Electronic Design

Component Specifier: Resistors/Capacitors/Potentiometers

RESISTORS
TYPE/Model Features P & A Source
HIGH-VOLTAGE
CHIP RESISTORS
HVC series
Thick-film, surface-mount resistors target medical applications; limiting element voltages of 2500, 5000, and 10,000 V in 1206, 2010, and 2512 industry-standard chip sizes respectively; power ratings range from 0.3 to 1 W at 70°C; resistance values range from 0.1 (omega) to 2 T(omega) with tolerances down to ±1%; operating temperatures range from -55°C to 150°C $0.40 to $2.50 based on volume; stock to eight to 10 weeks SEI Electronics
www.seielect.com
(919) 850-9500
METAL-PLATE
CURRENT-SENSE
RESISTORS
60S series
Surface-mount, bare-metal-element resistors; 0.25-, 0.50-, and 1.0-W standard power ratings; resistance ranges from 0.002 to 0.008 (omega) in standard ±5% tolerance; tape-and-reel and loose, 100-piece packages; operating temperature ranges from -40°C to 155°C $0.60 each in single-reel quantities; 12 weeks Ohmite Manufacturing Co.
www.ohmite.com
(866) 964-6483
PRECISION
RESISTOR NETWORKS
MPM and ORN series
Thin-film resistor networks feature a 0.01% ratio tolerance; MPM series has temperature coefficient ratio (TCR) tracking of ±2 ppm/°C and standard divider ratio options from 1:1 to 100:1; ORN networks have four isolated resistors with standard 50-mil-pitch lead spacing, TCR tracking of ±5 ppm/°C, and nine standard resistance values from 500 (omega) to 100 k(omega) $2.37 per piece in MPM and ORN pairs; samples and production quantities available now Vishay Intertechnology
www.vishay.com
(610) 644-1300
CAPACITORS
LOW-ESR
MULTI-ANODE
CAPACITORS
OxiCap NOM series
Made from niobium oxide; units deliver 30-m(omega) equivalent series resistance (ESR); multi-anode configuration replaces up to three single-anode capacitors; derated at only 20%; capacitance values range from 220 µF to 470 µF with tolerances of ±20%; working voltage rating options are 2.5, 4.0, and 6.3 V dc; operates from -55°C to 125°C About $2.55 each in lots of 10,000 to 100,000; stock to eight weeks AVX Corp.
www.avx.com
(843) 448-9411
LONG-LIFE
SURFACE-MOUNT
ALUMINUM
ELECTROLYTICS
SPH series
Surface-mount aluminum electrolytic capacitors have twice the life of standard caps; come in a one-piece molded UL94V-0 case; capacitance ranges from 0.47 µF to 270 µF at 4 WV dc to 50 WV dc; operating temperature from -55°C to 105°C; available on carrier tape and reel $0.17 to $0.30 each based on package size; about 10 weeks Illinois Capacitor
www.illcap.com
(847) 675-1760
POTENTIOMETERS
SINGLE AND DUAL
32-TAP
DIGITAL POTENTIOMETERS
X93156 (single) and X93256 (dual)
Nonvolatile, linear-taper 32-tap digitally controlled potentiometers; supply voltage limits from 2.7 to 5.0 V; achieve less than ±0.2-LSB typical differential nonlinearity; integrate nonvolatile memory for the wiper position to eliminate additional high-voltage supplies required by one-time-programmable products; available in eight-pin MSOP (single) and TSSOP (dual) packaging $0.56 (single) and $0.95 (dual) in 1000-unit lots; 15 weeks for the X93156 UM8I-2.7 Xicor Inc.
www.xicor.com
(408) 432-8888
QUAD 256-TAP
DIGITAL POTENTIOMETERS
CAT5251, CAT5261, CAT5259, CAT5269
Four 256-tap nonvolatile digitally programmable potentiometers (DPPs); end-to-end resistance of 50 k(omega) or 100 k(omega); nonvolatile memory storage for up to four wiper settngs per potentiometer; standby current of less than 1 µA; 24-lead SOIC and TSSOP packages; CAT5251 (quad DPP) and CAT5261 (dual DPP) use a serial peripheral interface; CAT5259 (quad DPP) and CAT5269 (dual DPP) use a two-wire interface $2.38 for the CAT5261/5269 and $2.80 for the CAT5251/5259, both in 100-piece lots; samples and production lots available now Catalyst Semiconductor
www.catalyst-semiconductor.com
(408) 542-1000

 

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