Part Details for MC34129D by Freescale Semiconductor
Results Overview of MC34129D by Freescale Semiconductor
- 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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Applications
Energy and Power Systems
Transportation and Logistics
Renewable Energy
Automotive
MC34129D Information
MC34129D by Freescale Semiconductor 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 MC34129D
| Part # | Distributor | Description | Stock | Price | Buy | |
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ComSIT USA | HIGH PERFORMANCE CURRENT MODE CONTROLLER Switching Controller, Current-mode, 1A, 300kHz Switching Freq-Max, BIPolar, PDSO14 ECCN: EAR99 RoHS: Not Compliant |
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RFQ |
Part Details for MC34129D
MC34129D CAD Models
MC34129D Part Data Attributes
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MC34129D
Freescale Semiconductor
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Datasheet
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MC34129D
Freescale Semiconductor
IC,SMPS CONTROLLER,CURRENT-MODE,BIPOLAR,SOP,14PIN,PLASTIC
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| Rohs Code | No | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | FREESCALE SEMICONDUCTOR INC | |
| Part Package Code | SOIC | |
| Package Description | PLASTIC, SO-14 | |
| Pin Count | 14 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.31.00.01 | |
| Analog IC - Other Type | SWITCHING CONTROLLER | |
| Control Mode | CURRENT-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 12 V | |
| Input Voltage-Min | 4.2 V | |
| Input Voltage-Nom | 10 V | |
| JESD-30 Code | R-PDSO-G14 | |
| JESD-609 Code | e0 | |
| Length | 8.65 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 14 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Current-Max | 1 A | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 220 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Surface Mount | YES | |
| Switcher Configuration | SINGLE | |
| Switching Frequency-Max | 300 kHz | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Tin/Lead (Sn/Pb) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.9 mm |
MC34129D Frequently Asked Questions (FAQ)
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The recommended layout and placement for the MC34129D involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the traces between the device and the capacitors. It's also important to keep the device away from high-current carrying traces and to use a low-ESR capacitor for the output filter.
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To ensure the MC34129D is stable and doesn't oscillate, make sure to follow the recommended component values and layout guidelines, and ensure that the output capacitor has a low equivalent series resistance (ESR). Additionally, the input voltage should be well-regulated and the device should be operated within its recommended operating conditions.
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The maximum output current that the MC34129D can handle is 1.5A, but this can be limited by the thermal performance of the device and the PCB. It's important to ensure that the device is properly heatsinked and that the PCB is designed to handle the maximum output current.
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The MC34129D is rated for operation up to 125°C, but its performance and reliability may be affected at high temperatures. It's important to ensure that the device is properly heatsinked and that the PCB is designed to handle the high temperatures. Additionally, the device's output current and voltage may need to be derated at high temperatures.
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To troubleshoot issues with the MC34129D, start by checking the input voltage and output voltage to ensure they are within the recommended operating range. Check the output current and ensure it is within the recommended maximum output current. Also, check the device's thermal performance and ensure it is properly heatsinked. If the issue persists, consult the datasheet and application notes for further guidance.