DC1693A: 5V @ 350mA Isolated, 4.5 ~ 30V in

Summary

The demo circuit 1693A is an isolated flyback μModule® DC/DC converter featuring the LTM8047. The demo circuit is designed for a 5V output from a 4.5V to 30V input. The typical current capability of the 5V output varies with input voltage from about 110mA at VIN = 4.5V to about 350mA at VIN = 30V.

The LTM8047 data sheet gives complete description of the device, operation and application information. The data sheet must be read in conjunction with this demo manual prior to working on or modifying demo circuit 1693A.

Specifications

Manufacturer Analog Devices Inc.
Category AC/DC and DC/DC Conversion
Sub-Category DC/DC SMPS - Single Output
Eval Board Part Number 505-DC1693A-ND
Eval Board Supplier Analog Devices Inc.
Eval Board Normally In Stock
Topology Step Down
Outputs and Type 1 Isolated
Output Voltage: Factory Set 5 V
Current Out 350 mA
Voltage In 4.5 ~ 30 V
Efficiency @ Conditions >83%, 12 Vin, 8 V @ 100 ~ 200 mA
>83%, 12 Vin, 12 V @ 100 ~ 170 mA
>80%, 24 Vin, 8 V @ 180 ~ 330 mA
>75%, 24 Vin, 5 V @ 100 ~ 329 mA
>75%, 24 Vin, 12 V @ 100 ~ 230 mA
>75%, 12 Vin, 3.3 V @ 100 ~ 310 mA
>73%, 12 Vin, 5 V @ 50 ~ 260 mA
>73%, 12 Vin, 2.5 V @ 100 ~ 295 mA
>71%, 24 Vin, 3.3 V @ 125 ~ 400 mA
>71%, 24 Vin, 2.5 V @ 240 ~ 405 mA
Voltage Out Range 4.5 ~ 30 V
Features Current Limit (Adj. or Fixed)
Shutdown, Enable, Standby
Soft Start
Under Voltage Protection, Brown-Out
Switching Frequency - Not Given
Standby Current [Typical] - Not Given
Quiescent Current [Typical] 850 µA
Component Count + Extras 9 + 11
Internal Switch Yes
Design Author Linear Technology
Application / Target Market Auxiliary Power Supply
Industrial Power
Main I.C. Base Part LTM8047
Standby Current [Maximum] 1 µA
Quiescent Current [Maximum] - Not Given
Date Created By Author 2011-08
Date Added To Library 2013-11

Eval Board

Order a fully assembled board:

Quantity Available: 0

Quantity: