LT3032IDE-3.3#PBF Analog Devices Integrated Circuit (Other) In Stock
The LT3032IDE-3.3#PBF is a dual 200mA positive/negative low-dropout linear regulator from Analog Devices. It delivers a fixed 3.3 V output with ultralow noise and 150 mV typical dropout voltage, supporting 2.3 V to 20 V input range. Ideal for noise-sensitive analog, RF, and medical instrumentation circuits requiring clean, dual-rail supplies.
- Manufacturer
- Analog Devices
- Package
- Other
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- LT3032IDE-3.3#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.5300(MOQ 1)
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-output positive and negative 200 mA LDO regulators in a single IC
- Ultralow noise output ideal for sensitive analog and RF applications
- 150 mV typical dropout voltage with 2.3 V to 20 V wide input range
- Fixed 3.3 V output with tight regulation accuracy
Applications
The LT3032IDE-3.3#PBF is well-suited for powering noise-sensitive analog circuits such as ADCs, DACs, and precision amplifiers that require clean dual-rail supplies. It is commonly used in RF front-end modules, medical instrumentation, and communication systems where low-noise regulation is critical. The device is also a reliable choice for portable and industrial equipment demanding compact, efficient dual-polarity power management.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1731 |
| YTEOL | 8.5 |
| Adjustability | FIXED |
| Dropout Voltage1-Max | 0.27V |
| Dropout Voltage1-Nom | 0.15V |
| Dropout Voltage2-Max | 0.27V |
| Input Voltage Absolute-Max | 20V |
| Input Voltage-Max | 20V |
| Input Voltage-Min | 2.3V |
| JESD-30 Code | R-PDSO-N14 |
| JESD-609 Code | e3 |
| Line Regulation-Max | 0.03% |
| Number of Functions | 1 |
| Number of Outputs | 2 |
| Operating Temperature TJ-Max | 125°C |
| Operating Temperature TJ-Min | -40 °C |
| Output Current1-Max | 0.15A |
| Output Current2-Max | 0.15A |
| Output Voltage1-Max | 3.4V |
| Output Voltage1-Min | 3.2V |
| Output Voltage1-Nom | 3.3V |
| Output Voltage2-Max | -3.4 V |
| Output Voltage2-Min | -3.2 V |
| Output Voltage2-Nom | -3.3 V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC14,.12,20 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Regulator Type | FIXED MIXED MULTIPLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Voltage Tolerance-Max | 3% |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the dropout voltage of the LT3032IDE-3.3#PBF and why does it matter for battery-powered designs?
The LT3032IDE-3.3#PBF has a typical dropout voltage of 150 mV (maximum 270 mV), which means it can regulate a 3.3 V output even when the input supply is only about 3.45 V. This low dropout is critical for battery-powered applications where the supply voltage is close to the regulated output, extending usable battery life.
Which applications benefit most from the dual positive/negative outputs of the LT3032IDE-3.3#PBF?
Circuits requiring symmetric dual-rail supplies benefit greatly, such as precision op-amp stages, ADC reference circuits, and RF mixers. The device delivers up to 200 mA on each rail with ultralow output noise, making it ideal for medical instrumentation and high-frequency analog signal chains where supply noise directly degrades SNR by several dB.
How does the LT3032IDE-3.3#PBF compare to a single-output LDO when powering a split-supply instrumentation amplifier at 3.3 V?
Using the LT3032IDE-3.3#PBF eliminates the need for two separate LDO ICs and their associated passives, saving board space and reducing BOM cost. A single-output LDO would require a charge pump or inverting converter to generate the negative rail, which typically introduces switching noise above 1 MHz, while this part provides a quiet linear negative output at 200 mA.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
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| 10+ | $5.9060 | $59.06 |
| 19+ | $4.6800 | $88.92 |
| 1000+ | $3.5300 | $3530.00 |
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