onsemi NCV3843BVD1R2G DC DC Switching Controllers
Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 8-SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
NCV3843BVD1R2G
Detailed Description
IC REG CTRLR FLYBACK 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
Active
RoHS State
RoHS Compliant
Datasheet
NCV3843BVD1R2G Datasheet
Quick Jump:
Technical Specifications
onsemi NCV3843BVD1R2G DC DC Switching Controllers technical specifications.
General
RoHS
Yes
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
7.6V ~ 30V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
500kHz
Number of Outputs
1
Topology
Flyback
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Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| 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) | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) |
| Supply Voltage | 7.6V ~ 30V | 4.7V ~ 28V | 3.1V ~ 44V | 3.2V ~ 40V |
| Switching Frequency | 500kHz | 1.2MHz | 340kHz | 400kHz |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Last Time Buy | Obsolete | Obsolete |
| Clock Sync | No | No | Yes | Yes |
| Duty Cycle Max | 96% | 84% | 93% | 87.5% |
| Function | Step-Up/Step-Down | Step-Down | Step-Down | Step-Up |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Output Configuration | Positive, Isolation Capable | Positive | Positive | Positive |
| 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 .
This part is listed as a cross for
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