bpw 2 series data sheet, page 1 of 5 bias power revised 01/26/2011 www.biaspower.com specifications subject to change bias 2 watt power supply bpw 2 series data sheet single (vo) or dual (vo & vr) output bpw 2-08-00, -08-33, -08-50 bpw 2-14-00, -14-33, -14-50 features ? universal input (90-308 vac, 50/60hz) ? small size0.87in 3 [14.3cm 3 ] ? low no-load input power <30mw ? constant power mode, not current limit ? 3000 vac isolation ? up to 75% efficiency ? en 55022, class b; fcc part 15, class b ? meets ul/csa and en product safety (ite) the bpw power supply module is an ideal solution fo r numerous control applications in lighting, sensing, smart bu ilding and power distribution where operation from 277vac mains is r equired. this low-cost supply provides up to two watts of output power at 8 or 14 vdc (vo) and an optional 3.3 or 5 vdc (vr) output f or logic functions such as a microprocessor, logic, timing circuits, t ransceivers or sen- sors. a patented design incorporating a custom inte grated circuit into a small package (0.87 in 3 [14.3 cm 3 ]) the bias module provides an immediate drop-in solution, requiring no addition al external com- ponents. operating specifications (@120vac / 60 hz / 25c unless otherwise specified) electrical input voltage range 90-308 vac (50/60hz) input surge withstand 345v, < 30 sec output power (pmax) 2.0 w min. (60hz) 1.67 w min. (50hz) efficiency 70% nom. output vo (peak) 8 or 14 vdc nom. +/- 5% line / load regulation vo (peak) +/- 1% po < pmax temperature regulation vo (peak) +/- 2% po < pmax ripple vo (@120 hz) (@ 100 khz) 1.00 v p:p 0.25 v p:p output vr, 3.3 volt (+/- 5%) for vo = 8v, ir out 160ma max, io+ir 250ma* for vo = 14v, ir out 70ma max, io+ir 143ma* no-load consumption 30 mw typical @ vin=120 vac isolation 3000 vac (meets ul / csa & en product safety) earth leakage @ 120 vac < 10 ua short circuit protection continuous, pin 0.6 w @ vin = 120 vac reliability @ 25 c, mil hdbk-217f > 500 khr mtbf thermal operating temperature -30 to +70 c operating relative humidity 0 C 95%, non-condensing storage temperature -40 to +105 c mechanical package size (l x w x h) 1.35 x 1.12 x 0.58 inches [34.214 x 28.372 x 14.757 mm] safety safety compliance ul / en 60950-1 2nd ed. (cb report available) emi emissions en 55022, class b, fcc part 15, class b output vr, 5.0 volt (+/- 5%) for vo = 8v, ir out 250ma max, io+ir 250ma* for vo = 14v, ir out 83ma max, io+ir 143ma* actual size bias power ac/dc power supplies are designed to be applied in two major categories of applications auxiliary, where the bias supply is one of two or more sup- plies and provides power for standby, housekeeping, bias- ing or other requirements. generally, these supply 3.3v or 5.0v requirements from the vr output. in some case s a small amount of vo power is used. second is as a main or utility supply where bias is the o nly supply and provides all power necessary for the pro duct or system. both vr and vo supplies are often utilized for opti- mum system performance. the characteristics of the vo and vr outputs are di fferent and each has application-specific benefits which ca n pro- vide high value to the system designer. vo is a voltage-regulated output which has a consta nt power mode instead of a conventional current limit. this output is best suited to drive mechanical relays, s olenoids, ssrs, capacitive loads, indicating lights, leds and as a source for isolated dc utility power which may be u sed directly or post-regulated with either a linear reg ulator or a dc/dc converter. vo is self protecting, cannot be over- loaded and can be shorted indefinitely. the gracef ul transi- tion from voltage regulation to constant power alon g with the wide range of product ratings, allows the desig ner to select a supply tightly matched to the design load. there is no need to oversize a bias power supply. unlike de sign- your-own, or partially complete modules where signi ficant design margin is required, to stay far away from cu rrent limit, biass constant power alternative requires n o such over-specing. vr is also a voltage-regulated output and is therma lly pro- tected from overload. it has very low output rippl e capable of driving microprocessors , logic, sensors, transc eivers and other elements which require a low-noise, tightly-r egulated supply. in addition, vr is supplied internally by vo. this means that any capacitance added to vo can increase the hold-up time of vr as well. *note: maximum currents specified for constant volt age range only. see v-i curve on page 2 for vo in cons tant power range.
bpw 2 series data sheet, page 2 of 5 bias power revised 01/26/2011 www.biaspower.com specifications subject to change bias 2 watt power supply bpw 2 series data sheet single (vo) or dual (vo & vr) output bpw 2-08-00, -08-33, -08-50 bpw 2-14-00, -14-33, -14-50 no load pow er vs input voltage 10 30 50 70 90 110 130 150 85 110 135 160 185 210 235 260 input voltage (vac) input power (mw) p eak r epetitive p ulse lo ading 0 250 500 750 1000 1250 1500 1750 2000 0.000 2.083 4.165 6.248 8.330 tim e(m s) output current(ma) 8v m ax ipk 14v max ipk 0 1 2 3 4 5 6 7 8 9 10 0 100 200 300 400 500 600 700 800 vo, volts io, ma v-i, typical constant power region emi, conducted, dbv, typical emi, radiated signal strength, dbv/m, typical 4 6 8 10 12 14 16 0 8.3 16.6 24.9 33.2 41 .5 49.8 time, msec output regulation, vo 100% load 50% load 25% load
bpw 2 series data sheet, page 3 of 5 bias power revised 01/26/2011 www.biaspower.com specifications subject to change bias 2 watt power supply bpw 2 series data sheet single (vo) or dual (vo & vr) output bpw 2-08-00, -08-33, -08-50 bpw 2-14-00, -14-33, -14-50 minim um output pow er vs tem perature 50hz 8v mode l 1.30 1.40 1.50 1.60 1.70 1.80 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac typical output pow er vs tem perature 50hz 8v mode l 1.60 1.70 1.80 1.90 2.00 2.10 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac minim um output pow er vs tem perature 60hz 8v mode l 1.60 1.70 1.80 1.90 2.00 2.10 2.20 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac typical output pow er vs tem perature 60hz 8v model 1.80 1.90 2.00 2.10 2.20 2.30 2.40 2.50 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac
bpw 2 series data sheet, page 4 of 5 bias power revised 01/26/2011 www.biaspower.com specifications subject to change bias 2 watt power supply bpw 2 series data sheet single (vo) or dual (vo & vr) output bpw 2-08-00, -08-33, -08-50 bpw 2-14-00, -14-33, -14-50 minim um output pow er vs tem perature 60hz 14v model 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac typical output pow er vs tem perature 50hz 14v model 1.50 1.60 1.70 1.80 1.90 2.00 2.10 2.20 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac minim um output pow er vs tem perature 50hz 14v model 1.30 1.40 1.50 1.60 1.70 1.80 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac typical output pow er vs tem perature 60hz 14v model 1.90 2.00 2.10 2.20 2.30 2.40 2.50 2.60 0 10 20 30 40 50 60 70 temp (c) output power (w) 85vac 120vac 240vac 265vac
bpw 2 series data sheet, page 5 of 5 bias power revised 01/26/2011 www.biaspower.com specifications subject to change bias 2 watt power supply bpw 2 series data sheet single (vo) or dual (vo & vr) output bpw 2-08-00, -08-33, -08-50 bpw 2-14-00, -14-33, -14-50 part number designation part number output configuration vo vr bpw 2-08-00 single output 8 vdc n/a bpw 2-14-00 single output 14 vdc n/a bpw 2-08-50 dual output 8 vdc 5 vdc bpw 2-14-33 dual output 14 vdc 3.3 vdc bpw 2-08-33 dual output 8 vdc 3.3 vdc bpw 2-14-50 dual output 14 vdc 5 vdc for custom configurations, contact bias power. pin l1 input high l2 input low n/c no connection vo output gnd ground vr vr output n/c no connection notes 1. pins 0.031 [0.787 mm] round 2. pins extend 0.125 [3.175 mm] below stand-offs isolation, bottom view recommended land pattern, top view
mouser electronics authorized distributor click to view pricing, inventory, delivery & lifecycle information: bias power: ? bpw 2-05-00? bpw 2-05-33? bpw 2-08-00? bpw 2-08-33? bpw 2-08-50? bpw 2-12-00? bpw 2-12-33? bpw 2-12-50 ? bpw 2-14-00? bpw 2-14-33? bpw 2-14-50? bpw 2-24-00? bpw 2-24-33? bpw 2-24-50
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