Using the DS4303 to Bias LDMOS RF Power Amps - Maxim [Open results in new window]
... to providing high performance with LDMOS amplifiers is compensating ... for biasing LDMOS
RF
power amps, including Dallas ... 2. DS4303 LDMOS RF power-amp bias circuit ...
www.maxim-ic.com/appnotes.cfm/appnote_number/3617 - 27k
New CCII Current Conveyor - Maxim [Open results in new window]
... MAX4112, Single/Dual/Quad, 400MHz, Low-Power, Current Feedback Amplifiers, Full
Data Sheet (PDF,
576kB), MAX477, 300MHz High-Speed Op Amp, Full Data Sheet (PDF ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4198 - 32k
How to Create a Precision Current Source Using a DS4303 or DS4305 ... [Open results in new window]
... parts available, the additional circuitry converts the DS4303/DS4305's output voltage
into an independent
current source by utilizing op amp feedback. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/3748 - 28k
Why Drive White LEDs with Constant Current? - Maxim [Open results in new window]
... Keywords: White LED, constant current, backlight. Related Parts. APP 3256: Aug 24,
2004. ...
APPLICATION NOTE 3256. Why Drive White LEDs with Constant Current? ...
www.maxim-ic.com/appnotes.cfm/appnote_number/3256 - 34k
Estimating Super Capacitor Backup Time on Trickle-Charger Real ... [Open results in new window]
... I BACKUPMAX is the maximum datasheet V BACKUP current in amps Given that C =
0.2F, V BACKUPSTART
= 3.3V, V BACKUPMIN = 1.3V, and I BACKUPMAX = 1000nA, then ...
www.maxim-ic.com/appnotes.cfm/appnote_number/3517 - 34k
PWM Outputs Enhance Sensor-Signal Conditioners - Maxim [Open results in new window]
... Like its current-loop counterpart, the PWM output has good noise immunity and is ...
In Figure
2, an op amp generates the triangular waveform and a comparator ...
www.maxim-ic.com/appnotes.cfm/appnote_number/1860 - 35k
Making the MAX1452/MAX1455 Signal Conditioners Tolerant of Supply ... [Open results in new window]
... In applications where a V DD supply with adequate current capability is
selected, none of these issues
will be present. Background. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4207 - 31k
Telecom Hot-Swap Reference Design Is Immune to Overvoltage and ... [Open results in new window]
... Additional features include -32V to -72V operation, two-diode OR-ing input, and
an inrush current that
is ≤ 1.5 times the full-load current. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4163 - 41k
Simplify the Design of 1-Cell Li+ Battery-Operated Devices - Maxim [Open results in new window]
... integrated voltage regulators (three 2MHz switch-mode step-down regulators with
up to 96% efficiency and two
low-quiescent-current linear regulators ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4181 - 37k
Switch-Mode, Linear, and Pulse Charging Techniques for Li+ Battery ... [Open results in new window]
... the MAX1898's minimum prequalification voltage is 2.375V. Thus the worst-case power
dissipation of the
pass transistor is 3.125W per Amp of charging current. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/913 - 36k
Adding Thermal Protection to the DS2784 Stand-Alone Fuel Gauge ... [Open results in new window]
... The DS2784 stand-alone fuel gauge provides precision voltage, temperature, and current
measurements,
as well as a built-in SHA-1 authentication algorithm. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4192 - 28k
Estimating Switching Speed for the DS2715 NiMH Battery Charger ... [Open results in new window]
... In some cases, the speed under various conditions should be known to account for
noise sensitivity, peak-to-peak
charge current, and inductor selection ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4214 - 34k
Optimizing the Load-Switch Function of the DS2715 Battery-Charger ... [Open results in new window]
... When the charge source is disconnected, the charge current ceases, and the battery
supplies power to
the DS2715 through the parasitic diode of Q1. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4180 - 37k
Estimating Switching Speed for the DS2712 NiMH Battery Charger ... [Open results in new window]
... Abstract: In switch mode, the switching speed of the DS2712 battery charger varies
based on inductor selection,
charge current, and battery voltage. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4215 - 34k
Charging Batteries from USB - Maxim [Open results in new window]
... This review of USB power bus characteristics includes voltage, current limits, inrush
current,
connectors, and cabling. ... Current drawn from the port is 420mA. ...
www.maxim-ic.com/appnotes.cfm/appnote_number/3607 - 43k
Understanding Li+ Battery Operation Lessens Charging Safety ... [Open results in new window]
... schemes to ensure that the cells are properly charged using constant-current,
constant-voltage ...
As a reference point, a typical Li+ 4-cell, 2-Ampere-hour (Ah ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4169 - 43k
High-Speed Op Amp Enables Infrared (IR) Proximity Sensing - Maxim [Open results in new window]
... By varying the LED current you control the level of transmitted ... no input IR signal
present,
the op amp is biased at ... µs, Rail-to-Rail I/O Op Amps with Shutdown ...
www.maxim-ic.com/appnotes.cfm/an_pk/4622 - 21k
Reference Design for an 802.11b/g RF Front-End Module Using the ... [Open results in new window]
... Shutdown Supply Current, 10, µA. Standby Supply Current, PLL, VCO, LO Generator
ON, 28, mA. Receive
Supply Current, 65, mA. Transmit Supply Current, P OUT = 15dBm ...
www.maxim-ic.com/appnotes.cfm/appnote_number/4156 - 27k
Practical Considerations for Advanced Current Sensing in High ... [Open results in new window]
... inherent bias current and input offset voltage of amplifiers. ... which is sensed by
the
op amp and drives ... Remember that one ampere of current equals one coulomb ...
www.maxim-ic.com/appnotes.cfm/an_pk/3883 - 33k
Negative Resistor Cancels Op Amp Load - Maxim [Open results in new window]
... approach works equally well with dual-supply op amps, because the negative-resistor
portion can both
source and sink current. If the driver op amp does not ...
www.maxim-ic.com/appnotes.cfm/an_pk/1868 - 21k
