Texas Instruments TL2843D-8 Microcontrollers
Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, -40-85C 8-SOIC -40 to 85
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
TL2843D-8
Detailed Description
Economy single ended 500KHz current mode PWM controller with 8.4V/7.6V UVLO 100% duty cycle, -40-85C 8-SOIC -40 to 85
Package
8-SOIC (0.154", 3.90mm Width)
Lifecycle Status
Active
Datasheet
TL2843D-8 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments TL2843D-8 Microcontrollers technical specifications.
General
Package / Case
8-SOIC
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Supply Voltage
7.6V ~ 30V
Lifecycle Status
Active
Output Type
Transistor Driver
Switching Frequency
Up to 500kHz
Number of Outputs
1
Topology
Boost, Flyback, Forward
Control Features
Frequency Control
Alternate Parts Comparison (TL2843D-8 vs TL032CP vs TLV2241IDBVT vs TLV2772ID)
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-DIP | SC-74A, SOT-753 | 8-SOIC |
| Mounting Type | Surface Mount | Through Hole | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | 0°C ~ 70°C | -40°C ~ 85°C | -40°C ~ 125°C (TA) |
| Supply Voltage | 7.6V ~ 30V | 15V | 6V | 3V |
| Lifecycle Status | Active | Active | Active | Active |
| Output Type | Transistor Driver | -- | Rail-to-Rail | Rail-to-Rail |
| Number of Channels | -- | 2 | 1 | 2 |
| Amplifier Type | -- | J-FET | GENERAL PURPOSE | GENERAL PURPOSE |
| Bandwidth | -- | 1.1MHz | 5.5kHz | 5.1MHz |
| CMRR | -- | 70dB | 55dB | 60dB |
| Current Input Bias | -- | 2 pA | 100 pA | 2 pA |
| Current Output Channel | -- | 40 mA | 200 µA | 50 mA |
| 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
UC3843BVD1R2GonsemiDirectonsemi
Pin YesPkg YesElec Upgrade
PWM Controller IC, SOIC-8, 500kHz, 25V, 1A
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