Part Details for 78HT305HC by Texas Instruments
Results Overview of 78HT305HC by Texas Instruments
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (0 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (0 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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78HT305HC Information
78HT305HC by Texas Instruments is a Switching Regulator or Controller.
Switching Regulator or Controllers 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 78HT305HC
| Part # | Distributor | Description | Stock | Price | Buy | |
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Vyrian | Peripheral ICs | 989 |
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RFQ |
Part Details for 78HT305HC
78HT305HC CAD Models
78HT305HC Part Data Attributes
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78HT305HC
Texas Instruments
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Datasheet
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78HT305HC
Texas Instruments
3A SWITCHING REGULATOR, 800kHz SWITCHING FREQ-MAX, SMA3, ROHS COMPLIANT, HORIZONTAL MOUNT PACKAGE-3
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | MODULE | |
| Package Description | , | |
| Pin Count | 3 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Analog IC - Other Type | SWITCHING REGULATOR | |
| Input Voltage-Max | 28 V | |
| Input Voltage-Min | 8 V | |
| Input Voltage-Nom | 9 V | |
| JESD-30 Code | R-XSMA-T3 | |
| Number of Functions | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 3 A | |
| Package Body Material | UNSPECIFIED | |
| Package Code | SMA | |
| Package Shape | RECTANGULAR | |
| Package Style | MICROELECTRONIC ASSEMBLY | |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Switcher Configuration | BUCK | |
| Switching Frequency-Max | 800 kHz | |
| Temperature Grade | OTHER | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Position | SINGLE | |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
78HT305HC Frequently Asked Questions (FAQ)
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The recommended input capacitor value is 1uF to 10uF, depending on the input voltage and output current requirements. A larger capacitor value can help reduce input ripple and improve output stability.
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To ensure the 78HT305HC operates within its SOA, monitor the input voltage, output current, and junction temperature. Make sure the input voltage is within the recommended range (7.5V to 40V), output current is below the maximum rating (5A), and junction temperature is below 150°C.
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The enable (EN) pin is used to turn the regulator on or off. When the EN pin is high (above 2.5V), the regulator is enabled, and when it's low (below 0.8V), the regulator is disabled. This pin can be used to implement power sequencing or to reduce standby power consumption.
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The output voltage tolerance of the 78HT305HC is typically ±2% over the entire operating temperature range. To calculate the output voltage tolerance, multiply the nominal output voltage (5V) by the tolerance percentage (±2%). For example, the output voltage tolerance would be 5V ± 0.1V.
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The maximum dropout voltage of the 78HT305HC is 2.5V. This means that the input voltage must be at least 2.5V higher than the output voltage to ensure proper regulation.