Texas Instruments UCC2804D/81221 AC DC Converters, Offline Switchers
IC OFFLINE SWITCH MULT TOP 8SOIC
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UCC2804D/81221
Detailed Description
IC OFFLINE SWITCH MULT TOP 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
UCC2804D/81221 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UCC2804D/81221 AC DC Converters, Offline Switchers technical specifications.
General
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
8.3V ~ 12V
Lifecycle Status
Obsolete
Internal Switch S
No
Switching Frequency
Up to 1MHz
Topology
Boost, Flyback, Forward
Voltage Start Up
12.5 V
Duty Cycle
49%
Alternate Parts Comparison (UCC2804D/81221 vs UCC3889DTR vs UCC28610DR vs UCC3809DTR-1G4)
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 ~ 85°C (TA) | 0°C ~ 70°C (TA) | -40°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Supply Voltage | 8.3V ~ 12V | 6.3V ~ 9.3V | 8V ~ 25V | 8V ~ 19V |
| Lifecycle Status | Obsolete | Active | Active | Active |
| Internal Switch S | No | No | No | No |
| Topology | Boost, Flyback, Forward | Flyback | Flyback | Boost, Buck, Flyback, Forward |
| Voltage Start Up | 12.5 V | 8.4 V | 10.2 V | 15 V |
| Switching Frequency | Up to 1MHz | -- | 30kHz ~ 133kHz | 1MHz |
| Fault Protection | Current Limiting | Short Circuit | Current Limiting, Over Temperature, Over | -- |
| Output Isolation | -- | Non-Isolated | Isolated | Isolated |
| Action |
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