| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| NCP1117DT33G | onsemi | $0.5924 | Fixed Positive LDO Regulator, 3.3V, 1.2V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs NCP1117DT33G |
| LD1117A-33-TN3-B-R | Unisonic Technologies Co Ltd | Check for Price | Adjustable Positive LDO Regulator | LD1117DT33CTR vs LD1117A-33-TN3-B-R |
| LM1117DT-3.3/NOPB | National Semiconductor Corporation | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs LM1117DT-3.3/NOPB |
| NCP1117DT33RK | onsemi | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.2V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs NCP1117DT33RK |
| LD1117AL-33-TN3-B-R | Unisonic Technologies Co Ltd | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs LD1117AL-33-TN3-B-R |
| LD1117AL-33-TN3-B-T | Unisonic Technologies Co Ltd | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs LD1117AL-33-TN3-B-T |
| LM1117DT-3.3 | Texas Instruments | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs LM1117DT-3.3 |
| LD1117AG-33-TN3-B-T | Unisonic Technologies Co Ltd | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.3V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs LD1117AG-33-TN3-B-T |
| TLV1117-33IKTPR | Texas Instruments | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1.4V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs TLV1117-33IKTPR |
| AN77033SP | Panasonic Electronic Components | Check for Price | Fixed Positive LDO Regulator, 3.3V, 1V Dropout, BIPolar, PSSO2 | LD1117DT33CTR vs AN77033SP |
Part Details for LD1117DT33CTR by STMicroelectronics
Results Overview of LD1117DT33CTR by STMicroelectronics
- Distributor Offerings: (18 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- 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.
LD1117DT33CTR Information
LD1117DT33CTR by STMicroelectronics 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 LD1117DT33CTR
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
99Y8148RL
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Newark | Fixed Ldo Voltage Regulator, 4.75V-15V, |Stmicroelectronics LD1117DT33CTR RoHS: Compliant Min Qty: 100 Package Multiple: 1 Date Code: 0 Container: Tape & Reel | 2095 |
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$0.2680 / $0.3450 | Buy Now |
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DISTI #
99Y8148
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Newark | Fixed Ldo Voltage Regulator, 4.75V-15V, |Stmicroelectronics LD1117DT33CTR RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape | 2095 |
|
$0.2680 / $0.4720 | Buy Now |
|
DISTI #
94W8264
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Newark | V Reg, 1Vdo, 0.8A, 3.3V, 4%, Dpak, |Stmicroelectronics LD1117DT33CTR RoHS: Compliant Min Qty: 2500 Package Multiple: 1 Date Code: 0 Container: Tape & Reel | 0 |
|
$0.2150 / $0.2230 | Buy Now |
|
DISTI #
497-1235-2-ND
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DigiKey | IC REG LINEAR 3.3V 800MA DPAK Min Qty: 2500 Container: Tape & Reel |
32434 Tape & Reel |
|
$0.1858 / $0.2013 | Buy Now |
|
DISTI #
497-1235-6-ND
|
DigiKey | IC REG LINEAR 3.3V 800MA DPAK Min Qty: 1 Container: Digi-Reel |
32434 Digi-Reel® |
|
$0.2109 / $0.4600 | Buy Now |
|
DISTI #
511-LD1117DT33C-TR
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Mouser Electronics | LDO Voltage Regulators 3.3V 0.8A Positive RoHS: Compliant | 9369 |
|
$0.1890 / $0.4600 | Buy Now |
|
|
Future Electronics | LD1117 Series 1300 mA 3.3 V Fixed SMT Positive Voltage Regulator - TO-252 RoHS: Compliant pbFree: Yes Min Qty: 2500 Package Multiple: 2500 Lead time: 30 Weeks Container: Reel | 5000Reel |
|
$0.1590 / $0.1660 | Buy Now |
|
|
Future Electronics | LD1117 Series 1300 mA 3.3 V Fixed SMT Positive Voltage Regulator - TO-252 RoHS: Compliant pbFree: Yes Min Qty: 2500 Package Multiple: 2500 Lead time: 30 Weeks Container: Reel | 0Reel |
|
$0.1590 / $0.1660 | Buy Now |
|
|
Bristol Electronics | LDO Regulator Pos 3.3V 1.3A 3-Pin(2+Tab) DPAK T/R | 386 |
|
RFQ | |
|
|
Quest Components | 3.3 V FIXED POSITIVE LDO REGULATOR, 1.3 V DROPOUT, PSSO2 | 989 |
|
$0.2075 / $0.7980 | Buy Now |
US Tariff Estimator: LD1117DT33CTR by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
LD1117DT33CTR CAD Models
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LD1117DT33CTR Part Data Attributes
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LD1117DT33CTR
STMicroelectronics
Buy Now
Datasheet
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Compare Parts:
LD1117DT33CTR
STMicroelectronics
Fixed Positive LDO Regulator, 3.3V, 1.2V Dropout, BIPolar, PSSO2
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Part Package Code | TO-252 | |
| Package Description | Dpak-3/2 | |
| Pin Count | 3 | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.60 | |
| Factory Lead Time | 12 Weeks | |
| Adjustability | Fixed | |
| Dropout Voltage1-Max | 1.2 V | |
| Dropout Voltage1-Nom | 1.1 V | |
| Input Voltage Absolute-Max | 15 V | |
| Input Voltage-Max | 15 V | |
| Input Voltage-Min | 4.75 V | |
| JESD-30 Code | R-PSSO-G2 | |
| JESD-609 Code | e3 | |
| Length | 6.5 Mm | |
| Line Regulation-Max | 0.03% | |
| Load Regulation-Max | 0.03% | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | -40 °C | |
| Output Current1-Max | 1.3 A | |
| Output Voltage1-Max | 3.44 V | |
| Output Voltage1-Min | 3.16 V | |
| Output Voltage1-Nom | 3.3 V | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | TO-252 | |
| Package Equivalence Code | SMSIP3H,.38,90TB | |
| Package Shape | Rectangular | |
| Package Style | Small Outline | |
| Packing Method | Tr, 13 Inch | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Regulator Type | Fixed Positive Single Output Ldo Regulator | |
| Seated Height-Max | 2.3 Mm | |
| Surface Mount | Yes | |
| Technology | Bipolar | |
| Terminal Finish | Tin (Sn) - Immersion | |
| Terminal Form | Gull Wing | |
| Terminal Pitch | 2.28 Mm | |
| Terminal Position | Single | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Voltage Tolerance-Max | 2% | |
| Width | 6.1 Mm |
Alternate Parts for LD1117DT33CTR
This table gives cross-reference parts and alternative options found for LD1117DT33CTR. 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 LD1117DT33CTR, 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.
LD1117DT33CTR Frequently Asked Questions (FAQ)
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The maximum input voltage is 15V, but it's recommended to keep it below 12V for optimal performance and to prevent overheating.
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To ensure stability, a minimum output capacitance of 10uF is recommended, and the ESR (Equivalent Series Resistance) should be between 0.5Ω and 10Ω.
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The dropout voltage is typically around 1.5V, which means the input voltage should be at least 1.5V higher than the output voltage for proper regulation.
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The LD1117DT33CTR is rated for operation up to 125°C, but the junction temperature should be kept below 150°C to ensure reliability and prevent thermal shutdown.
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Power dissipation can be calculated using the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current.