Overview
The TPS76750QPWPRQ1 is a 1-A, 10-V, low-dropout voltage regulator produced by Texas Instruments. This device is specifically designed for automotive applications and features a fast transient response, making it stable with 10-µF low ESR capacitors. The regulator is available in various fixed output voltages (1.5 V, 1.8 V, 2.5 V, 2.7 V, 2.8 V, 3 V, 3.3 V, and 5 V) and an adjustable version. It is packaged in a 20-pin HTSSOP (PWP) package with PowerPAD™ for enhanced thermal performance.
Key Specifications
| Parameter | Value |
|---|---|
| Package | 20-Pin HTSSOP (PWP) |
| Operating Temperature Range | -40°C to 125°C |
| Output Current | 1 A |
| Dropout Voltage | Typically 230 mV at 1 A |
| Quiescent Current | Typically 85 µA |
| Output Voltage Tolerance | 2% over line, load, and temperature |
| Thermal Shutdown Junction Temperature | 150°C |
| Power-Supply Ripple Rejection | 60 dB at 1 kHz, Co = 10 µF |
| Enable Input Voltage | High: 1.7 V, Low: 0.9 V |
| Output Noise Voltage | 55 µVrms (BW = 200 Hz to 100 kHz, IC = 1 A, Co = 10 µF) |
Key Features
- Qualified for Automotive Applications
- ESD Protection Exceeds 2000 V Per MIL-STD-883, Method 3015; Exceeds 200 V Using Machine Model (C = 200 pF, R = 0)
- Fast Transient Response and Stability with 10-µF Low ESR Capacitors
- Ultralow 85-µA Typical Quiescent Current
- Open Drain Power-On Reset With 200-ms Delay
- Thermal Shutdown Protection
- Sleep Mode: Quiescent Current Reduced to 1 µA at TJ = 25°C with TTL High Signal on Enable Input
- Available in Fixed and Adjustable Output Versions
Applications
The TPS76750QPWPRQ1 is suitable for various automotive and industrial applications where a stable, low-dropout voltage regulator is required. It is particularly useful in battery-powered systems due to its low quiescent current and high efficiency. Other applications include microcomputer and microprocessor systems where the reset feature can be utilized to handle undervoltage conditions.
Q & A
- What is the maximum output current of the TPS76750QPWPRQ1?
The maximum output current is 1 A. - What is the typical dropout voltage of the TPS76750QPWPRQ1?
The typical dropout voltage is 230 mV at an output current of 1 A. - What is the operating temperature range of the TPS76750QPWPRQ1?
The operating temperature range is -40°C to 125°C. - What is the quiescent current of the TPS76750QPWPRQ1?
The typical quiescent current is 85 µA. - Does the TPS76750QPWPRQ1 have thermal shutdown protection?
Yes, it has thermal shutdown protection with a junction temperature of 150°C. - What is the output voltage tolerance of the TPS76750QPWPRQ1?
The output voltage tolerance is 2% over line, load, and temperature. - How does the enable input affect the regulator?
Applying a TTL high signal to the enable input shuts down the regulator, reducing the quiescent current to 1 µA at TJ = 25°C. - What is the power-supply ripple rejection of the TPS76750QPWPRQ1?
The power-supply ripple rejection is 60 dB at 1 kHz with a 10-µF capacitor. - Is the TPS76750QPWPRQ1 suitable for automotive applications?
Yes, it is qualified for automotive applications. - What type of package does the TPS76750QPWPRQ1 come in?
The TPS76750QPWPRQ1 comes in a 20-pin HTSSOP (PWP) package with PowerPAD™.
