Analog Devices LT1242MJ8 AC DC Converters, Offline Switchers
Converter Offline Buck Topology Up to 500kHz 8-CERDIP

Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LT1242MJ8
Detailed Description
IC OFFLINE SWITCH BUCK 8CERDIP
Package
8-CDIP (0.300", 7.62mm)
Key Features
Package / Case: 8-CDIP (0.300", 7.62mm); Mounting Type: Through Hole
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LT1242MJ8 Datasheet
Quick Jump:
Technical Specifications
Analog Devices LT1242MJ8 AC DC Converters, Offline Switchers technical specifications.
General
Package / Case
8-CDIP
Mounting Type
Through Hole
Operating Temperature
-55°C ~ 125°C (TJ)
Supply Voltage
10V ~ 25V
Lifecycle Status
Obsolete
Internal Switch S
No
Switching Frequency
Up to 500kHz
Output Isolation
Isolated
Topology
Buck
Voltage Start Up
16 V
Alternate Parts Comparison (LT1242MJ8 vs LT3080EST vs LT8609SEV#PBF vs LT1243MJ8)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 8-CDIP | TO-261-4, TO-261AA | 16-TFQFN Exposed Pad | 8-CDIP |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Through Hole |
| Operating Temperature | -55°C ~ 125°C (TJ) | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -55°C ~ 125°C (TJ) |
| Switching Frequency | Up to 500kHz | -- | 200kHz ~ 2.2MHz | Up to 500kHz |
| Topology | Buck | -- | Buck | Buck |
| Action |
More Parts in AC DC Converters and Offline Switchers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.