Overview
The LT3093IMSE#PBF, produced by Analog Devices Inc., is a high-performance low dropout negative linear regulator. It features Analog Devices' ultralow noise and ultrahigh Power Supply Rejection Ratio (PSRR) architecture, making it ideal for applications requiring low noise and high precision power supply.
Key Specifications
| Parameter | Value | Units |
|---|---|---|
| Output Voltage Range | 0V to –19.5V | V |
| Maximum Output Current | –200mA | A |
| Reference Current | 8 nA (RMS) | A |
| Ripple Rejection | –18V ≤ VOUT ≤ –1.5V, VIN – VOUT = 2V (Avg) | dB |
| Output Noise (BW = 10Hz to 100kHz) | 0.8 µVRMS | V |
| Minimum Output Capacitor | 4.7µF Ceramic | F |
| Package Type | 12-Lead MSOP | - |
| Operating Temperature Range | –40°C to 125°C | °C |
Key Features
- Programmable Power Good and Fast Start-Up
- Bipolar Precision Enable/UVLO Pin
- VIOC Pin to control upstream regulator for minimizing power dissipation and optimizing PSRR
- Ultralow noise and ultrahigh PSRR architecture
- Available in 12-Lead MSOP and 3mm × 3mm DFN packages
Applications
- RF and Precision Power Supplies
- Very Low Noise Instrumentation
- High Speed/High Precision Data Converters
- Medical Applications: Diagnostics and Imaging
- Post-Regulator for Switching Supplies
Q & A
- What is the output voltage range of the LT3093IMSE#PBF?
The output voltage range is from 0V to –19.5V. - What is the maximum output current of the LT3093IMSE#PBF?
The maximum output current is –200mA. - What is the minimum output capacitor required for the LT3093IMSE#PBF?
The minimum output capacitor required is 4.7µF Ceramic. - What are the package options available for the LT3093IMSE#PBF?
The component is available in 12-Lead MSOP and 3mm × 3mm DFN packages. - What is the operating temperature range of the LT3093IMSE#PBF?
The operating temperature range is from –40°C to 125°C. - What are some of the key applications of the LT3093IMSE#PBF?
Key applications include RF and Precision Power Supplies, Very Low Noise Instrumentation, High Speed/High Precision Data Converters, Medical Applications, and Post-Regulator for Switching Supplies. - What is the ripple rejection specification of the LT3093IMSE#PBF?
The ripple rejection is specified as –18V ≤ VOUT ≤ –1.5V, VIN – VOUT = 2V (Avg), with VRIPPLE = 500mV-P-P, fRIPPLE = 120Hz, ILOAD = –200mA, COUT = 4.7µF. - How does the VIOC pin function in the LT3093IMSE#PBF?
The VIOC pin controls the upstream regulator to minimize power dissipation and optimize PSRR. - What is the reference current of the LT3093IMSE#PBF?
The reference current is 8 nA (RMS). - What is the output noise specification of the LT3093IMSE#PBF?
The output noise is 0.8 µVRMS over a bandwidth of 10Hz to 100kHz.
