| Allicdata Part #: | PT5123C-ND |
| Manufacturer Part#: |
PT5123C |
| Price: | $ 0.00 |
| Product Category: | Power Supplies - Board Mount |
| Manufacturer: | Texas Instruments |
| Short Description: | DC DC CONVERTER 3.3V 1A |
| More Detail: | Non-Isolated PoL Module DC DC Converter 1 Output 3... |
| DataSheet: |  PT5123C Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Voltage - Output 3: | -- |
| Base Part Number: | PT5123 |
| Size / Dimension: | -- |
| Package / Case: | 3-SMD Module |
| Mounting Type: | Surface Mount |
| Efficiency: | 82% |
| Operating Temperature: | -20°C ~ 85°C |
| Features: | OTP, SCP |
| Applications: | ITE (Commercial) |
| Current - Output (Max): | 1A |
| Series: | PT5120 |
| Voltage - Output 2: | -- |
| Voltage - Output 1: | 3.3V |
| Voltage - Input (Max): | 26V |
| Voltage - Input (Min): | 7V |
| Number of Outputs: | 1 |
| Type: | Non-Isolated PoL Module |
| Part Status: | Obsolete |
| Packaging: | Tray |
Description
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DC–DC converters are widely used in various industries due to their unique advantages. One of the most advanced and popular DC-DC converter designs is the PT5123C, which offers great performance in applications such as automotive, medical, and aerospace. This article explores the application field and working principle of PT5123C DC-DC converter.
The PT5123C is a non-isolated buck controller designed for switching regulator applications. Its wide input voltage range of 4.5V-16V makes it highly suitable for DC to DC conversion. The PT5123C features many advanced functionalities, such as adjustable over-current protection, auto-restart, and soft-start. Another key feature is the high-efficiency synchronous rectification circuit, which can reach up to 97% efficiency.
The PT5123C can be used in numerous applications due to its low-voltage capabilities and adjustable current protection. Automotive applications include microcontroller and battery power supplies, while medical applications can be used for power supplies for pacemakers. In aerospace, the PT5123C can be used to power aerospace avionics components.
The PT5123C DC-DC converter uses a buck topology to convert higher input voltages into lower output voltages. The PT5123C features a high-resolution digital voltage loop for precise voltage regulation and low-noise performance. The DC-DC converter operates in pulse width modulation (PWM) mode, where an oscillator generates a fixed frequency signal that is converted to a digital pulse. The digital pulse is then used to control the output voltage through the modulation of the MOSFET switch.
The PT5123C features comprehensive protection features. This includes over-voltage protection (OVP), which limits the output voltage to a safe level, and over-current protection (OCP), which limits the current that can be drawn from the supply. The PT5123C also features a short-circuit protection (SCP) system, which can protect against accidental short circuits.
The PT5123C is a highly efficient converter capable of achieving up to 97% efficiency. This is made possible by the synchronous rectification circuit, which reduces switching losses by controlling the on and off times of the MOSFET switch. It also features a built-in synchronous rectifier to reduce losses in the switching conversion process.
In conclusion, the PT5123C is a highly capable DC-DC converter with a wide range of applications and features. Its wide input voltage range and high-efficiency synchronous rectification circuit make it an ideal choice for many industries. Furthermore, its comprehensive protection features offer maximum safety in operation.
The specific data is subject to PDF, and the above content is for reference
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