Texas Instruments TL3843P
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See Product Specifications.
See Product Specifications.
Stock Code
039117
039117
Manufacturer / Brand
Texas Instruments
Part Number
TL3843P
TL3843P
Unit Price
$0.7410
$0.7410
Factory Lead-Time
6 Weeks
6 Weeks
Short Description
PWM controller IC for DC-DC converter applications
PWM controller IC for DC-DC converter applications
In Stock: 1664
| Qty | Unit Price | Total Price | Discount |
|---|---|---|---|
| 1 | $0.7410 | $0.7410 | |
| 10 | $0.6630 | $6.6300 | -10.53% |
| 25 | $0.6300 | $15.7500 | -14.98% |
| 100 | $0.5180 | $51.8000 | -30.09% |
| 250 | $0.4840 | $121.0000 | -34.68% |
| 500 | $0.4280 | $214.0000 | -42.24% |
| 750 | $0.3470 | $260.2500 | -53.17% |
| 1000 | $0.3280 | $328.0000 | -55.74% |
| 3000 | $0.3170 | $951.0000 | -57.22% |
| 5250 | $0.3050 | $1,601.2500 | -58.84% |
Description
The Texas Instruments TL3843P is a high-performance power supply integrated circuit (IC) that is commonly used in switch-mode power supplies. It is designed with a current mode control architecture and can operate at frequencies up to 500kHz. This IC features a high output current capability of up to 1.5A and offers high accuracy and stability in voltage regulation applications. It is designed with an adjustable soft-start capability that allows designers to adjust the ramp-up time of the voltage output, thereby reducing the inrush current during start-up. The TL3843P also includes a programmable current limit feature that protects the power supply from overload or short-circuit conditions.
To ensure efficient power conversion, the TL3843P employs a pulse-width modulation (PWM) technique that controls the output voltage by adjusting the duty cycle of the switching signal. This technique improves the efficiency of the power supply, especially in low voltage applications, as it reduces the power dissipated by the switching device. Additionally, the TL3843P features an under-voltage lockout (UVLO) circuit that protects the power supply from damage during low input voltage conditions. The IC requires few external components, making it easy to integrate into various applications. Overall, the TL3843P is a highly reliable and efficient power supply IC that is commonly used in a variety of industries, including automotive, telecommunications, and industrial control systems
To ensure efficient power conversion, the TL3843P employs a pulse-width modulation (PWM) technique that controls the output voltage by adjusting the duty cycle of the switching signal. This technique improves the efficiency of the power supply, especially in low voltage applications, as it reduces the power dissipated by the switching device. Additionally, the TL3843P features an under-voltage lockout (UVLO) circuit that protects the power supply from damage during low input voltage conditions. The IC requires few external components, making it easy to integrate into various applications. Overall, the TL3843P is a highly reliable and efficient power supply IC that is commonly used in a variety of industries, including automotive, telecommunications, and industrial control systems
Product Attributes
| Clock Sync | No |
| Control Features | Frequency Control |
| Duty Cycle (Max) | 97% |
| Frequency - Switching | Up to 500kHz |
| Function | Step-Up, Step-Up/Step-Down |
| Mounting Type | Through Hole |
| Number of Outputs | 1 |
| Operating Temperature | 0°C ~ 70°C (TA) |
| Output Configuration | Positive |
| Output Phases | 1 |
| Output Type | Transistor Driver |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Packaging | Tube |
| Supplier Device Package | 8-PDIP |
| Synchronous Rectifier | No |
| Topology | Boost, Flyback, Forward |
| Voltage - Supply (Vcc/Vdd) | 7.6V ~ 30V |
