Overview
The TPS74601PQWDRBRQ1 is a 1-A, ultra-low-dropout (LDO) voltage regulator produced by Texas Instruments. This device is designed for automotive applications and is AEC-Q100 qualified, ensuring reliability and performance in harsh environments. It features a small 8-pin VSON package with wettable flanks, facilitating optical inspection and enhancing thermal performance. The regulator supports an input voltage range from 1.5 V to 6.0 V and an externally adjustable output range of 0.55 V to 5.5 V, making it versatile for various power supply needs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Manufacturer | Texas Instruments | |
| Part Number | TPS74601PQWDRBRQ1 | |
| Package Type | VSON (DRB) | |
| No. of Pins | 8 | |
| Input Voltage Range | 1.5 to 6.0 | V |
| Output Voltage Range (Adjustable) | 0.55 to 5.5 | V |
| Output Current | 1 A | |
| Operating Temperature Range | -40 to 125 | °C |
| Junction Temperature Range | -40 to 150 | °C |
| Output Voltage Accuracy | ±0.85% (typ), ±1.5% (max) | |
| Dropout Voltage | 265 mV (max) at 1 A | |
| Quiescent Current | 25 μA (typ) | |
| Power-Good Output | Open-drain or push-pull | |
| Thermal Resistance (RθJA) | 55.5 °C/W |
Key Features
- AEC-Q100 qualified for automotive applications with a temperature grade 1: -40°C to +125°C.
- Ultra-low dropout voltage of 265 mV (max) at 1 A.
- High power supply rejection ratio (PSRR) of 38 dB at 100 kHz.
- Low quiescent current of 25 μA (typical).
- Externally adjustable output voltage range from 0.55 V to 5.5 V.
- Power-good output options: open-drain or push-pull.
- Integrated thermal shutdown, current limit, and undervoltage lockout (UVLO) features.
- Stable with small ceramic output capacitors (1 μF or larger).
- Active output discharge.
- Functional safety-capable with documentation available to aid in system design.
Applications
- Automotive head units.
- Front and rear cameras.
- Automotive cluster displays.
- Telematics control units.
- Medium and short-range radar systems.
Q & A
- What is the TPS74601PQWDRBRQ1 used for? The TPS74601PQWDRBRQ1 is a 1-A, ultra-low-dropout voltage regulator designed for automotive applications.
- What is the input voltage range of the TPS74601PQWDRBRQ1? The input voltage range is from 1.5 V to 6.0 V.
- What is the adjustable output voltage range of the TPS74601PQWDRBRQ1? The adjustable output voltage range is from 0.55 V to 5.5 V.
- What is the maximum output current of the TPS74601PQWDRBRQ1? The maximum output current is 1 A.
- What are the operating temperature ranges for the TPS74601PQWDRBRQ1? The operating temperature range is -40°C to 125°C, and the junction temperature range is -40°C to 150°C.
- Does the TPS74601PQWDRBRQ1 have power-good functionality? Yes, it has power-good output options in open-drain or push-pull configurations.
- What is the quiescent current of the TPS74601PQWDRBRQ1? The quiescent current is 25 μA (typical).
- Is the TPS74601PQWDRBRQ1 AEC-Q100 qualified? Yes, it is AEC-Q100 qualified for automotive applications.
- What type of package does the TPS74601PQWDRBRQ1 come in? It comes in an 8-pin VSON (DRB) package with wettable flanks.
- What are some of the integrated protection features of the TPS74601PQWDRBRQ1? It includes integrated thermal shutdown, current limit, and undervoltage lockout (UVLO) features.
