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LT3048IDC
+BOMIC REG DL BOOST/LINEAR 1MHZ 8DFN
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LT3048IDC
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In Stock4433
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Specifications
| Attribute | Value |
| Part Status | Obsolete |
| Topology | Step-Up (Boost) (1), Linear (LDO) (1) |
| Number of Outputs | 2 |
| Frequency - Switching | 1MHz |
| Voltage / Current - Output 1 | 23.1V, 300mA |
| Voltage / Current - Output 2 | 1.235V ~ 22V, 45mA |
| w / LED Driver | No |
| w / Supervisor | No |
| w / Sequencer | No |
| Voltage - Supply | 2.7V ~ 4.8V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-WFDFN Exposed Pad |
| Supplier Device Package | 8-DFN (2x2) |
| Base Product Number | LT3048 |
Overview
Description
The LT3048IDC incorporates advanced technologies such as a built-in error amplifier and a PMOS pass transistor, ensuring high performance and efficiency. Its low dropout voltage allows it to maintain regulation even with minimal headroom.
Additionally, the device includes thermal and current limit protection features, enhancing reliability in various applications. The LT3048IDC is suitable for use in precision instrumentation, audio applications, and battery-powered equipment. Its combination of low noise, high output current, and excellent transient response makes it a versatile choice for designers seeking high-performance power management solutions.
Equivalent
Features
1. Output Voltage Range: Adjustable output voltage from 0.6V to 20V with a maximum output current of 1.1A.
2. Low Noise: Ultra-low noise operation, typically 1.5μVRMS (10Hz to 100kHz), making it ideal for sensitive applications.
3. High Power Supply Rejection Ratio (PSRR): Excellent PSRR ensures minimal output voltage variation with changes in input voltage.
4. Low Dropout Voltage: Very low dropout voltage, typically 300mV at 1A load, allowing for efficient operation in battery-powered applications.
5. Built-in Current Limit and Thermal Protection: Enhances reliability and protects against overload conditions.
6. Small Package Options: Available in compact 5mm × 5mm DFN or MSOP packages, suitable for space-constrained designs.
7. Wide Operating Temperature Range: Provides reliable performance over a wide temperature range, enhancing versatility in various applications.
These features make the LT3048IDC suitable for high-performance analog circuits, precision voltage references, and power-sensitive applications.
Pinout
1. VOUT: Regulated output voltage.
2. GND: Ground connection.
3. VIN: Input voltage supply.
4. SS: Soft-start pin for controlling the output voltage ramp-up time.
5. TRIM: Used to adjust the output voltage.
6. PG: Power good output, indicating the status of the output voltage.
7. NC: No connect, not internally connected; can be left unconnected.
8. BYP: Bypass pin for noise reduction, typically connected to a capacitor.
The LT3048IDC is designed for applications requiring high power supply rejection and low noise, making it suitable for sensitive analog circuits.
Manufacturer
The LT3048 is a low-noise, high-performance linear regulator designed to deliver a stable output voltage while minimizing noise and power supply ripple. This makes it suitable for applications requiring clean and precise power, such as audio equipment, precision measurement systems, and other sensitive electronic devices.
Analog Devices is recognized for its innovation in the semiconductor industry, focusing on cutting-edge technologies that enhance the performance of electronic systems. The company emphasizes research and development, producing a wide array of products that cater to various applications in the ever-evolving technology landscape.
Application
1. Signal Processing: Providing clean power for operational amplifiers and ADCs/DACs.
2. RF Applications: Supplying stable voltage to RF components and circuits.
3. High-Performance Audio Equipment: Ensuring low noise power for audio amplifiers and digital audio converters.
4. Industrial Control Systems: Offering reliable voltage regulation in sensitive control circuits.
5. Test Equipment: Powering precision measurement devices where low noise is critical.
Its low dropout voltage and excellent PSRR make it suitable for various sensitive electronic systems.