Texas Instruments UCC28740DR AC DC Converters, Offline Switchers
IC OFFLINE SWITCH FLYBACK 7SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC28740DR
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
UCC28740DR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC28740DR AC DC Converters, Offline Switchers technical specifications.
General
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
9V ~ 35V
Internal Switch S
No
Switching Frequency
170Hz ~ 100kHz
Output Isolation
Isolated
Topology
Flyback
Voltage Start Up
21 V
Fault Protection
Current Limiting, Over
Alternate Parts Comparison (UCC28740DR vs UCC28633DR vs UCC28911DR vs UCC28910DR)
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) | -40°C ~ 125°C (TJ) | -40°C ~ 125°C (TJ) |
| Supply Voltage | 9V ~ 35V | 8V ~ 20V | 6.5V ~ 30V | 6.5V ~ 30V |
| Switching Frequency | 170Hz ~ 100kHz | 200Hz ~ 120kHz | 420Hz ~ 115kHz | 420Hz ~ 115kHz |
| Fault Protection | Current Limiting, Over | Current Limiting, Over Load, Over Temperature, Over | Current Limiting, Over Temperature, Over | Current Limiting, Over Temperature, Over |
| Internal Switch S | No | No | Yes | Yes |
| Output Isolation | Isolated | Isolated | Isolated | Isolated |
| Topology | Flyback | Flyback | Flyback | Flyback |
| Voltage Start Up | 21 V | 14.75 V | 9.5 V | 9.5 V |
| Power Watts | -- | 30 W | 12 W | 9.5 W |
| Action |
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