| TRANSFORMERS | |||
| TYPE/Model | Features | P & A | Source |
|
CURRENT SENSE ACST-260 |
Low-profile current-sense transformer designed to monitor current in low-frequency applications monitors current up to 30 A at frequencies up to 200 Hz turns ratio is 1:500 primary to sense class B insulation system dielectric strength of 3 kV | Starts at $1.29 each in 1000-unit lots eight to 10 weeks | Zettler Magnetics Inc. www.zettlermagnetics.com (949) 360-5838 |
|
CURRENT SENSE CST5028 series |
Surface-mount current-sense transformers for dc-dc converter applications low profile (0.280 in.) footprint is 0.495 in. by 0.575 in. pick and place header turns ratios of 1:1:50, 100, 200 15-A current rating 50- to 500-kHz frequency range | Starts at $0.81 each in 1000-unit lots stock to six weeks | Inductor Supply Inc. www.inductorsupply.com (800) 854-1881 |
|
TOROIDAL Custard |
Custard (CUSTom/standARD) line of customizable general-purpose toroidal transformers based on the company's standard cores with primary windings and insulation in place power ratings range from 20 VA to 1000 VA standard primary windings for 117 V/230 V, 50- to 60-Hz operation secondary windings as specified by customer certified to UL, CSA, EN, and IEC standards class B insulation system | Example is $52.50 each in 100-unit quantities for 500-VA transformer with two secondary windings within 72 hours | Bridgeport Magnetics www.bridgeportmagnetics.com (800) 836-5920 |
|
BALUN FB650/FB850 |
Subminiature surface-mount femto balanced to unbalanced (balun) transformers designed for differential input and output locations on next-generation wireless chip sets 0.055-dB insertion loss (max) 2.4- to 2.5-GHz frequency (FB650) 4.8- to 5.9-GHz frequency (FB850) | Ranges from $0.10 to $0.20 each depending on volume stock |
Anaren Inc. www.anaren.com (315) 432-8909 |
INDUCTORS |
| TYPE/Model | Features | P & A | Source |
|
SMT CHIP GLTZ series |
Series of extremely small surface-mount chip inductors inductance range of 1.0 nH to 27 nH in 17 models standard tolerance on inductance is ± 5% epoxy encapsulated 0.5 mm by 0.25 mm by 0.25 mm (0201 size) high Q at microwave frequencies | $0.092 each in 15,000-unit lots; 10 weeks |
Sprague-Goodman Electronics www.spraguegoodman.com (516) 334-8700 |
|
MINIATURE SHIELDED HM66 series |
Low-profile high-current shielded surface-mount inductors board-mounted profiles range from 1.8 to 4.0 mm rated for up to 10 A continuous current inductance values from 1 to 330 µH; dc resistance of 0.0081 O to 1.540 O ; - 25 ° C to 125 ° C operating temperature range | Typically $0.25 each in quantities of 25,000 stock to 10 weeks |
BI Technologies Corp. www.bitechnologies.com (714) 447-2345 |
|
POWER CHOKE B82731T |
Series of current-compensated power chokes double choke with ferrite EE core 250-V ac rated voltage 0.3- to 1.8-A rated current 3.3- to 100-mH rated inductance two-section winding used in switch-mode power supplies and electronic lamp ballasts | $0.60 each in 10,000-unit lots six weeks |
Epcos Inc. www.epcos.com (800) 888-7728 |
|
POWER PG0137 series |
Low-profile, surface-mount inductors for dc-dc converters 0.090- to 1.35-µH inductance value 3.2-mm maximum height footprint is 6.8 mm by 6.8 mm (industry standard 2525 footprint) current rating up to 18 A temperature range to 130 ° C | Starts at $0.29 each in 100,000-unit lots four to six weeks |
Pulse Engineering Inc. www.pulseeng.com (858) 674-8100 |
|
HIGH CURRENT HC8 |
Family of high-current, surface-mount inductors 4.0-mm height 0.141- to 1.27-µ H inductance range 16- to 39-A current range frequency range up to 500 kHz designed for use in VRM circuits with high-speed switch-mode applications | Mid $0.70s stock to eight weeks |
Cooper Electronic Technologies www.cooperet.com (561) 752-5000 |
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