QTC332.76812B2R

Crystal, QTC3, 32.768 kHz, 20 ppm, 12.5 pF

⚠️ Reference pricing provided. In case of supply shortages, we will connect you with our trusted procurement partners to ensure your project's continuity.

Manufacturer: QANTEK TECHNOLOGY CORPORATION
Product type: Crystals
Frequency Nom:32.768kHz; Crystal Case:SMD, 3.2mm x 1.5mm; Frequency Stability + / -:-; Load Capacitance:12.5pF; Frequency Tolerance + / -:20ppm; Product Range:QTC3 Series; Operati
SVHC: No SVHC (27-Jun-2024)
Frequency Nom: 32.768kHz
Product Range: QTC3
Load Capacitance: 12.5pF
Crystal Frequency: 32.768kHz
Crystal Case / Package: SMD, 3.2mm x 1.5mm
Frequency Stability + / -: -
Frequency Tolerance + / -: 20ppm
Operating Temperature Max: 85°C
Operating Temperature Min: -40°C

Delivery and price
Units per pack	500
Price	0.552 €
Current stock	500+
Lead time	30 days

Datasheet

**QTC3 Series** 1.5x3.2 SMD Tuning Fork 

## **Features** 

- Low frequency in small size SMD 

- Seam sealed ceramic package offers excellent environmental & heat resistance 

- Extended temperature -40 to +85°C for industrial applications 

## **Applications** 

- Commercial and Industrial applications 

- Wireless communications 

- PDA and Smartphone 

- Time of day applications 

|General Specifications|General Specifications|
|---|---|
|Nominal Frequency|32.768kHz|
|Frenquency Tolerance at 25°C|±20ppm|
|Temperature Coefficient|-0.034 ± 0.008ppm/DºC²|
|Temperature Range (Operating)|-40 to +85ºC|
|Storage Temperature|-55 to +125°C|
|Load Capacitance CL|6pF, 7pF, 9pF, 12.5pF|
|Shunt Capacitance C0|1.7pF typ.|
|Shunt Capacitance C<br>Motional Capacitance C1|1.7pF typ.<br>3.0fF typ.|
|Equivalent Series Resistance (ESR)|50KΩtyp. / 70KΩmax.|
|Drive Level|1μW max.|
|Aging per Year|±3ppm max.|
|Insulation Resistance (MΩ)|500 at 100Vdc ±15Vdc|
|Quality Factor|70000 typ.|
|Capacitance Ratio|450 typ.|



**==> picture [199 x 158] intentionally omitted <==**

**----- Start of picture text -----**<br>
Mechanical Dimensions<br>3,2 1,0 1,5 1,0<br>0,7 0,7<br>I \V \ a - Xs<br>1,5 1,8<br>max.0,65<br>**----- End of picture text -----**<br>


## Part Numbering Guide 

|Part Numbering Guideg GuideGuide|Part Numbering Guideg GuideGuide|Part Numbering Guideg GuideGuide|Part Numbering Guideg GuideGuide|Part Numbering Guideg GuideGuide|Part Numbering Guideg GuideGuide|Part Numbering Guideg GuideGuide|
|---|---|---|---|---|---|---|
|Qantek Code|Package|Nominal Frequency (in kHz)|Load Capacitance|Operating Temperature Range|Frequency Tolerance|Packaging|
|Q = Qantek|TC3 = 1.5x3.2 SMD<br>=Tuning Fork|32.768|06 = 6pF<br>07 = 7pF<br>09 = 9pF<br>**12 = 12.5pF**|**B = -40 to +85°C**|1 = ±10ppm<br>**2 = ±20ppm**<br>3 = ±30ppm|R = 3000pcs Tape&Reel|
|Example: QTC332.76812B2R<br>bold letters = recommended standard specification|||||||



## Tape and Reel Dimensions 

## **QANTEK Technology Corporation** 

Phone: +1 877-227-0440 (tollfree) Fax: +1 877-227-0440 (tollfree) 

www.qantek.com info@qantek.com 

**QTC3 Series** 1.5x3.2 SMD Tuning Fork 

## Marking Code Guide 

Contains manufacturer code / lot code 

**==> picture [252 x 186] intentionally omitted <==**

**----- Start of picture text -----**<br>
Solder Reflow Profile<br>**----- End of picture text -----**<br>


**==> picture [142 x 46] intentionally omitted <==**

**==> picture [248 x 186] intentionally omitted <==**

**----- Start of picture text -----**<br>
Frequency vs. Temperature Characteristics<br>To calculate the frequency stability the parabolic curvature constant (K) is needed.<br>For calculating the stability at 45°C?<br>1- Change in temperature (  D T) is (45-25) = +20°C<br>2- Change in frequency is (-0.034 x (  D °C)²) = (-0.035 x (20)² = -13.6ppm<br>**----- End of picture text -----**<br>


**QANTEK Technology Corporation** 

Phone: +1 877-227-0440 (tollfree) www.qantek.com Fax: +1 877-227-0440 (tollfree) info@qantek.com

Updated at April 26, 2026

About Novapart

Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.

Learn more →

Stock Shortage Specialist

When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.

Request a quote →

Compliant Alternatives

We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.

BOM Analysis service →