Circuit Centre – Overview


This Circuit Centre features a selection of the latest and best components for a mobile payment terminal. Point-of-sale devices, which handle consumers’ private financial data, have a strong requirement for security functions such as encryption and tamper detection. Connectivity is another key requirement, including NFC for contactless payment cards and high-speed interfaces to networking infrastructure. […]

CUI INC – 1W micro-speaker has 15mm x 11mm footprint


CUI Inc supplies the CDS-15118B-L100, a micro-speaker with a maximum power rating of 1.0W which is ideal for use in portable and space-constrained devices that need to emit indicator sounds and audible responses to user inputs. The speaker, which has a tiny 15mm x 11mm footprint and is just 3mm high, includes a mylar cone […]

CUI INC – Board-mount AC-DC power supply for low-power circuits


The VSK-S3 series of board-mount AC-DC power supplies from CUI Inc., can easily be accommodated in low-power and portable electronic devices in which board space is limited. Measuring 37mm x 23mm x 15mm, these encapsulated power modules accept universal mains-voltage inputs, and provide a choice of six fixed output voltages from 3.3V to 24V DC. […]

CUI INC – USB Type-A jack for through-hole mounting


The UJ2-AV-TH from CUI Inc., is a through-hole mounted USB Type-A jack which provides a connection for a USB2.0 communications interface. It has a vertical orientation. The jack is rated for a maximum input voltage of 30V AC and a maximum input current of 1.0A. CUI supplies the UJ2-AV-TH with an insulator strip coloured either […]

Diodes Incorporated – Magnetic switch ideal for contactless detection of case opening


The AH337 from Diodes Inc., is a Hall-effect switch which provides contactless detection of cover opening, enabling the designer to implement reliable tamper detection in a point-of-sale terminal. The device includes an on-chip Hall voltage generator for magnetic sensing, an amplifier which amplifies the Hall voltage, a Schmitt trigger to provide switching hysteresis for noise […]

Global Connector Technology – New ultra low-profile vertical micro-USB connector


GCT has launched the USB3160, a low-profile micro-USB vertical receptacle. The new surface-mount connector has a profile of just 5.2mm, making it suitable for use in new generations of compact and portable devices that require a USB 2.0 port. The USB3160 also features a high charge-current rating of 2.8A. Some 1A higher than that of […]

Intersil – Integrated power device provides dual converters and LDOs


The ISL9307 from Intersil is an integrated Power Management IC (PMIC) for a low-voltage microprocessor in a system with a battery power supply. The ISL9307 includes two synchronous step-down converters, and two low-input, low-dropout (LDO) linear regulators. Switching at a high frequency of 3MHz, the ISL9307 allows the use of very small external inductors and […]

NXP – Boost DC-DC converters provide fixed output voltage for NFC radio


The PCA9410 and PCA9411 series are 3MHz, step-up DC- DC converters which provide a maximum output current of 500mA. They convert input voltages ranging from 2.5V to 5.25V to a fixed output voltage of 5.0V in the case of the PCA9410, and 5.25V in the case of the PCA9411. A PCA941x converter is ideal for […]

NXP – EMI filters generate low insertion loss


The PCMFXHDMI14S series from NXP Semiconductors are common-mode EMI filters for differential channels with integrated ESD protection. There are three parts in the family providing EMI filtering across one, two or three channels. The PCMFXHDMI14S series from NXP Semiconductors are common-mode EMI filters for differential channels with integrated ESD protection. There are three parts in […]

NXP – Multi-output PMIC supplies processor, memory and peripherals


The PF3000 from NXP Semiconductors is a Power Management IC (PMIC) for use with the applications processor, such as NXP’s i.MX 7 or i.MX 6SL/SX/UL, which runs the main functions in a payment terminal. Featuring up to four buck converters, six linear regulators, a real-time clock supply and coin-cell charger, the PF3000 can provide power […]