Microchip Technology UC2843ADM DC Switching ControllersUp to 500kHz Transistor Driver 1Output
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UC2843ADM Tech Specifications
Microchip Technology UC2843ADM technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology UC2843ADM.
| Product Attribute | Attribute Value | |
|---|---|---|
| Lifecycle Status | IN PRODUCTION (Last Updated: 1 month ago) | |
| Mount | Surface Mount | |
| Mounting Type | Surface Mount | |
| Package / Case | SOIC | |
| Number of Pins | 8Pins | |
| Supplier Device Package | 8-SOIC | |
| Weight | 540.001716mg | |
| Voltage - Input (Nom) | 15V | |
| Operating Temperature | -40°C~85°C TA | |
| Packaging | Tube | |
| JESD-609 Code | e3 | |
| Pbfree Code | yes | |
| Part Status | Discontinued | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | |
| Number of Terminations | 8Terminations | |
| ECCN Code | EAR99 | |
| Terminal Finish | Matte Tin (Sn) |
| Product Attribute | Attribute Value | |
|---|---|---|
| Voltage - Supply | 7.6V~30V | |
| Terminal Position | DUAL | |
| Terminal Form | GULL WING | |
| Peak Reflow Temperature (Cel) | 260 | |
| Frequency | 500kHz | |
| Time@Peak Reflow Temperature-Max (s) | 40 | |
| Base Part Number | UC*84 | |
| Function | Step-Up, Step-Down, Step-Up/Step-Down | |
| Number of Outputs | 1Output | |
| Output Type | Transistor Driver | |
| Analog IC - Other Type | SWITCHING CONTROLLER | |
| Operating Supply Current | 11mA | |
| Output Configuration | Positive | |
| Current - Output | 1A | |
| Quiescent Current | 11mA | |
| Output Power | 25W | |
| Control Features | Frequency Control |
| Product Attribute | Attribute Value | |
|---|---|---|
| Voltage - Output | 5V | |
| Topology | Boost, Buck, Flyback, Forward | |
| Control Mode | CURRENT-MODE | |
| Frequency - Switching | Up to 500kHz | |
| Input Voltage (Max) | 30V | |
| Control Technique | PULSE WIDTH MODULATION | |
| Rise Time | 50ns | |
| Synchronous Rectifier | No | |
| Fall Time (Typ) | 50 ns | |
| Switcher Configuration | SINGLE | |
| Max Duty Cycle | 100 % | |
| Isolation | Isolated | |
| Duty Cycle (Max) | 96% | |
| RoHS Status | RoHS Compliant | |
| Lead Free | Lead Free |
UC2843ADM Product Details
Product Description:
The UC2843ADM is a highly efficient and versatile switching controller from Microchip Technology, designed for a wide range of applications. This 8-pin SOIC packaged IC is a current-mode, pulse-width modulation (PWM) controller that can operate in step-up, step-down, or step-up/step-down modes, making it an ideal choice for various power conversion applications.
Features:
- High-frequency operation up to 500 kHz
- Isolated design for safe and reliable operation
- Wide input voltage range of 7.6V to 30V
- Output voltage of 5V with a maximum output current of 1A and power of 25W
- Low operating supply current of 11mA
- Operating temperature range of -40°C to 85°C
- RoHS compliant and lead-free
- Surface-mount package with a moisture sensitivity level of 1 (unlimited)
Applications:
- Primary applications: DC-DC converters, power supplies, and motor drives
- Secondary applications: LED drivers, audio amplifiers, and industrial control systems
Alternative Parts:
- UC2842ADM: A similar switching controller with a slightly different pinout and operating frequency range
- UC2844ADM: A more advanced version with additional features such as overcurrent protection and thermal shutdown
Embedded Modules:
- The UC2843ADM is used in various embedded systems, including:
- DC-DC converters for industrial and automotive applications
- Power supplies for medical devices and telecommunications equipment
- Motor drives for industrial automation and robotics
FAQs:
Q: What is the maximum duty cycle of the UC2843ADM? A: The maximum duty cycle is 100%.
Q: What is the operating frequency range of the UC2843ADM? A: The operating frequency range is up to 500 kHz.
Q: Is the UC2843ADM RoHS compliant? A: Yes, the UC2843ADM is RoHS compliant and lead-free.
Q: What is the output voltage of the UC2843ADM? A: The output voltage is 5V.
Q: What is the maximum output current of the UC2843ADM? A: The maximum output current is 1A.
Q: What is the maximum output power of the UC2843ADM? A: The maximum output power is 25W.
Q: What is the operating temperature range of the UC2843ADM? A: The operating temperature range is -40°C to 85°C.
Q: Is the UC2843ADM isolated? A: Yes, the UC2843ADM is an isolated switching controller.
UC2843ADM Comparison
The parts on the right have similar specifications to Microchip Technology & UC2843ADM.
Mfr. Part #
Manufacturer
Moisture Sensitivity Level (MSL)
Package / Case
Number of Outputs
Packaging
Topology
Output Configuration
Output Type
Operating Temperature
Frequency - Switching
Availability
Price
Quantity
UC2843ADM
Microchip Technology
1 (Unlimited)
SOIC
1
Tube
Boost, Buck, Flyback, Forward
Positive
Transistor Driver
-40°C~85°C TA
Up to 500kHz
1603
-
- -
UC2845ADM
Microchip Technology
1 (Unlimited)
SOIC
1
Tube
Boost, Buck, Flyback, Forward
Positive
Transistor Driver
-40°C~85°C TA
Up to 500kHz
1421
$9.360165
- UC2843ADMvsUC2845ADM