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Analog Devices LT8330 | Demoboard LT Journal
Low IQ Boost/SEPIC/Inverting Converter with 1A, 60V Switch
Overview
| Topology | Other Topology |
| Input voltage | 8-30 V |
| Switching frequency | 1850-2150 kHz |
| Output 1 | 24 V / 0.25 A |
| IC revision | 1 |
Description
The LT8330 monolithic DC/DC converter enables boost,SEPIC or inverting topologies in a low profile 6-leadThinSOT™ or an 8-lead (3mm × 2mm) DFN package. Itmeets the demand for small, efficient power supply solutionswith a 3V-to-40V input range, internal 1A, 60V switch and6µA quiescent current. It easily satisfies the requirementsof numerous industrial and automotive applications.
Features
- 3V to 40V Input Voltage Range
- Ultralow Quiescent Current and Low Ripple Burst Mode® Operation: IQ = 6μA
- 1A, 60V Power Switch
- Positive or Negative Output Voltage Programming with a Single Feedback Pin
- Fixed 2MHz Switching Frequency
- Accurate 1.6V EN/UVLO Pin Threshold
- Internal Compensation and Soft-Start
- Low Profile (1mm) ThinSOT™ Package
- Low Profile (0.75mm) 8-Lead (3mm × 2mm) DFN Package
Remarks
- L1=L2=6.8 are used refer page no-18
Typical applications
- Medical Diagnostic Equipment
- Telecom
- Industrial and Automotive
- Portable Electronics
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L1(µH) | L2(µH) | n | IR(A) | IR 2(A) | ISAT(A) | ISAT1(A) | ISAT2(A) | RDC1 typ(mΩ) | RDC2 typ(mΩ) | RDC1 max(mΩ) | RDC2 max(mΩ) | fres 1(MHz) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-TDC SMT Shielded Coupled Inductor, 6.8 µH, 6.8 µH | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TDC SMT Shielded Coupled Inductor | Inductance 16.8 µH | Inductance 26.8 µH | Turns Ratio1:1 | Rated Current1.45 A | Rated Current 21.45 A | Saturation Current3.2 A | Saturation Current 13.2 A | Saturation Current 23.2 A | DC Resistance 188 mΩ | DC Resistance 288 mΩ | DC Resistance 1100 mΩ | DC Resistance 2100 mΩ | Self Resonant Frequency [1]25 MHz |