SHT21Alternatives & Equivalent Parts
About SHT21
SHT21 is a Hygrometer component manufactured by Sensirion. It comes in a Small Outline No-lead package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | SHT21Source | 87437-1043 | SHT21P | TMCS1101A1BQDT |
|---|---|---|---|---|
| Manufacturer | Sensirion | Molex | Sensirion | Texas Instruments |
| Package Type | Small Outline No-lead | Other | Small Outline No-lead | Small Outline Packages |
| Pin Count | 7 | 20 | 7 | 8 |
| Temperature Range | -40.0°C ~ 125.0°C | -55.0°C ~ 105.0°C | — | -40.0°C ~ 125.0°C |
| Price | $2.1271 | $0.3597 | $5.1600 | $2.3873 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | NOT RECOMMENDED | ACTIVE | — | OBSOLETE |
| Electrical Parameters | ||||
| YTEOL | 3 | 8 | — | 0 |
| Body Breadth | 3 mm | 0.175 inch | — | 3.895 mm |
| Body Height | 1.1 mm | — | — | 1.75 mm |
| Body Length or Diameter | 3 mm | — | — | 4.905 mm |
| Mounting Feature | SURFACE MOUNT | — | — | SURFACE MOUNT |
| Output Type | DIGITAL VOLTAGE | — | — | ANALOG VOLTAGE |
| Package Body Material | PLASTIC | — | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC6,.12,40 | — | — | SOP8,.23 |
| Package Shape/Style | SQUARE | — | — | RECTANGULAR |
| Sensors/Transducers Type | HUMIDITY AND TEMPERATURE SENSOR | — | — | CURRENT SENSOR |
| Supply Voltage-Max | 3.6 V | — | — | 5.5 V |
| Supply Voltage-Min | 2.1 V | — | — | 3 V |
| Surface Mount | YES | — | — | YES |
| Technology | CMOS | — | — | — |
| Pbfree Code | — | Yes | — | — |
| Reach Compliance Code | — | Compliant | — | — |
| Factory Lead Time | — | 22 Weeks | — | — |
| Additional Feature | — | COMPATABLE CONTACT:87437-8083 | — | — |
| Body Depth | — | 0.226 inch | — | — |
| Body Length | — | 0.642 inch | — | — |
| Body/Shell Style | — | PLUG | — | — |
| Connector Type | — | BOARD CONNECTOR | — | — |
| Contact Finish Mating | — | NOT SPECIFIED | — | — |
| Contact Finish Termination | — | Matte Tin (Sn) - with Nickel (Ni) barrier | — | — |
| Contact Gender | — | MALE | — | — |
| Contact Material | — | NOT SPECIFIED | — | — |
| Contact Pattern | — | RECTANGULAR | — | — |
| Contact Resistance | — | 40 mΩ | — | — |
| Contact Style | — | SQ PIN-SKT | — | — |
| DIN Conformance | — | NO | — | — |
| Dielectric Withstanding Voltage | — | 700VAC V | — | — |
| Durability | — | 10 Cycles | — | — |
| Filter Feature | — | NO | — | — |
| IEC Conformance | — | NO | — | — |
| Insulation Resistance | — | 1000000000 Ω | — | — |
| Insulator Color | — | BEIGE | — | — |
| Insulator Material | — | GLASS FILLED POLYAMIDE | — | — |
| JESD-609 Code | — | e3 | — | — |
| MIL Conformance | — | NO | — | — |
| Mating Contact Pitch | — | 0.059 inch | — | — |
| Mixed Contacts | — | NO | — | — |
| Mounting Option 1 | — | LOCKING | — | — |
| Mounting Style | — | STRAIGHT | — | — |
| Mounting Type | — | BOARD | — | — |
| Number Of Connectors | — | ONE | — | — |
| Number Of PCB Rows | — | 1 | — | — |
| Number of Rows Loaded | — | 1 | — | — |
| Option | — | GENERAL PURPOSE | — | — |
| PCB Contact Pattern | — | RECTANGULAR | — | — |
| Plating Thickness | — | 100u inch | — | — |
| Polarization Key | — | POLARIZED HOUSING | — | — |
| Rated Current (Signal) | — | 2.5 A | — | — |
| Reference Standard | — | UL | — | — |
| Terminal Pitch | — | 1.5 mm | — | — |
| Termination Type | — | SURFACE MOUNT | — | — |
| Total Number of Contacts | — | 10 | — | — |
| UL Flammability Code | — | 94V-0 | — | — |
| Date Of Intro | — | — | — | 2020-05-31 |
| Terminal Finish | — | — | — | MATTE TIN |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 3 alternatives for SHT21 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for SHT21 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating SHT21 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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FAQ
What is equivalent to SHT21?
Known equivalents for SHT21 include 87437-1043, SHT21P, TMCS1101A1BQDT. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of SHT21?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify SHT21 alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.