Part Details for LT1242CS8#PBF by Linear Technology
Results Overview of LT1242CS8#PBF by Linear Technology
- Distributor Offerings: (1 listing)
- Number of FFF Equivalents: (9 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- 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.
Applications
Industrial Automation
Energy and Power Systems
Renewable Energy
LT1242CS8#PBF Information
LT1242CS8#PBF by Linear Technology 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 LT1242CS8#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
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Quest Components | SWITCHING CONTROLLER, CURRENT-MODE, 1A, 500KHZ SWITCHING FREQ-MAX, BIPOLAR, PDSO8 | 47 |
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$5.3241 / $8.6337 | Buy Now |
Part Details for LT1242CS8#PBF
LT1242CS8#PBF CAD Models
LT1242CS8#PBF Part Data Attributes
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LT1242CS8#PBF
Linear Technology
Buy Now
Datasheet
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Compare Parts:
LT1242CS8#PBF
Linear Technology
LT1242 - High Speed Current Mode Pulse Width Modulators; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C
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| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | LINEAR TECHNOLOGY CORP | |
| Part Package Code | SOIC | |
| Package Description | 0.150 INCH, PLASTIC, SO-8 | |
| Pin Count | 8 | |
| Manufacturer Package Code | S8 | |
| Reach Compliance Code | compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Analog IC - Other Type | SWITCHING CONTROLLER | |
| Control Mode | CURRENT-MODE | |
| Control Technique | PULSE WIDTH MODULATION | |
| Input Voltage-Max | 25 V | |
| Input Voltage-Min | 11 V | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e3 | |
| Length | 4.9 mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature-Max | 70 °C | |
| Operating Temperature-Min | ||
| Output Current-Max | 1 A | |
| Output Voltage-Nom | 2.5 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOP8,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 1.75 mm | |
| Supply Current-Max (Isup) | 10 mA | |
| Surface Mount | YES | |
| Switcher Configuration | SINGLE | |
| Switching Frequency-Max | 500 kHz | |
| Technology | BIPOLAR | |
| Temperature Grade | COMMERCIAL | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3.9 mm |
Alternate Parts for LT1242CS8#PBF
This table gives cross-reference parts and alternative options found for LT1242CS8#PBF. 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 LT1242CS8#PBF, 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.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| UC2842BD1G | onsemi | $0.3580 | High Performance Current Mode PWM Controller, SOIC-8 Narrow Body, 98-TUBE | LT1242CS8#PBF vs UC2842BD1G |
| UC3842BD1R2G | onsemi | $0.4666 | High Performance Current Mode PWM Controller, SOIC-8 Narrow Body, 2500-REEL | LT1242CS8#PBF vs UC3842BD1R2G |
| UC3842BD1 | Motorola Mobility LLC | Check for Price | 1A SWITCHING CONTROLLER, 500kHz SWITCHING FREQ-MAX, PDSO8, PLASTIC, SO-8 | LT1242CS8#PBF vs UC3842BD1 |
| LT1242CS8#TR | Linear Technology | Check for Price | LT1242 - High Speed Current Mode Pulse Width Modulators; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C | LT1242CS8#PBF vs LT1242CS8#TR |
| UC2842BD1 | Motorola Semiconductor Products | Check for Price | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8, PLASTIC, SO-8 | LT1242CS8#PBF vs UC2842BD1 |
| LT1242CS8#TR | Analog Devices Inc | Check for Price | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8 | LT1242CS8#PBF vs LT1242CS8#TR |
| E-UC2842BD1013TR | STMicroelectronics | Check for Price | Current Mode PWM | LT1242CS8#PBF vs E-UC2842BD1013TR |
| E-UC2842BD1 | STMicroelectronics | Check for Price | Current Mode PWM | LT1242CS8#PBF vs E-UC2842BD1 |
| UC2842BD1R2 | Motorola Semiconductor Products | Check for Price | Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8, PLASTIC, SO-8 | LT1242CS8#PBF vs UC2842BD1R2 |
LT1242CS8#PBF Frequently Asked Questions (FAQ)
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A good PCB layout for the LT1242CS8#PBF involves keeping the input and output traces short and separate, using a solid ground plane, and placing the bypass capacitors close to the device. A 4-layer PCB with a dedicated power plane and a dedicated ground plane is recommended.
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To ensure stability, make sure to follow the recommended compensation network, use a minimum output capacitance of 10uF, and keep the input and output resistors within the recommended range. Also, avoid using long input traces and ensure that the device is properly decoupled.
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The LT1242CS8#PBF can operate in an ambient temperature range of -40°C to 85°C. However, the device's performance may degrade at higher temperatures, and the maximum junction temperature should not exceed 150°C.
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Yes, the LT1242CS8#PBF can be used in a switching regulator design, but it's essential to ensure that the device is properly bypassed and decoupled to prevent noise and oscillations. Additionally, the device's bandwidth and slew rate should be considered when designing the switching regulator.
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The power dissipation of the LT1242CS8#PBF can be calculated using the formula: Pd = (Vin - Vout) x Iout + (Vin x Iq), where Vin is the input voltage, Vout is the output voltage, Iout is the output current, and Iq is the quiescent current. The device's thermal resistance and maximum junction temperature should also be considered.