Texas Instruments UCC28911DR AC DC Converters, Offline Switchers
IC OFFLINE SWITCH FLYBACK 7SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC28911DR
Detailed Description
IC OFFLINE SWITCH FLYBACK 7SOIC
Package
8-SOIC (0.154", 3.90mm Width), 7 Leads
Key Features
Package / Case: 8-SOIC (0.154", 3.90mm Width), 7 Leads; Mounting Type: Surface Mount
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
UCC28911DR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC28911DR 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
6.5V ~ 30V
Lifecycle Status
Active
Voltage Breakdown
700V
Power Watts
12 W
Internal Switch S
Yes
Switching Frequency
420Hz ~ 115kHz
Related Parts Comparison (UCC28911DR vs UCC28740DR vs UCC28720DR vs UCC28740QDRQ1)
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 ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 6.5V ~ 30V | 9V ~ 35V | 9V ~ 35V | 9V ~ 35V |
| Switching Frequency | 420Hz ~ 115kHz | 170Hz ~ 100kHz | 650Hz ~ 80kHz | 170Hz ~ 100kHz |
| Lifecycle Status | Active | Active | Active | Active |
| Fault Protection | Current Limiting, Over Temperature, Over | Current Limiting, Over | Current Limiting, Over | Current Limiting, Over |
| Internal Switch S | Yes | No | No | No |
| Output Isolation | Isolated | Isolated | Isolated | Isolated |
| Topology | Flyback | Flyback | Flyback | Flyback |
| Voltage Start Up | 9.5 V | 21 V | 21 V | 21 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 .
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