LT8304
LT8304-1

RECOMMENDED FOR NEW DESIGNS

100V_IN Micropower No-Opto Isolated Flyback Converter with 150V/2A Switch

Data Sheet (Rev. B) Product Selection Table

Part Models: 12
1ku List Price: Starting From $4.25

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Part Details

3V to 100V Input Voltage Range
2A, 150V Internal DMOS Power Switch
Low Quiescent Current:
- 116μA in Sleep Mode
- 390μA in Active Mode
Quasi-Resonant Boundary Mode Operation at Heavy Load
Low Ripple Burst Mode^® Operation at Light Load

Minimum Load < 0.5% (Typ) of Full Output
No Transformer Third Winding or Opto-Isolator
Required for Output Voltage Regulation
Accurate EN/UVLO Threshold and Hysteresis
Internal Compensation and Soft-Start
Temperature Compensation for Output Diode
Output Short-Circuit Protection
Thermally Enhanced 8-Lead SO Package

Part Models: 12
1ku List Price: Starting From $4.25

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
LT8304ES8E#PBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304ES8E#TRPBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304ES8E-1#PBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304ES8E-1#TRPBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304HS8E#PBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304HS8E#TRPBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304HS8E-1#PBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304HS8E-1#TRPBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304IS8E#PBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304IS8E#TRPBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304IS8E-1#PBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys
LT8304IS8E-1#TRPBF	8-Lead SOIC (Narrow 0.15 Inch w/ EP)	Material Declaration Reliablity Data	Ultra Librarian SamacSys

Part Models	Product Lifecycle	PCN

Apr 11, 2019 - 19_0067 Notification of Wafer Fab Location Change for 0.35 BCD Process
		PCN19_0067_Form Material_Report Delta Qualification Matrix Qualification Results Summary Detailed Parts List Other
LT8304ES8E#PBF	PRODUCTION
LT8304ES8E#TRPBF	PRODUCTION
LT8304ES8E-1#PBF	PRODUCTION
LT8304ES8E-1#TRPBF	PRODUCTION
LT8304HS8E#PBF	PRODUCTION
LT8304HS8E#TRPBF	PRODUCTION
LT8304HS8E-1#PBF	PRODUCTION
LT8304HS8E-1#TRPBF	PRODUCTION
LT8304IS8E#PBF	PRODUCTION
LT8304IS8E#TRPBF	PRODUCTION
LT8304IS8E-1#PBF	PRODUCTION
LT8304IS8E-1#TRPBF	PRODUCTION

This is the most up-to-date revision of the Data Sheet.

Software Resources

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Hardware Ecosystem

Parts	Product Life Cycle	Description
High Voltage Hot Swap Controllers 1
LTM9100	PRODUCTION	Anyside^™ High Voltage Isolated Switch Controller with I²C Command and Telemetry
Surge Stopper, Overvoltage, and Overcurrent Protection 1
LT4363	RECOMMENDED FOR NEW DESIGNS	High Voltage Surge Stopper with Current Limit

Parts	Product Life Cycle	Description
LT8302 LT8302-3		42V_IN Micropower No-Opto Isolated Flyback Converter with 65V/3.6A Switch

Tools & Simulations

LTspice 2

Models for the following parts are available in LTspice:

LT8304
LT8304-1

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.

Evaluation Kits

LT8304ES8E Isolated Demo Board | No-Opto Flyback, 18V ≤ VIN ≤ 72V; VOUT = 5V @ 2A to 4.2A

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Product Details

Demonstration circuit 2393A is a micropower no-opto isolated flyback converter featuring the LT8304. This demo circuit outputs 5.0V, and maintains tight regulation with a load current from 20mA up to 4.2A and over an input voltage from 18V to 72V. The output current capability increases with the input voltage, as shown in the Performance Summary table.

Resources

DC2393A - Schematic
5/25/2016

DC2393A - Design Files
5/25/2016

DC2393A - Demo Manual
5/25/2016

Reference Designs

Figure 1. CN0575 Simplified Block Diagram

10BASE-T1L Field Device Development Platform with Class 12 and 13 SPoE

View Detailed Reference Design

Features and Benefits

Data and Power Delivery using Single Pair Power over Ethernet
Power Class 12 and 13 Delivery Capable
Supports Longer Distances up to 1 km
Provides Speeds up to 10 MBPS
Works with Existing Software Stacks like PROFINET, EtherCat, MOD-BUS, and others