References 1,2 provide a fuller treatment of this subject and can be used as a basis for rf switch switch driver interface designs. Diodes offline led drivers provide a simple costeffective solution for offline lamps, which includes retrofit lamps as well as t5t8t10t12 replacements. Inverter shifter level inv out spdt pin diode driver 8 madr. Adjustable resistor vr1 is inserted in the place as shown above in order to adjust monitor current.
It was also used in a number of microwave applications, although it took until around 1960 before its use became more popular in this application. The occurrence of an intrinsic layer can significantly increase the breakdown voltage for the application of high. This infineon cost optimized rf pin diode provides fast switching highvoltage handling capabilities, low power loss and is mostly suited for frequencies up to 3 ghz. How op amps, clamp amplifiers, and differential amplifiers can be used in place of discrete pindiode drive circuits and pindiode driver ics. Infineon bar6405 hf to 6ghz rf pin diode, ideal for switching low level rf signals including band switching of rf filters. Silicon pin diode high voltage current controlled rf resistor for rf attenuator and swirches freqency range above 1 mhz 5. A pin diode is a diode with a wide, undoped intrinsic semiconductor region between a ptype semiconductor and an ntype semiconductor region. Highspeed analog cmos technology is used to achieve low power consumption at moderate speeds. Infineon technologies ag pin diodes data sheets engineering360. These long lifetime pin diodes present singular difficulties in driver design because of the potentially large amount of stored charge in the iregion. Dual common cathode rf pin diodes element14 malaysia. Pin diode working characteristics and its applications. Mpd2t28125 700 positive voltage pin diode data sheet rev.
The diode in which the intrinsic layer of high resistivity is sandwiched between the p and nregion of semiconductor material such type of diode is known as the pin diode. The pin diode is an alteration of the pnjunction for particular applications. Macoms madr007097000100 is a spdt driver used to interface between ttl logic signals and pin diode based microwave switches. A universal pin diode driver with excellent noise immunity, very fast switching, 100 ma current spikes and available test points for increasing quiescent output current. Infineon bar64 05 hf to 6ghz rf pin diode, ideal for switching low level rf signals including band switching of rf filters. Pin diode drivers introduction the dh0035dh0035c is a ttldtl compatible, dc coupled, high speed pin diode driver. Its very low capacitance and very low forward resistance make it suitable for a diversity of switching applications, simplify designin and support designers. If you do not remember your password, enter the email address you used to register, it will be sent a new password, you will be able to change it at your next login. Inverter shifter level inv out spdt pin diode driver 8. This versatile device can easily and safely control all the laser diode photo diode pin configurations used in thorlabs 5. This infineon rf pin diode provides highvoltage handling capabilities, comes with low loss and offers low distortion levels. Does bar6402v pin diode works for higher frequency.
When using noninverting input, connect bias pin 5 to inverting input pin 4. Silicon pin diode high voltage current controlled rf resistor for rf attenuator and swirches freqency range above 1 mhz 4. Frequency range above 1 mhz to 3 ghz low resistance and long carrier lifetime very low capacitance at zero volts reverse. Use table 3, pin diode pn series matrix to determine the pin diode pn series that best satisfies the type of pin diode selected from table 2. The ptype and ntype regions are typically heavily doped because they are used for ohmic contacts the wide intrinsic region is in contrast to an ordinary pn diode. The ip500 is a universal 500 ma board level driver. The driver circuit that is needed for pin diodes almost precludes the use of this technology on volumelimited applications such as tr modules, where element spacing is less than the width of available diode driver circuits.
This driver is designed to provide forward currents up to 100 ma for each diode, and 28 v reverse bias. Competitive prices from the leading dual series rf pin diodes distributor. These can be used in most applications to replace the hsmp3824. If you operate pin diode above its specified frequency range then you need to practically realize its rlc property.
It is designed for spdt switches operating with a cw input a power up to 100 w. Please view our large selection of pin diodes below. 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. Configuration single, leadless single series common cathode common cathode common. The pin diode is very good for rf switching, and the pin structure is also very useful in photodiodes. Bar 6402v h6327 infineon technologies mouser india. Applications general purpose switching and muting low frequency driver. Inputs are compatible with standard logic families. Drivers are typically used to translate ttl control voltages for rf and microwave attenuators and switches. Pin diode technology, operation, applications electronics. The high resistive layer of the intrinsic region provides the large electric field between the p and nregion. This chapter treats only twostate driver circuits in which either a forward bias current or a reverse bias voltage is to be applied to a pin diode.
Most of the information in this chapter is based on. The ptype and ntype regions are typically heavily doped because they are used for ohmic contacts. The driver utilizes fast switching npn transistors and skyworks discrete pin diodes. External negative supply voltages may be as high as 18 volts. Its low forward resistance, low capacitance and low inductance simplify designin and support designers in creating versatile endsolutions. Bar6404we6327 infineon technologiesrf diodes win source. Low output resistances allow it to develop high output current spikes to ensure fast switching speeds. Bar14 series 100 v 140 ma 250 mw surface mount silicon pin diode sot23. Rf pin diode, antenna switch bar6406w, silicon pin diode summary of features. Buy infineon technologies bar64 04we6327 at win source. Thirteen categories of devices are offered for flexibility in design of low, medium and high power limiters.
The best measurement is to determine when the diode is on how much dc current it is drawing. Pin diode drive circuits optimized for fast switching. If you operate pin diode above its specified frequency range then you need to practically realize its rlc property and implement same in your simulation model. Reverse voltage protection 30 mhz repetition ttl control protection test port short circuit protection operating characteristics. Package sot23 dual diode common cathode configuration. Bar6402v low signal distortion, surface mount rf pin diode product description this infineon cost optimized rf pin diode is designed for low distortion switches that require to hold off large rf voltages, and is best suited for frequencies as high as 6 ghz. Secondly, a section focusing on pin diode theory will be presented. Led driver controller from diodes incorporated handles more demanding lighting applications. Use table 2, relative pin diode performance evaluation matrix to determine the type of pin diode that best satisfies the switch design selected from table 1.
The madr007097 is a spdt driver used to interface between ttl logic signals and pin diode based microwave switches. When using inverting input, connect bias pin 5 to noninverting input pin 6. The pin diode found its first applications in 1952 as a low frequency high power rectifier. Designed for use within higher level assemblies, while being value priced as a laboratory diode driver. In this chapter theory surrounding pin diode switches and their use in rf and microwave applications will be presented. Pin diodes are available at mouser electronics from industry leading manufacturers.
Api technologies offers a complete lineup of pin diode switch drivers with output current capability of 10 ma to 50 ma and switching speeds as fast as 6 ns. It is capable of delivering peak currents in excess of one ampere at speeds up to 10 mhz. Maximum ratings parameter diode reverse voltage forward current. If it has a series resistor to its driver then you can measure the voltage across the measured resistance and calculate the current using ohms law. Automotive qualification standardavailability 26,964. Low vb limiters have thinner i regions for faster turnon time and. Bar64 bar6404,05,06 junctionsoldering point bar64 bar6404,05,06 rth ja rth js.
Buy infineon technologies bar6404we6327 at win source. The wide intrinsic region makes the pin diode an inferior rectifier one. The electric field induces because of the movement of the holes and the electrons. We utilize low parasitic capacitance for fast switching, small size, and excellent reliability. Frequency range above 1 mhz to 6 ghz very low capacitance at zero volt reverse bias. This will be followed by a section concerning the pin diode driver. Here we will compare driver circuits for pin diodes with those needed for switch fets. Infineon bar64 series pin diodes are available at mouser electronics. See if they make sense with the datasheet for the pin diode. Does bar6402v pin diode works for higher frequency switching above 5 ghz. Competitive prices from the leading infineon rf pin diodes distributor. Gc4700 series the gc4700 series ceramic packaged diodes are specially processed pin diodes designed for use in passive or active limiters at frequencies through ku band.
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