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Alternatives to Analog Devices LT1021BCN8-5

Analog Devices LT1021BCN8-5 and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.

LT1021BCN8-5 compared against its qualified second sources
LT1021BCN8-5Analog DevicesLT1021BCN8-5#PBFAnalog Devices Inc.LT1236CCN8-5#PBFAnalog Devices Inc.+3more
FFF CompatibilityIdentical pin-out and package configuration to the original part.Identical 8-PDIP through-hole package envelope and lead spacing.Same internal buried Zener architecture and electrical specifications.Pins 2, 4, 5, and 6 match the input, ground, trim, and output pins of the LT1021, while pins 1, 3, 7, and 8 are internal no-connects.Standard 8-PDIP plastic package with matching dimensions and pitch.Provides 5V output at 10mA with outstanding line and load regulation.
AI Summary

LT1021BCN8-5 by Analog Devices: Series, Buried Zener Voltage Reference IC Fixed 5V V ±1% 10 mA 8-PDIP.

This is the direct lead-free (RoHS-compliant) counterpart of the obsolete LT1021BCN8-5. It is manufactured on the identical production line with the exact same silicon die, providing identical electrical performance and mechanical fit. Use this as the first-choice drop-in replacement.

  • Official lead-free (RoHS compliant) equivalent of the exact same silicon die
  • Identical 5ppm/°C temperature coefficient and ±0.05% typical initial accuracy
  • True drop-in replacement requiring absolutely zero PCB or circuit redesign

The LT1236 is designed as a high-precision, low-drift upgrade and second source to the LT1021 series. It utilizes an identical buried Zener design to maintain extremely low noise and high long-term stability in a pin-compatible 8-PDIP package.

  • Active, highly stable buried Zener architecture similar to the LT1021
  • Excellent low noise of 3µVp-p (0.1Hz to 10Hz) matching the original part
  • Pin-compatible configuration allowing direct drop-in replacement
  • Slightly higher temperature drift of 15ppm/°C compared to the original 5ppm/°C.
Lifecycle StatusObsoleteActiveUnknown
Market AvailabilityNon-stockIn stockUnknown
REACHREACHREACHUnknown
RoHSRoHSRoHSUnknown
DescriptionSeries, Buried Zener Voltage Reference IC Fixed 5V V ±1% 10 mA 8-PDIPSeries, Buried Zener Voltage Reference IC Fixed 5V V ±1% 10 mA 8-PDIPThe LT1236 is designed as a high-precision, low-drift upgrade and second source to the LT1021 series. It utilizes an identical buried Zener
ManufacturerAnalog DevicesAnalog Devices Inc.Analog Devices Inc.
TypePower Management (PMIC)Power Management (PMIC)Component
DatasheetOpenOpenN/A
Lead Time16 weeks10 weeksUnknown
Country of Origin---
Export Control Class NumberEAR99EAR99EAR99
HTSUS Code8542.39.0060--
Moisture Sensitivity Level1 (Unlimited)--
Tolerance±1%--
Output TypeFixed--
Mounting TypeThrough Hole--
Package / Case8-DIP (0.300", 7.62mm)--
Reference TypeSeries, Buried Zener--
Voltage - Input7.2V ~ 40V--
Current - Output10 mA--
Current - Supply1.5mA--

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Related parts

PartMarket availabilityLifecycleAlternatives available
LT1021BCN8-10Analog DevicesNon-stockObsolete4Alternatives availableSee Alternatives
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LT1211ACN8Analog DevicesNon-stockObsolete5Alternatives availableSee Alternatives
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Frequently asked questions

Yes. The Analog Devices LT1021BCN8-5 is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.

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