voltage of the TPS73625DBVR?
The output noise voltage is typically 30µVRMS (10Hz to 100kHz).
