Overview
The LP5907UVX-1.6/NOPB is a low-noise, low-dropout linear voltage regulator produced by Texas Instruments. This device is designed to meet the stringent requirements of RF and analog circuits, offering exceptional noise performance, high power supply rejection ratio (PSRR), and low quiescent current. The LP5907UVX-1.6/NOPB is part of a family of regulators that provide fixed output voltages ranging from 1.2 V to 4.5 V in 25-mV increments, with the specific model here providing a 1.6 V output. It is available in a compact 4-pin dual-sided ball grid array (DSBGA) package, making it suitable for space-constrained applications.
Key Specifications
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Output Voltage (V) | 1.6 | Maximum Continuous Drain Current (A) | 0.25 |
| Vin (max) (V) | 5.5 | Vin (min) (V) | 2.2 |
| Output Voltage Tolerance (%) | ±2% | Quiescent Current (Iq) (typ) (mA) | 0.012 |
| Dropout Voltage (Vdo) (typ) (mV) | 120 | Thermal Resistance θJA (°C/W) | 186.9, 191.6, 193, 194.1, 197.8 |
| Load Capacitance (min) (µF) | 1 | PSRR at 100 KHz (dB) | 60 |
| Output Noise Voltage (µVRMS) | 6.5 | Operating Junction Temperature (°C) | -40 to 125 |
| Package/Case | 4-DSBGA | Enable Features | Enable, Output discharge |
Key Features
- Silicon-based low dropout regulator
- Compact footprint size in 4-pin DSBGA package
- High reliability and stability
- Simple pinout configuration
- Low output voltage noise: < 6.5 µVRMS
- High PSRR: 82 dB at 1 kHz
- No noise bypass capacitor required
- Remote output capacitor placement
- Thermal-overload and short-circuit protection
- Very low quiescent current (Iq): 12 µA (enabled)
- Low dropout voltage: 120 mV (typical)
- Enable pin for on/off control with automatic output discharge
Applications
- Mobile Phones and Tablets
- Digital Cameras and Audio Devices
- Portable and Battery-Powered Equipment
- Portable Medical Equipment
- Smart Meters and Field Transmitters
- RF, PLL, VCO, and Clock Power Supplies
- IP Cameras
- Drones
Q & A
- What is the output voltage of the LP5907UVX-1.6/NOPB?
The output voltage of the LP5907UVX-1.6/NOPB is 1.6 V.
- What is the maximum input voltage for the LP5907UVX-1.6/NOPB?
The maximum input voltage is 5.5 V.
- What is the quiescent current of the LP5907UVX-1.6/NOPB?
The quiescent current (Iq) is typically 0.012 mA.
- Does the LP5907UVX-1.6/NOPB require a noise bypass capacitor?
No, it does not require a separate noise bypass capacitor.
- What is the operating junction temperature range of the LP5907UVX-1.6/NOPB?
The operating junction temperature range is -40°C to 125°C.
- What is the typical dropout voltage of the LP5907UVX-1.6/NOPB?
The typical dropout voltage is 120 mV.
- Does the LP5907UVX-1.6/NOPB have thermal protection?
Yes, it has thermal-overload and short-circuit protection.
- How is the enable pin used on the LP5907UVX-1.6/NOPB?
The enable pin can be used to turn the device on or off, with automatic output discharge when disabled.
- What is the minimum load capacitance required for the LP5907UVX-1.6/NOPB?
The minimum load capacitance is 1 µF.
- What are some common applications of the LP5907UVX-1.6/NOPB?
Common applications include mobile phones, tablets, digital cameras, and portable medical equipment.
- Can the output capacitor be placed remotely from the LP5907UVX-1.6/NOPB?
Yes, the output capacitor can be placed up to 10 cm away from the device.
