Part Details for LT1121IS8-3.3#PBF by Analog Devices Inc
Results Overview of LT1121IS8-3.3#PBF by Analog Devices Inc
- Distributor Offerings: (5 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.
LT1121IS8-3.3#PBF Information
LT1121IS8-3.3#PBF by Analog Devices Inc 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 LT1121IS8-3.3#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
51AK7822
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Newark | Ldo, Fixed, 3.3V, 0.15A, Nsoic, 125Deg C, Output Type:Fixed, Input Voltage Min:4.17V, Input Voltage Max:30V, No. Of Outputs:-, Output Voltage Min:-, Output Voltage Max:-, Polarity:-, Ic Mounting:Surface Mount, Ic Case/Package:Nsoicrohs Compliant: Yes |Analog Devices LT1121IS8-3.3#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 124 |
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$3.8400 / $6.9700 | Buy Now |
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DISTI #
LT1121IS8-3.3#PBF-ND
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DigiKey | IC REG LINEAR 3.3V 150MA 8-SO Min Qty: 1 Lead time: 10 Weeks Container: Tube |
658 In Stock |
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$3.7000 / $8.5400 | Buy Now |
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DISTI #
584-LT1121IS8-3.3PBF
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Mouser Electronics | LDO Voltage Regulators uP L Drop Regs w/ SD RoHS: Compliant | 2041 |
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$3.8400 / $6.9700 | Buy Now |
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Analog Devices Inc | uP L Drop Regs w/ SD Package Multiple: 100 | 332 |
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$2.9600 / $8.5400 | Buy Now |
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DISTI #
LT1121IS8-3.3PB
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Richardson RFPD | VOLTAGE REGULATOR RoHS: Compliant Min Qty: 100 | 0 |
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$3.8300 / $4.1900 | Buy Now |
Part Details for LT1121IS8-3.3#PBF
LT1121IS8-3.3#PBF CAD Models
LT1121IS8-3.3#PBF Part Data Attributes
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LT1121IS8-3.3#PBF
Analog Devices Inc
Buy Now
Datasheet
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Compare Parts:
LT1121IS8-3.3#PBF
Analog Devices Inc
Micropower Low Dropout Regulators with Shutdown
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Ihs Manufacturer | ANALOG DEVICES INC | |
| Package Description | SOP-8 | |
| Pin Count | 8 | |
| Manufacturer Package Code | 05-08-1610 (S8) | |
| Reach Compliance Code | compliant | |
| Samacsys Manufacturer | Analog Devices | |
| Adjustability | FIXED | |
| Dropout Voltage1-Max | 0.7 V | |
| Dropout Voltage1-Nom | 0.42 V | |
| Input Voltage Absolute-Max | 30 V | |
| Input Voltage-Max | 20 V | |
| Input Voltage-Min | 4.3 V | |
| JESD-30 Code | R-PDSO-G8 | |
| JESD-609 Code | e3 | |
| Length | 4.93 mm | |
| Line Regulation-Max | 0.01% | |
| Load Regulation-Max | 0.04% | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 8 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | -40 °C | |
| Output Current1-Max | 0.15 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 | SOP8,.25 | |
| Package Shape | RECTANGULAR | |
| Package Style | SMALL OUTLINE | |
| Packing Method | TUBE | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Regulator Type | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | |
| Seated Height-Max | 1.75 mm | |
| Surface Mount | YES | |
| Technology | BIPOLAR | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | GULL WING | |
| Terminal Pitch | 1.27 mm | |
| Terminal Position | DUAL | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Tolerance-Max | 3% | |
| Width | 3.9 mm |
Alternate Parts for LT1121IS8-3.3#PBF
This table gives cross-reference parts and alternative options found for LT1121IS8-3.3#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 LT1121IS8-3.3#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 |
|---|---|---|---|---|
| LT1121CS8-3.3#PBF | Analog Devices Inc | $3.5481 | Micropower Low Dropout Regulators with Shutdown | LT1121IS8-3.3#PBF vs LT1121CS8-3.3#PBF |
| LT1121CS8-3.3#PBF | Linear Technology | Check for Price | LT1121 - Micropower Low Dropout Regulators with Shutdown; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C | LT1121IS8-3.3#PBF vs LT1121CS8-3.3#PBF |
| LT1121IS8-3.3#PBF | Linear Technology | Check for Price | LT1121 - Micropower Low Dropout Regulators with Shutdown; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C | LT1121IS8-3.3#PBF vs LT1121IS8-3.3#PBF |
| LT1121CS8-3.3 | Analog Devices Inc | Check for Price | Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, BIPolar, PDSO8 | LT1121IS8-3.3#PBF vs LT1121CS8-3.3 |
| LT1121IS8-3.3 | Analog Devices Inc | Check for Price | Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, BIPolar, PDSO8 | LT1121IS8-3.3#PBF vs LT1121IS8-3.3 |
| LT1121IS8-3.3 | Linear Technology | Check for Price | LT1121 - Micropower Low Dropout Regulators with Shutdown; Package: SO; Pins: 8; Temperature Range: -40°C to 85°C | LT1121IS8-3.3#PBF vs LT1121IS8-3.3 |
| LT1121CS8-3.3 | Linear Technology | Check for Price | LT1121 - Micropower Low Dropout Regulators with Shutdown; Package: SO; Pins: 8; Temperature Range: 0°C to 70°C | LT1121IS8-3.3#PBF vs LT1121CS8-3.3 |
| LT1121CS8-3.3#TR | Analog Devices Inc | Check for Price | Fixed Positive LDO Regulator, 3.3V, 0.7V Dropout, BIPolar, PDSO8 | LT1121IS8-3.3#PBF vs LT1121CS8-3.3#TR |
LT1121IS8-3.3#PBF Frequently Asked Questions (FAQ)
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A good PCB layout for the LT1121IS8-3.3#PBF involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and EMI.
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To ensure stability, ensure that the output capacitor is within the recommended range, the input voltage is within the specified range, and the device is operated within the recommended temperature range. Additionally, a minimum ESR (Equivalent Series Resistance) of 0.05 ohms is recommended for the output capacitor.
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The maximum ambient temperature range for the LT1121IS8-3.3#PBF is -40°C to 125°C. However, the device can operate up to 150°C with derating.
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Yes, the LT1121IS8-3.3#PBF is suitable for high-reliability applications. It is manufactured using a high-reliability process and is screened to ensure high reliability. However, it is essential to follow proper design and manufacturing guidelines to ensure the device operates within its specifications.
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To troubleshoot issues with the LT1121IS8-3.3#PBF, start by verifying the input voltage, output voltage, and current. Check for proper PCB layout, decoupling, and thermal management. Use an oscilloscope to check for noise, oscillations, or other anomalies. Consult the datasheet and application notes for guidance on troubleshooting common issues.