onsemi NCP4303BDR2G Power Supply Controllers, Monitors
Power Supply Controller Secondary-Side Controller 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
NCP4303BDR2G
Detailed Description
IC SEC SIDE SYNC RECT DRV 8SOIC
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
Obsolete
RoHS State
RoHS Compliant
Datasheet
NCP4303BDR2G Datasheet
Quick Jump:
Technical Specifications
onsemi NCP4303BDR2G Power Supply Controllers, Monitors technical specifications.
General
Series
NCP4303
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C
Supply Voltage
9.5V ~ 30V
Lifecycle Status
Obsolete
Applications
Secondary-Side Controller
Topology
Flyback, Forward, Half Bridge
Number of Outputs
1
Alternate Parts Comparison (NCP4303BDR2G vs NCP4302BDR2G vs NCP4318AHDDR2G vs NCP4318AHJDR2G)
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 | -40°C ~ 125°C | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 9.5V ~ 30V | 9.2V ~ 28V | 0V ~ 35V | 0V ~ 35V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Obsolete | Obsolete | Active | Active |
| Applications | Secondary-Side Controller | Secondary-Side Controller, Synchronous Rectifier | Resonant Converter Controller | Resonant Converter Controller |
| Package | 8-SOIC | 8-SOIC (0.154", 3.90mm Width) | SOIC-8 | SOIC-8 |
| Input Voltage | 12 V | -- | 180V | -0.7V ~ 180V |
| Case Outline | -- | 751-07 | 751BD | 751BD |
| Compliance | -- | PbAHP | PbAHP | PbAHP |
| Container Qty | -- | 2500 | 2500 | 2500 |
| 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
NCP4306AAAZZZADR2GonsemiSimilaronsemi
Pin NoPkg YesElec Upgrade
Secondary Side Synchronous Rectification Driver for High Efficiency SMPS Topologies SOIC-8, 2500-REEL
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