The macom s highpower pin diode, madp011029, in a leadfree, 1. Recognized for its broad catalog portfolio of technologies and products, macom serves diverse markets, including high speed optical. Leveraging unparalleled design and application expertise, macom is the preeminent supplier of highperformance diodes spanning the industrys largest portfolio from pin limiter to varactor and schottky diodes. This article demonstrates how the dh0035 may be applied to driving pin diodes and comparable loads which.
The madr009150 switch driver is designed to work with macom s high power and high voltage pin diode switches. The pin diode drivers control the biasing of the pin diodes and thus a ects the speed of the switch. The high speed pin diode spiking driver circuit may provide faster pin diode switching speeds to support increasing data rates and increasingly demanding radar requirements. Pin diodes find application in photo detectors, radio frequency switches and highvoltage rectifier.
Macom introduces new negative voltage drivers optimized for use with highperformance algaas and hmic pin diode switches. Benefits from the move pin diodes find application in photo detectors, radio frequency switches and highvoltage rectifier. Opamp circuits are an attractive alternative to traditional pin diode drivers. The diode driver may also provide high voltage back bias to create suitable isolation among the pin diodes in high power applications. Macom, a leading supplier of semiconductor solutions, today announced two new negative voltage drivers designed for use with a broad range of macom s algaas and hmic pin diode switches. Inverter shifter level inv out spdt pin diode driver 8.
The madr010574 switch driver is designed to work with macom s high power and high voltage pin diodes. Macom s cmos switch drivers are used extensively in wireless infrastructure base stations as well as aerospace and defense applications. A pin diode is a current controlled device in contrast to a varactor diode which is a voltage controlled device. Macom s madr009150 switch driver is designed to work with macom s high power and high voltage pin diode switches. This driver has complementary outputs which can provide up to 200 ma bias current to a spdt pin diode switch.
Single driver for gaas fet or pin diode switches and attenuators. Varactors diodes are design with thin epitaxial ilayers. Macom introduces industry leading high power sp3t and sp4t. The back bias voltage can be selected to be any voltage between 20 v to 50 v. The higher breakdown voltage and lower thermal resistance of the pin diode provides peak power handling in excess of 100 w. It is capable of delivering peak currents in excess of one ampere at speeds up to 10 mhz. We are committed to delivering the broadest portfolio leveraging a wide array of technologies including our patented hmic and algaas technologies to enable our customers most complex design challenges. This driver consists of two independently controlled drivers which are able to provide 200 ma series 50 ma hunt current to a seriesshunt, seriesshunt spdt pin diode switch. New madr011020 and madr011022 drivers enable exceptionally fast switching speeds. The back bias voltage is configurable from 20 v to 250 v.
The company is utilizing its heterolithicmicrowaveintegratedcircuit hmic process to fabricate these components. Masw0008221277ot hmictm pin diode sp2t 10 watt switch for 0. Besides being flexible, they can operate with transition speeds often approaching or exceeding v. This driver has complementary outputs which can provide up to 200 ma bias. The madr007097 is a spdt driver used to interface between ttl logic signals and pin diode based microwave switches. Macom has announced two new negative voltage drivers designed for use with a broad range of macom s algaas and hmic pin diode switches. Macom introduces new negative voltage drivers optimized. In addition to discrete pin diodes, macom also offers actual switches that incorporate multiple pin diodes into a single chip.
To learn more, welcome to enter macom chinese official website. Highspeed analog cmos technology is used to achieve low power consumption at moderate speeds. Although three bias drivers and pin diodes are depicted in the illustrated embodiments, fewer or more bias drivers and pin diodes may be used in other implementations. Most of the information in this chapter is based on. Seamless compatibility with macom algaas and hmic pin diodes. Three different amplifier circuits for driving rf pin diodes. The masw, excellent isolation to loss ratio for both tx and rx states. Bonding and handling procedures for chip diode devices at. Macom introduces new negative voltage drivers optimized for use with highperformance algaas and hmic pin diode switches new madr011020 and madr011022 drivers enable exceptionally fast. Macom and its affiliates reserve the right to make changes to the products or information contained herein without notice. References 1,2 provide a fuller treatment of this subject and can be used as a basis for rf switch switch driver interface designs. High speed pin diode driver circuit macom technology. Low output resistances allow it to develop high output current spikes to ensure fast switching speeds. Third, a pin diode driver must be designed such that a sufficiently high reverse bias voltage is used to disable the coil, while supplying a sufficiently high forward bias current to ensure the diode has a low on.
Business wire macom technology solutions holdings inc. Pin diode drive circuits optimized for fast switching. Pin diodes for microwave switch designs application note an3021 rev. The voltage drivers will complement macom s algaas and hmic positive. A unique feature of the pin diode is its ability to control large amounts of rf power with much lower levels of dc. The madr011020 switch driver is designed to work with macoms high power algaas pin diode switches. This application note describes the use of pin diodes in circuit design. This driver is designed to provide forward currents up to 100 ma for each diode, and 28 v reverse bias. For example, one pin diode and bias driver may be used to pass or block a single rf signal. Highpower pin diode macom technology solutions digikey.
The new madr011020 and madr011022 drivers enable integration that complements the industryleading performance of macom s advanced pin diodes, providing designers with layoutefficient and costeffective solutions while eliminating the design complexities and time to market constraints imposed by discrete componentry. The new madr011020 and madr011022 drivers enable integration that complements the industryleading performance of macom s advanced pin diodes, providing designers with layout. The madr009150 switch driver is designed to work with macoms high power and high voltage pin diode. Macom introduces pin diodes with negative voltage drivers. Macom has been the preeminent supplier for high performance diodes dating back over 65 years. The voltage drivers will complement macom s algaas and hmic positive intrinsic negative pin. Pin diode drivers introduction the dh0035dh0035c is a ttldtl compatible, dc coupled, high speed pin diode driver. Macom 2050 v driver for high power pin diode switches.
The driver utilizes fast switching npn transistors and skyworks discrete pin diodes. The madr010574 switch driver is designed to work with macoms high power and high voltage pin. Power supplies are practical with many pin diode switch designs. The voltage drivers will complement macom s algaas and hmic positive intrinsic negative pin diode switches in making them cost effective and design efficient by. Featuring macom s algaas technology, this family of algaas products operate up to 110ghz and boast high isolation, low insertion loss. High power pin diode is ideal for mobile radio and military communication applications. Macoms silicon heterolithic microwave integrated circuit hmictm pin diode integrated circuits. Macom introduces industry leading high power sp2t 100 watt. The madr007097 driver is ideally suited for driving macom s line of hmic switches. Macom s madr007097000100 is a spdt driver used to interface between ttl logic signals and pin diode based microwave switches.
The madr011020 and madr011022 drivers enable integration that complements the industryleading performance of macom s advanced pin diodes, providing designers with layoutefficient and costeffective solutions while. This process allows the silicon pedestals which form the series shunt diodes and vias to be embedded into low loss, low dispersion glass. It is designed for spdt switches operating with a cw input a power up to 100 w. A driver circuit for biasing pin diodes comprising. Driver circuits for high power pin diode switches the information in this chapter is presented as a guide for the rf switch switch driver interface. This presentation will give an overview of the discrete pin diodes and limiters offered in this sample kit. Several modi cations was made to the driver design. This presentation will introduce macom s discrete pin diodes and pin limiters. In some implementations, pin diodes d rx, d tx, and d sh may be internal to the package containing the diode drivers, and connected together in a circuit to switch rf signals in a desired manner although three bias drivers and pin diodes are depicted in the illustrated embodiments, fewer or more bias drivers and pin diodes may be used in other.
The ma4sw410 is a sp4t, seriesshunt, broadband, pin diode switch made with macom s patented hmictm heterolithic microwave integrated circuit process. The fastest pin diode driver is able to switch two pin diodes with a carrier lifetime. This series of diodes can operate up to 6ghz with highvoltage handling capabilities and together with outstanding rf performance, they simplify designin because of their extreme low forward. Macom and its affiliates reserve the right to make changes to the products processs or information contained herein without notice. Discrete pin diodes and pin limiters macom digikey.
Macom and its affiliates reserve the right to make changes to the products or. Macom is certified to the iso9001 international quality standard and iso14001 environmental management standard. Restrictions on hazardous substances, compliant to current rohs eu directive. Macom, a leading supplier of highperformance analog rf, microwave, millimeterwave and photonic semiconductor products, today introduced the masw011055, a high power pin diode sp2t switch with. Featuring low insertion loss and excellent linearity operating over the 50 mhz to 1 ghz frequency range, these devices are ideal for land mobile radio applications lowell, mass. Drivers are typically used to translate ttl control voltages for rf and microwave attenuators and switches. A microwave pin diode is a semiconductor device that operates as a variable resistor at rf and microwave frequencies. Macom introduces new, optimized negative voltage drivers. The pin diode is a currentcontrolled resistor at radio and microwave frequencies. The rf turnoff turning the shunt diode on and inserting charge into the iregion was observed as being about 125 ns. Narrow results search within results in stock 10 rs typ ohms.