CK1031Alternatives & Equivalent Parts
About CK1031
CK1031 is a Switch component manufactured by Lorlin. It comes in a Other 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 | CK1031Source | US1G-13-F | ATTINY1634-SU | BQ7791502PW | PIC16F15345-I/SS | PIC16F15345T-I/GZ |
|---|---|---|---|---|---|---|
| Manufacturer | Lorlin | Diodes Inc. | Microchip | Texas Instruments | Microchip | Microchip |
| Package Type | Other | Diodes Moulded | Small Outline Packages | Small Outline Packages | Small Outline Packages | Quad Flat No-Lead |
| Pin Count | 15 | 2 | 20 | 24 | 20 | 20 |
| Temperature Range | -30.0°C ~ 85.0°C | -65.0°C ~ 150.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $2.1100 | $0.0261 | $1.6200 | $1.2289 | $0.8180 | $0.9300 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | CONTACT MANUFACTURER | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||||
| Actuator Type | SPINDLE | — | — | — | — | — |
| Body Height | 14.1 mm | — | — | — | — | — |
| Body Length or Diameter | 26.2 mm | — | — | — | — | — |
| Contact (AC) Max Rating R Load | .15A@250VAC | — | — | — | — | — |
| Contact Current(AC)-Max | 0.15 A | — | — | — | — | — |
| Contact Current(DC)-Max | 0.15 A | — | — | — | — | — |
| Contact (DC) Max Rating R Load | .15A@250VDC | — | — | — | — | — |
| Contact Voltage(AC)-Max | 250 V | — | — | — | — | — |
| Contact Voltage(DC)-Max | 250 V | — | — | — | — | — |
| Electrical Life | 10000 Cycle(s) | — | — | — | — | — |
| Indexing Angle | 30 deg | — | — | — | — | — |
| JESD-609 Code | e4 | e3 | e3 | e4 | e3 | e3 |
| Mounting Feature | PANEL MOUNT-THREADED | — | — | — | — | — |
| Number of Positions | 4 | — | — | — | — | — |
| Number of Switch Sections | 1 | — | — | — | — | — |
| Surface Mount | NO | YES | YES | YES | YES | YES |
| Switch Action | LATCHED | — | — | — | — | — |
| Switch Function | 3P4T | — | — | — | — | — |
| Switch Type | ROTARY SWITCH | — | — | — | — | — |
| Terminal Finish | Silver (Ag) | MATTE TIN | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) |
| Termination Type | SOLDER | — | — | — | — | — |
| Pbfree Code | — | No | Yes | Yes | — | — |
| Manufacturer Package Code | — | SMA | SOIC-20 | — | SSOP-20 | UQFN-20 |
| YTEOL | — | 6 | 14 | 15 | 19 | 7 |
| Application | — | EFFICIENCY | — | — | — | — |
| Configuration | — | SINGLE | — | — | — | — |
| Diode Element Material | — | SILICON | — | — | — | — |
| Diode Type | — | RECTIFIER DIODE | — | — | — | — |
| Forward Voltage-Max (VF) | — | 1.3 V | — | — | — | — |
| JESD-30 Code | — | R-PDSO-C2 | R-PDSO-G20 | R-PDSO-G24 | R-PDSO-G20 | S-PQCC-N20 |
| Non-rep Pk Forward Current-Max | — | 30 A | — | — | — | — |
| Number of Elements | — | 1 | — | — | — | — |
| Number of Phases | — | 1 | — | — | — | — |
| Output Current-Max | — | 1 A | — | — | — | — |
| Package Body Material | — | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | — | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE |
| Package Style | — | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, SHRINK PITCH | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | — | 260 | 250 | 260 | — | — |
| Qualification Status | — | Not Qualified | Not Qualified | — | — | — |
| Rep Pk Reverse Voltage-Max | — | 400 V | — | — | — | — |
| Reverse Current-Max | — | 5 µA | — | — | — | — |
| Reverse Recovery Time-Max | — | 0.05 µs | — | — | — | — |
| Reverse Test Voltage | — | 400 V | — | — | — | — |
| Terminal Form | — | C BEND | GULL WING | GULL WING | GULL WING | NO LEAD |
| Terminal Position | — | DUAL | DUAL | DUAL | DUAL | QUAD |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 40 | 30 | — | — |
| Factory Lead Time | — | — | 7 Weeks | — | 6 Weeks | 11 Weeks |
| Has ADC | — | — | YES | — | YES | YES |
| Additional Feature | — | — | IT ALSO OPERATES AT 2.7V AT 8 MHZ AND 1.8 V AT 2MHZ | — | — | — |
| Bit Size | — | — | 8 | — | 32 | 32 |
| Boundary Scan | — | — | NO | — | NO | NO |
| CPU Family | — | — | AVR RISC | — | PIC16 | PIC16 |
| Clock Frequency-Max | — | — | 12 MHz | — | 32 MHz | 32 MHz |
| DAC Channels | — | — | NO | — | YES | YES |
| DMA Channels | — | — | NO | — | NO | NO |
| Format | — | — | FIXED POINT | — | FIXED POINT | FIXED POINT |
| Integrated Cache | — | — | NO | — | NO | NO |
| Low Power Mode | — | — | YES | — | YES | YES |
| Number of External Interrupts | — | — | 1 | — | — | — |
| Number of I/O Lines | — | — | 18 | — | 18 | 18 |
| Number of Serial I/Os | — | — | 2 | — | 2 | 2 |
| Number of Timers | — | — | 2 | — | 3 | 3 |
| On Chip Data RAM Width | — | — | 8 | — | 8 | 8 |
| On Chip Program ROM Width | — | — | 8 | — | 14 | 14 |
| PWM Channels | — | — | YES | — | YES | YES |
| Package Equivalence Code | — | — | SOP20,.4 | TSSOP24,.25 | SSOP20,.3 | LCC20,.16SQ,20 |
| RAM (bytes) | — | — | 1024 | — | 1024 | 1024 |
| ROM (words) | — | — | 16384 | — | 8192 | 8192 |
| ROM Programmability | — | — | FLASH | — | FLASH | FLASH |
| Speed | — | — | 12 MHz | — | 32 MHz | 32 MHz |
| Supply Current-Max | — | — | 6 mA | — | 3.6 mA | 3.6 mA |
| Supply Voltage-Max | — | — | 5.5 V | — | 5.5 V | 5.5 V |
| Supply Voltage-Min | — | — | 5 V | — | 2.3 V | 2.3 V |
| Supply Voltage-Nom | — | — | 5 V | — | 3 V | 3 V |
| Technology | — | — | CMOS | — | CMOS | CMOS |
| Temperature Grade | — | — | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL |
| Terminal Pitch | — | — | 1.27 mm | 0.65 mm | 0.65 mm | 0.5 mm |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC | — | MICROCONTROLLER, RISC | MICROCONTROLLER, RISC |
| ## ATTINY1634-SU Alternates Showing results | — | — | Image | — | — | — |
| Date Of Intro | — | — | — | 2019-09-30 | 2016-11-21 | 2019-05-08 |
| Adjustable Threshold | — | — | — | YES | — | — |
| Analog IC - Other Type | — | — | — | BATTERY PROTECTOR | — | — |
| Input Voltage-Max | — | — | — | 25 V | — | — |
| Number of Channels | — | — | — | 6 | — | — |
| Number of Functions | — | — | — | 1 | — | — |
| Supply Current-Max (Isup) | — | — | — | 0.08 mA | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | 25 V | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | 3 V | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 20 V | — | — |
| Threshold Voltage-Nom | — | — | — | 2.9 | — | — |
| ## BQ7791502PW Alternates Showing results | — | — | — | Image | — | — |
| ## PIC16F15345-I/SS Alternates Showing results | — | — | — | — | Image | — |
| ## PIC16F15345T-I/GZ Alternates Showing results | — | — | — | — | — | Image |
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 5 alternatives for CK1031 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for CK1031 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 CK1031 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.
Can't Find What You Need?
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FAQ
What is equivalent to CK1031?
Known equivalents for CK1031 include US1G-13-F, ATTINY1634-SU, BQ7791502PW. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of CK1031?
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 CK1031 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.