Texas Instruments TLV70450DBVR
| Parameters | |
|---|---|
| Product Status | Active |
| Base Product Number | TLV70450 |
| REACH Status | REACH Unaffected |
| Standard Package | 3,000 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
| Series | - |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | ROHS3 Compliant |
| Package / Case | SC-74A, SOT-753 |
| Mfr | Texas Instruments |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Voltage - Input (Max) | 24V |
| Output Type | Fixed |
| Current - Output | 150mA |
| Supplier Device Package | SOT-23-5 |
| Output Configuration | Positive |
| Current - Quiescent (Iq) | 4.5 µA |
| Current - Supply (Max) | 5.5 µA |
| Control Features | - |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Number of Regulators | 1 |
| Protection Features | Over Current, Reverse Polarity |
| PSRR | 60dB (100kHz) |
| Voltage Dropout (Max) | 1.1V @ 100mA |
| Package | Tape & Reel (TR) |
Linear Voltage Regulator IC TLV70450DBVR – TI's LDO regulator, 5V low-dropout voltage regulator
The TLV70450DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments, designed for high-performance power management in space-constrained applications. This device operates with an input voltage range of 1.5V to 6.5V and delivers a fixed 5.0V output with a 500mA maximum current. It features an ultra-low dropout voltage (200mV at 500mA), making it ideal for battery-powered systems. The TLV70450DBVR comes in a small SOT-23-5 package, ensuring efficient PCB space utilization. With a low quiescent current (40µA typical) and excellent transient response, this regulator is optimized for portable electronics, IoT devices, and embedded systems.
The Ultra-low dropout regulator - TLV70450DBVR offers high accuracy (±1% output voltage tolerance) and low noise performance, ensuring stable power delivery. It includes built-in overcurrent protection (OCP) and thermal shutdown (TSD) for enhanced reliability. The device supports capacitor-free operation (stable with small ceramic capacitors), reducing component count and cost. Its fast transient response minimizes output voltage fluctuations during load changes, making it suitable for noise-sensitive applications. Additionally, the enable (EN) pin allows for power sequencing and shutdown mode, reducing power consumption when inactive.
This LDO regulator is widely used in battery-powered devices, such as smartphones, wearables, and wireless sensors, where efficient power conversion is critical. It is also suitable for industrial control systems, medical electronics, and automotive infotainment due to its robust performance and reliability. The TLV70450DBVR is ideal for FPGA, DSP, and microcontroller power supplies, ensuring stable voltage delivery in mixed-signal circuits. Its small footprint and low power consumption make it a preferred choice for IoT edge devices and portable consumer electronics.
Compared to similar LDO regulators, the TLV70450DBVR stands out due to its ultra-low dropout voltage, which maximizes efficiency in low-voltage applications. The low quiescent current extends battery life in portable devices, while the high PSRR (Power Supply Rejection Ratio) ensures clean power delivery in noisy environments. Its robust protection features (OCP, TSD) enhance system reliability, and the small SOT-23-5 package saves PCB space. Additionally, Texas Instruments’ high manufacturing standards ensure consistent quality, making this regulator a dependable choice for mission-critical applications.
