Part Details for LT1129IST-3.3#PBF by Linear Technology
Results Overview of LT1129IST-3.3#PBF by Linear Technology
- Distributor Offerings: (3 listings)
- Number of FFF Equivalents: (8 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.
LT1129IST-3.3#PBF Information
LT1129IST-3.3#PBF by Linear Technology is a Linear Regulator IC.
Linear Regulator ICs 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 LT1129IST-3.3#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 36 |
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RFQ | ||
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Rochester Electronics | LT1129 - Micropower Low Dropout Regulators with Shutdown RoHS: Compliant Status: Active Min Qty: 1 | 14 |
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$4.1300 / $5.1600 | Buy Now |
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Win Source Electronics | LDO Regulator Pos 3.3V 0.7A Automotive 4-Pin(3+Tab) SOT-223 Tube / IC REG LDO 3.3V 0.7A SOT223 | 2790 |
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$5.8392 / $8.7588 | Buy Now |
Part Details for LT1129IST-3.3#PBF
LT1129IST-3.3#PBF CAD Models
LT1129IST-3.3#PBF Part Data Attributes
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LT1129IST-3.3#PBF
Linear Technology
Buy Now
Datasheet
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LT1129IST-3.3#PBF
Linear Technology
LT1129 - Micropower Low Dropout Regulators with Shutdown; Package: SOT; Pins: 3; Temperature Range: -40°C to 85°C
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| Rohs Code | Yes | |
| Part Life Cycle Code | Transferred | |
| Ihs Manufacturer | LINEAR TECHNOLOGY CORP | |
| Part Package Code | SOT | |
| Package Description | LEAD FREE , PLASTIC, SOT-223, 3 PIN | |
| Pin Count | 3 | |
| Manufacturer Package Code | ST | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Adjustability | FIXED | |
| Dropout Voltage1-Max | 0.7 V | |
| Dropout Voltage1-Nom | 0.45 V | |
| Input Voltage Absolute-Max | 30 V | |
| Input Voltage-Max | 20 V | |
| Input Voltage-Min | 3.8 V | |
| JESD-30 Code | R-PSSO-G3 | |
| JESD-609 Code | e3 | |
| Length | 6.505 mm | |
| Line Regulation-Max | 0.01% | |
| Load Regulation-Max | 0.03% | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | -40 °C | |
| Output Current1-Max | 0.7 A | |
| Output Voltage1-Max | 3.4 V | |
| Output Voltage1-Min | 3.2 V | |
| Output Voltage1-Nom | 3.3 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | SOP | |
| Package Equivalence Code | SOT-223 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | |
| Seated Height-Max | 1.8 mm | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 2.3 mm | |
| Terminal Position | SINGLE | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Tolerance-Max | 3.03% | |
| Width | 3.505 mm |
Alternate Parts for LT1129IST-3.3#PBF
This table gives cross-reference parts and alternative options found for LT1129IST-3.3#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 LT1129IST-3.3#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 |
|---|---|---|---|---|
| LT1129IST-3.3#TRPBF | Analog Devices Inc | Check for Price | Micropower Low Dropout Regulators with Shutdown | LT1129IST-3.3#PBF vs LT1129IST-3.3#TRPBF |
| LT1129IST-3.3#TR | Analog Devices Inc | Check for Price | Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PSSO3 | LT1129IST-3.3#PBF vs LT1129IST-3.3#TR |
| LT1129IST-3.3#TRPBF | Linear Technology | Check for Price | LT1129 - Micropower Low Dropout Regulators with Shutdown; Package: SOT; Pins: 3; Temperature Range: -40°C to 85°C | LT1129IST-3.3#PBF vs LT1129IST-3.3#TRPBF |
| LT1129CST-3.3#TRPBF | Analog Devices Inc | Check for Price | Micropower Low Dropout Regulators with Shutdown | LT1129IST-3.3#PBF vs LT1129CST-3.3#TRPBF |
| LT1129CST-3.3#TR | Analog Devices Inc | Check for Price | Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PSSO3 | LT1129IST-3.3#PBF vs LT1129CST-3.3#TR |
| LT1129CST-3.3 | Analog Devices Inc | Check for Price | Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, PSSO3 | LT1129IST-3.3#PBF vs LT1129CST-3.3 |
| LT1129CST-3.3#PBF | Linear Technology | Check for Price | LT1129 - Micropower Low Dropout Regulators with Shutdown; Package: SOT; Pins: 3; Temperature Range: 0°C to 70°C | LT1129IST-3.3#PBF vs LT1129CST-3.3#PBF |
| LT1129IST-3.3#PBF | Analog Devices Inc | Check for Price | Micropower Low Dropout Regulators with Shutdown | LT1129IST-3.3#PBF vs LT1129IST-3.3#PBF |
LT1129IST-3.3#PBF Frequently Asked Questions (FAQ)
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The maximum input voltage that can be applied to the LT1129IST-3.3#PBF is 15V, but it's recommended to operate within the specified input voltage range of 3.3V to 12V for optimal performance and reliability.
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To ensure the stability of the output voltage, it's essential to follow the recommended layout and component selection guidelines, including the use of a suitable output capacitor and a minimum ESR value. Additionally, the input voltage should be well-regulated and free of noise.
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The maximum output current that the LT1129IST-3.3#PBF can deliver is 3A, but it's recommended to operate within the specified output current range of 0A to 2A for optimal performance and reliability.
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To reduce the noise and ripple in the output voltage, it's recommended to use a suitable output capacitor with a low ESR value, and to add a noise-reducing capacitor (e.g., a 10nF ceramic capacitor) between the VOUT and GND pins.
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The thermal shutdown temperature of the LT1129IST-3.3#PBF is typically around 150°C, but it's recommended to operate the device within the specified operating temperature range of -40°C to 125°C for optimal performance and reliability.