onsemi NCP1340B9D1R2G AC DC Converters, Offline Switchers
Converter Offline Flyback Topology 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
NCP1340B9D1R2G
Detailed Description
HV QUASI-RESONANT CONTROLLER FEA
Package
8-SOIC (0.154", 3.90mm Width)
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width); Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
NCP1340B9D1R2G Datasheet
Quick Jump:
Technical Specifications
onsemi NCP1340B9D1R2G AC DC Converters, Offline Switchers technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
9V ~ 28V
Lifecycle Status
Active
Voltage Breakdown
700V
Internal Switch S
No
Switching Frequency
25kHz ~ 360kHz
Output Isolation
Isolated
Alternate Parts Comparison (NCP1340B9D1R2G vs NCP1207DR2 vs NCP1215ADR2G vs NCP1215DR2)
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-SOIC | 8-SOIC | 8-SOIC | 8-SOIC |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) | 150°C (TJ) | 150°C (TJ) |
| Supply Voltage | 9V ~ 28V | 10.6V ~ 16V | 9V ~ 18V | 9V ~ 18V |
| Lifecycle Status | Active | Obsolete | Obsolete | Obsolete |
| Internal Switch S | No | No | No | No |
| Output Isolation | Isolated | Isolated | Isolated | Isolated |
| Topology | Flyback | Flyback | Flyback | Flyback |
| RoHS | Yes | Yes | -- | Yes |
| Package | SOIC-9 NB | 8-SOIC (0.154", 3.90mm Width) | -- | 8-SOIC |
| Voltage Start Up | 17 V | -- | 12.5 V | 12.5 V |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
NCP1340B8D1R2GonsemiDirectonsemi
Pin YesPkg YesElec Yes
IC OFFLINE SWITCH FLYBACK 9SOIC
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.