| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| PT4126A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 7.5W, Hybrid | PT4243A vs PT4126A |
| PT4129A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 8.25W, Hybrid | PT4243A vs PT4129A |
| PT4246A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 4.5W, Hybrid | PT4243A vs PT4246A |
| PT4124A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 20W, Hybrid | PT4243A vs PT4124A |
| PT4245A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 7.5W, Hybrid | PT4243A vs PT4245A |
| PT4110A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 13.2W, Hybrid | PT4243A vs PT4110A |
| PT4123A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 20W, Hybrid | PT4243A vs PT4123A |
| PT4227A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 3.9W, Hybrid | PT4243A vs PT4227A |
| PT4148A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 12.5W, Hybrid | PT4243A vs PT4148A |
| PT4128A | Texas Instruments | Check for Price | DC-DC Regulated Power Supply Module, 1 Output, 12.5W, Hybrid | PT4243A vs PT4128A |
Part Details for PT4243A by Texas Instruments
Results Overview of PT4243A by Texas Instruments
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Not Available)
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
PT4243A Information
PT4243A by Texas Instruments is a Power Supply Module.
Power Supply Modules are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Price & Stock for PT4243A
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
PT4243A-ND
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DigiKey | DC DC CONVERTER 5V 10W Container: Tray |
0 Tray |
|
Buy Now | |
|
|
Vyrian | DC-DC Regulated Power Supply Module, 1 Output, 10W, Hybrid | 6955 |
|
RFQ |
PT4243A Part Data Attributes
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PT4243A
Texas Instruments
Buy Now
Datasheet
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Compare Parts:
PT4243A
Texas Instruments
DC-DC Regulated Power Supply Module, 1 Output, 10W, Hybrid
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| Pbfree Code | No | |
| Part Life Cycle Code | Obsolete | |
| Part Package Code | SFM | |
| Package Description | Sip-10 | |
| Pin Count | 10 | |
| ECCN Code | EAR99 | |
| Analog IC - Other Type | Dc-Dc Regulated Power Supply Module | |
| Input Voltage-Max | 36 V | |
| Input Voltage-Min | 18 V | |
| Input Voltage-Nom | 24 V | |
| JESD-30 Code | R-MSMA-T10 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 10 | |
| Operating Temperature-Max | 85 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 2 A | |
| Output Voltage-Max | 5.5 V | |
| Output Voltage-Min | 4.5 V | |
| Output Voltage-Nom | 5 V | |
| Package Body Material | Metal | |
| Package Equivalence Code | SIP10/16H,1.0 | |
| Package Shape | Rectangular | |
| Package Style | Microelectronic Assembly | |
| Peak Reflow Temperature (Cel) | Not Specified | |
| Qualification Status | Not Qualified | |
| Surface Mount | No | |
| Technology | Hybrid | |
| Temperature Grade | Industrial | |
| Terminal Form | Through-Hole | |
| Terminal Pitch | 2.54 Mm | |
| Terminal Position | Single | |
| Time@Peak Reflow Temperature-Max (s) | Not Specified | |
| Total Power Output-Max | 10 W | |
| Trim/Adjustable Output | Yes |
Alternate Parts for PT4243A
This table gives cross-reference parts and alternative options found for PT4243A. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of PT4243A, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
PT4243A Frequently Asked Questions (FAQ)
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Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good PCB design practices, such as keeping the input and output traces separate, using a solid ground plane, and minimizing loop areas to reduce EMI.
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To ensure accurate voltage regulation, it's crucial to select the correct output voltage setting resistors (R1 and R2), use a stable input voltage, and minimize noise and ripple on the input and output lines. Additionally, consider using a capacitor on the output to filter out high-frequency noise.
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Although the datasheet specifies a maximum input voltage of 42V, it's recommended to derate the input voltage to 36V or lower to ensure reliable operation and prevent damage to the device.
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To protect the PT4243A from overcurrent and short-circuit conditions, consider adding an external current-limiting resistor or a fuse in series with the input voltage. Additionally, use a thermal shutdown circuit to prevent overheating and damage to the device.
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The typical dropout voltage of the PT4243A is around 1.5V to 2V, depending on the output current and input voltage. This means that the input voltage should be at least 1.5V to 2V higher than the desired output voltage to ensure proper regulation.