Part Details for LT3991IDD#PBF by Analog Devices Inc
Results Overview of LT3991IDD#PBF by Analog Devices Inc
- Distributor Offerings: (15 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (2 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.
LT3991IDD#PBF Information
LT3991IDD#PBF by Analog Devices Inc 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 LT3991IDD#PBF
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
51AK8873
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Newark | Dc/Dc Conv, Buck, 2Mhz, 125Deg C, Output Type:Adjustable, No. Of Outputs:1Outputs, Topology:Buck (Step Down), Input Voltage Min:4.3V, Input Voltage Max:55V, Max Output Current:1.2A, Ic Case/Package:Dfn-Ep, No. Of Pins:10Pins Rohs Compliant: Yes |Analog Devices LT3991IDD#PBF RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 0 |
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$4.9100 / $10.5300 | Buy Now |
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DISTI #
LT3991IDD#PBF-ND
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DigiKey | IC REG BUCK ADJ 1.2A 10DFN Min Qty: 1 Lead time: 10 Weeks Container: Tube | Temporarily Out of Stock |
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$4.9125 / $10.5300 | Buy Now |
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DISTI #
584-LT3991IDD#PBF
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Mouser Electronics | Switching Voltage Regulators 55V, 1.2A Buck Reg w/ 2.8 A Q C RoHS: Compliant | 0 |
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$4.9100 / $10.5300 | Order Now |
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DISTI #
V36:1790_06430343
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Arrow Electronics | Conv DC-DC 4.3V to 55V Synchronous Step Down Single-Out 1.19V to 30V 1.2A 10-Pin DFN EP Tube COO: Thailand RoHS: Compliant Min Qty: 121 Package Multiple: 121 Lead time: 10 Weeks Date Code: 2424 | Americas - 14 |
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$4.8520 / $4.8990 | Buy Now |
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Analog Devices Inc | 55V, 1.2A Buck Reg w/ 2.8µA Q Package Multiple: 121 | 5929 |
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$3.9300 / $10.5300 | Buy Now |
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DISTI #
35214143
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Verical | Conv DC-DC 4.3V to 55V Synchronous Step Down Single-Out 1.19V to 30V 1.2A 10-Pin DFN EP Tube RoHS: Compliant Min Qty: 121 Package Multiple: 121 | Americas - 5929 |
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$4.8609 | Buy Now |
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DISTI #
90965457
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Verical | Conv DC-DC 4.3V to 55V Synchronous Step Down Single-Out 1.19V to 30V 1.2A 10-Pin DFN EP Tube RoHS: Compliant Min Qty: 14 Package Multiple: 14 Date Code: 2424 | Americas - 14 |
|
$4.8520 / $4.8990 | Buy Now |
|
DISTI #
V36:1790_06430343
|
Arrow Electronics | Conv DC-DC 4.3V to 55V Synchronous Step Down Single-Out 1.19V to 30V 1.2A 10-Pin DFN EP Tube COO: Thailand RoHS: Compliant Min Qty: 121 Package Multiple: 121 Lead time: 10 Weeks Date Code: 2424 | Americas - 14 |
|
$4.8520 / $4.8990 | Buy Now |
|
DISTI #
35214143
|
Verical | Conv DC-DC 4.3V to 55V Synchronous Step Down Single-Out 1.19V to 30V 1.2A 10-Pin DFN EP Tube RoHS: Compliant Min Qty: 121 Package Multiple: 121 | Americas - 5929 |
|
$4.8609 | Buy Now |
|
DISTI #
90965457
|
Verical | Conv DC-DC 4.3V to 55V Synchronous Step Down Single-Out 1.19V to 30V 1.2A 10-Pin DFN EP Tube COO: Thailand RoHS: Compliant Min Qty: 14 Package Multiple: 14 Date Code: 2424 | Americas - 14 |
|
$4.8520 / $4.8990 | Buy Now |
US Tariff Estimator: LT3991IDD#PBF by Analog Devices Inc
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.
Part Details for LT3991IDD#PBF
LT3991IDD#PBF CAD Models
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LT3991IDD#PBF Part Data Attributes
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LT3991IDD#PBF
Analog Devices Inc
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Datasheet
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LT3991IDD#PBF
Analog Devices Inc
Switching Regulator, Current-mode, 2.9A, 2400kHz Switching Freq-Max, BIPolar, PDSO10
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| Pbfree Code | No | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | Hvson, | |
| Pin Count | 10 | |
| Manufacturer Package Code | 05-08-1699 | |
| Reach Compliance Code | Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Additional Feature | Also Operates In Adjustable Mode From 1.19 To 30v | |
| Analog IC - Other Type | Switching Regulator | |
| Control Mode | Current-Mode | |
| Control Technique | Pulse Width Modulation | |
| Input Voltage-Max | 55 V | |
| Input Voltage-Min | 4.3 V | |
| Input Voltage-Nom | 12 V | |
| JESD-30 Code | S-PDSO-N10 | |
| JESD-609 Code | e3 | |
| Length | 3 Mm | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Terminals | 10 | |
| Operating Temperature-Max | 125 °C | |
| Operating Temperature-Min | -40 °C | |
| Output Current-Max | 2.9 A | |
| Output Voltage-Max | 3.376 V | |
| Output Voltage-Min | 3.224 V | |
| Output Voltage-Nom | 3.3 V | |
| Package Body Material | Plastic/Epoxy | |
| Package Code | HVSON | |
| Package Shape | Square | |
| Package Style | Small Outline, Heat Sink/Slug, Very Thin Profile | |
| Peak Reflow Temperature (Cel) | 260 | |
| Qualification Status | Not Qualified | |
| Seated Height-Max | 0.8 Mm | |
| Surface Mount | Yes | |
| Switcher Configuration | Buck | |
| Switching Frequency-Max | 2400 Khz | |
| Technology | Bipolar | |
| Temperature Grade | Automotive | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | No Lead | |
| Terminal Pitch | 0.5 Mm | |
| Terminal Position | Dual | |
| Time@Peak Reflow Temperature-Max (s) | 30 | |
| Width | 3 Mm |
Alternate Parts for LT3991IDD#PBF
This table gives cross-reference parts and alternative options found for LT3991IDD#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 LT3991IDD#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 |
|---|---|---|---|---|
| LT3991EDD#PBF | Analog Devices Inc | $4.5006 | Switching Regulator, Current-mode, 2.9A, 2400kHz Switching Freq-Max, BIPolar, PDSO10 | LT3991IDD#PBF vs LT3991EDD#PBF |
| LT3991EDD#TRPBF | Analog Devices Inc | Check for Price | Switching Regulator, Current-mode, 2.9A, 2400kHz Switching Freq-Max, BIPolar, PDSO10 | LT3991IDD#PBF vs LT3991EDD#TRPBF |
LT3991IDD#PBF Frequently Asked Questions (FAQ)
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The maximum input voltage that the LT3991IDD#PBF can handle is 60V, but it's recommended to keep it below 50V for optimal performance and reliability.
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To ensure the stability of the output voltage, make sure to use a minimum output capacitance of 10uF, and a maximum ESR of 1 ohm. Also, ensure that the input voltage is within the recommended range and the output current is within the specified limits.
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The maximum output current that the LT3991IDD#PBF can provide is 1.5A, but it's recommended to keep it below 1.2A for optimal performance and reliability.
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To protect the LT3991IDD#PBF from overheating, ensure good airflow around the device, use a heat sink if necessary, and keep the junction temperature below 125°C. Also, avoid operating the device at maximum power for extended periods.
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Yes, the LT3991IDD#PBF can operate in high-temperature environments, but the junction temperature should not exceed 125°C. Also, the device's performance and reliability may degrade at high temperatures.