Overview
The LM1086IS-3.3/NOPB is a 1.5-A, 29-V, linear voltage regulator produced by Texas Instruments. This device is available in a TO-263 (KTT) package with 3 pins and operates over a temperature range of -40°C to 125°C. The LM1086 is known for its low dropout voltage and high current capability, making it suitable for a variety of applications requiring stable and efficient voltage regulation.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Output Voltage | 3.3 | V |
| Output Current | 1.5 | A |
| Maximum Input Voltage | 29 | V |
| Line Regulation | 0.015% | (Typical) |
| Load Regulation | 0.1% | (Typical) |
| Output Accuracy | ±2% | |
| Operating Temperature Range | -40 to 125 | °C |
| Package Type | TO-263 (KTT) | |
| Number of Pins | 3 | |
| Mounting Type | SMD |
Key Features
- Available in fixed output voltages of 1.8 V, 2.5 V, 3.3 V, and 5 V, as well as an adjustable version.
- Current limiting and thermal protection for enhanced reliability.
- High output accuracy with ±2% tolerance.
- Low dropout voltage of 1.5 V at 1.5 A load current.
- Stable operation with ceramic output capacitors having appropriate ESR.
- Can be used as a precision current regulator by connecting a fixed resistor between the adjustment pin and output.
Applications
- High-efficiency linear regulators.
- Battery chargers.
- Post-regulation for switching supplies.
- Constant current regulators.
- Microprocessor supplies.
- Audio amplifier supplies.
- Fire alarm control systems.
Q & A
- What is the maximum output current of the LM1086IS-3.3/NOPB?
The maximum output current is 1.5 A.
- What are the available fixed output voltages for the LM1086?
The available fixed output voltages are 1.8 V, 2.5 V, 3.3 V, and 5 V.
- What is the maximum input voltage for the LM1086IS-3.3/NOPB?
The maximum input voltage is up to 29 V.
- Does the LM1086 require an input capacitor?
Typically, no input capacitor is needed unless the device is situated more than 6 inches from the input filter capacitors.
- Can the LM1086 be used as a precision current regulator?
- What is the operating temperature range of the LM1086IS-3.3/NOPB?
The operating temperature range is -40°C to 125°C.
- What type of package does the LM1086IS-3.3/NOPB come in?
The device comes in a TO-263 (KTT) package with 3 pins.
- What is the line regulation of the LM1086?
The line regulation is 0.015% (typical).
- What is the load regulation of the LM1086?
The load regulation is 0.1% (typical).
- Is the LM1086 stable with ceramic output capacitors?
