Overview
The LT1963AEFE-3.3#TRPBF is a high-performance, low dropout (LDO) voltage regulator produced by Analog Devices Inc. This device is part of the LT1963A series, known for its fast transient response, low noise, and high current capability. The LT1963AEFE-3.3#TRPBF is specifically designed to provide a fixed 3.3V output voltage and can supply up to 1.5A of output current. It is packaged in a 16-lead TSSOP-16-EP, which includes an exposed pad that must be soldered to the PCB for proper thermal management.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Output Voltage | 3.3 | V |
| Output Current | 1.5 | A |
| Dropout Voltage | 340 | mV |
| Quiescent Current | 1 | mA |
| Noise (10Hz to 100kHz) | 40 | µVRMS |
| Ripple Rejection (120Hz) | 63 | dB |
| Operating Temperature Range | –40°C to 125°C | |
| Package Type | TSSOP-16-EP | |
| Thermal Junction-to-Ambient Resistance (θJA) | 50 | °C/W |
Key Features
- High output current capability of up to 1.5A.
- Low dropout voltage of 340mV.
- Low noise operation with 40µVRMS noise from 10Hz to 100kHz.
- Fast transient response.
- High ripple rejection of 63dB at 120Hz.
- Low quiescent current of 1mA.
- Operating temperature range from –40°C to 125°C.
- TSSOP-16-EP package with an exposed pad for improved thermal performance.
Applications
- Power supply systems requiring high current and low noise.
- Industrial control systems.
- Automotive systems (with appropriate automotive-grade versions).
- Telecommunications equipment.
- Medical devices requiring stable and low-noise power supply.
Q & A
- What is the output voltage of the LT1963AEFE-3.3#TRPBF?
The output voltage is fixed at 3.3V.
- What is the maximum output current of the LT1963AEFE-3.3#TRPBF?
The maximum output current is 1.5A.
- What is the dropout voltage of the LT1963AEFE-3.3#TRPBF?
The dropout voltage is 340mV.
- What is the quiescent current of the LT1963AEFE-3.3#TRPBF?
The quiescent current is 1mA.
- What is the noise level of the LT1963AEFE-3.3#TRPBF from 10Hz to 100kHz?
The noise level is 40µVRMS.
- What is the ripple rejection of the LT1963AEFE-3.3#TRPBF at 120Hz?
The ripple rejection is 63dB.
- What is the operating temperature range of the LT1963AEFE-3.3#TRPBF?
The operating temperature range is from –40°C to 125°C.
- What package type is the LT1963AEFE-3.3#TRPBF available in?
The device is packaged in a TSSOP-16-EP with an exposed pad.
- What is the thermal junction-to-ambient resistance (θJA) of the LT1963AEFE-3.3#TRPBF?
The θJA is 50°C/W.
- What are some typical applications of the LT1963AEFE-3.3#TRPBF?
Typical applications include power supply systems, industrial control systems, automotive systems, telecommunications equipment, and medical devices.
