Sensors CT Series Low Current AC Overview Applications The CT Series Low Alternating Current Sensors can be used to detect very low current levels and for overcurrent protection in electronic appliances. Typical applications include overcurrent detection in microcontroller-based equipment, refrigerators, air conditioners, inductive heating, servo motors, inverters, UPSs and SMPS. Benefits • • • • High sensitivity High performance Compact and lightweight Mountable on printed circuit boards Ordering Information CT- 06- 50 Series Shape Classification Number of Turns CT 05 06 07 Blank (CT-05 only) = 500 turns 50 = 500 turns 100 = 1,000 turns © KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com One world. One KEMET SE0203_CT • 8/20/2015 1 Sensors – CT Series Low Current AC Dimensions in mm CT-05 CT-06 (1.5) 10.0 22.4 10.0 ± 1 (7.1 Maximum) L1 15.5 (10.0) 18.0 φ 6.0 CT-05 (10.0)* φ 5.5 17.5 ± 0.4 L2 17.5 ± 0.4 CT-07 (7.5)* 5.5 ± 0.5 3.75 CT-07 (14.9)* 2.0 φ 5.9 19.0 20.2 Dummy Terminal 10 Maximum Product Name L1 (±5) L2 (±2) CT-06-50 CT-06-100 56.0 85.0 4.0 5.0 Output Characteristics CT-05, CT-07 AC output characteristics (example) 1000 CT-06 AC output characteristics (example) CT-07-100 500 CT-06-50 CT-07-50 (CT-05) RL=100 CT-07-100 100 RL=10 10 Output voltage Eo (mV) Output Voltage Eo (mV) CT-07-50 (CT-05) CT-06-100 200 CT-06-50 RL=100Ω 100 70 50 30 20 RL=10Ω 10 7 1 0.1 1 10 Primary Current I1 (AT) 100 CT-06-100 5 0.1 0.2 0.5 0.7 1 2 3 Primary current I1 (AT) © KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com 5 7 10 SE0203_CT • 8/20/2015 2 Sensors – CT Series Low Current AC Measuring Circut I1 RL Eo I1 : Primary current (AT) RL : Load resistance (Ω) Eo : Output voltage (mVrms) Environmental Compliance All CT sensors are RoHS compliant. Table 1 – Ratings & Part Number Reference Part Number Turns Core Lead Wires Material CT-05 500 Permalloy φ0.6 mm pin connectors Phenolic resin case, epoxy-filled CT-06-50 500 Permalloy Polyethylene sheath φ0.5 mm single wire Phenolic resin case, silicon-filled CT-06-100 1,000 Permalloy Polyethylene sheath φ0.5 mm single wire Phenolic resin case, silicon-filled CT-07-50 500 Permalloy φ0.8 mm pin connectors Phenolic resin case, epoxy-filled CT-07-100 1,000 Permalloy φ0.8 mm pin connectors Phenolic resin case, epoxy-filled Precautions Before Using Low Alternating Current Sensors • Do NOT drop or apply any other mechanical stress. • Preliminary study is required when heating by current conduction. • Do NOT use the Low Alternating Current Sensors opened between secondary output terminals. Heat build-up in the magnetic core may occur, resulting in damages to the parts by melting of the coil. © KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com SE0203_CT • 8/20/2015 3 Sensors – CT Series Low Current AC KEMET Corporation World Headquarters Europe Asia Southern Europe Sasso Marconi, Italy Tel: 39-051-939111 Northeast Asia Hong Kong Tel: 852-2305-1168 Mailing Address: P.O. Box 5928 Greenville, SC 29606 Skopje, Macedonia Tel: 389-2-55-14-623 Shenzhen, China Tel: 86-755-2518-1306 www.kemet.com Tel: 864-963-6300 Fax: 864-963-6521 Central Europe Landsberg, Germany Tel: 49-8191-3350800 Corporate Offices Fort Lauderdale, FL Tel: 954-766-2800 Kamen, Germany Tel: 49-2307-438110 North America Northern Europe Wyboston, United Kingdom Tel: 44-1480-273082 Taipei, Taiwan Tel: 886-2-27528585 Espoo, Finland Tel: 358-9-5406-5000 Southeast Asia Singapore Tel: 65-6701-8033 2835 KEMET Way Simpsonville, SC 29681 Northeast Wilmington, MA Tel: 978-658-1663 Southeast Lake Mary, FL Tel: 407-855-8886 Central Novi, MI Tel: 248-994-1030 Beijing, China Tel: 86-10-5877-1075 Shanghai, China Tel: 86-21-6447-0707 Seoul, South Korea Tel: 82-2-6294-0550 Penang, Malaysia Tel: 60-4-6430200 Bangalore, India Tel: 91-806-53-76817 Irving, TX Tel: 972-915-6041 West Milpitas, CA Tel: 408-433-9950 Mexico Guadalajara, Jalisco Tel: 52-33-3123-2141 Note: KEMET reserves the right to modify minor details of internal and external construction at any time in the interest of product improvement. KEMET does not assume any responsibility for infringement that might result from the use of KEMET Capacitors in potential circuit designs. KEMET is a registered trademark of KEMET Electronics Corporation. © KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com SE0203_CT • 8/20/2015 4 Sensors – CT Series Low Current AC Disclaimer This product has been made available through a Private Label Agreement and a Development and Cross-Licensing Agreement between KEMET and NEC TOKIN to expand market and product offerings for both companies and their respective customers. For more information, please visit http://www.kemet.com/nectokin. All product specifications, statements, information and data (collectively, the “Information”) in this datasheet are subject to change. The customer is responsible for checking and verifying the extent to which the Information contained in this publication is applicable to an order at the time the order is placed. All Information given herein is believed to be accurate and reliable, but it is presented without guarantee, warranty, or responsibility of any kind, expressed or implied. Statements of suitability for certain applications are based on KEMET Electronics Corporation’s (“KEMET”) knowledge of typical operating conditions for such applications, but are not intended to constitute – and KEMET specifically disclaims – any warranty concerning suitability for a specific customer application or use. The Information is intended for use only by customers who have the requisite experience and capability to determine the correct products for their application. Any technical advice inferred from this Information or otherwise provided by KEMET with reference to the use of KEMET’s products is given gratis, and KEMET assumes no obligation or liability for the advice given or results obtained. Although KEMET designs and manufactures its products to the most stringent quality and safety standards, given the current state of the art, isolated component failures may still occur. Accordingly, customer applications which require a high degree of reliability or safety should employ suitable designs or other safeguards (such as installation of protective circuitry or redundancies) in order to ensure that the failure of an electrical component does not result in a risk of personal injury or property damage. Although all product–related warnings, cautions and notes must be observed, the customer should not assume that all safety measures are indicted or that other measures may not be required. © KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com SE0203_CT • 8/20/2015 5