Texas Instruments UC3843AN Microcontrollers
PWM Controller, Current Mode, 500kHz, 1A, 25V, 8-Pin PDIP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
UC3843AN
Detailed Description
PWM Controller, Current Mode, 500kHz, 1A, 25V, 8-Pin PDIP
Package
P
Lifecycle Status
Active
Datasheet
UC3843AN Datasheet
Quick Jump:
Technical Specifications
Texas Instruments UC3843AN Microcontrollers technical specifications.
General
RoHS
Yes
Number of Pins
8
Number of Channels
1
Package / Case
P
Mounting Type
Through Hole
Operating Temperature
0°C ~ 70°C (TA)
Supply Voltage
7.6V ~ 30V
Lifecycle Status
Active
Clock Sync
No
Control Features
Frequency Control
Alternate Parts Comparison (UC3843AN vs UCC27201DDAR vs UCC28250PW vs UCC27201ADDAR)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | P | 8-PowerSOIC | 20-TSSOP | 8-PowerSOIC |
| Mounting Type | Through Hole | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | 0°C ~ 70°C (TA) | -40°C ~ 140°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 140°C (TJ) |
| Supply Voltage | 7.6V ~ 30V | 12V | 12V | 12V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Fall Time | 50 ns | 7ns | 8ns | 7ns |
| Lead Free | Lead Free | Lead Free | Lead Free | Lead Free |
| Number of Outputs | 1 | 2 | 1 | 2 |
| Output Current | 1 A | 3A | 20mA | 3A |
| Radiation Hardening | No | No | No | No |
| Frequency | 500 kHz | 1MHz | 1MHz | -- |
| Action |
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
UC3845ANG4Texas Instruments30V,1A, 500KHz current mode PWM controller with 8.4V/7.6V UVLO 50% duty cycle, 0°C to 70°C 8-PDIP 0 to 70
