bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhand usa.com rev:20150 6 1 7 a p age 1 o f 8 features ? 7 p in s i l p ackage ? input / output isolation voltage: 1k vdc ? high efficiency ? lead free design, rohs compliant ? operating temperature: - 40c to +85c applications these converters are well suitable for battery operated equipment, measurement equ ipment, telecom, wireless network, industry control system, everywhere where isolated, tightly regulated voltages and compact size are required. technical specification all specifications are typical at nominal input, full load and 25c unless otherwise stated. model n umber input v oltage range(v) output v oltage (v) output current (ma) f ull load input cu rrent (ma) eff . (2) ( %) capacitive load, max. (3) ( ) no load full load cha2 - 05s1 4. 5 ~5.5 nominal:5 5 400 45 506 79 33 0 cha2 - 05s2 12 167 42 500 80 33 0 cha2 - 05s3 15 134 35 494 81 33 0 c ha 2 - 05d1 5 200 45 513 78 220 c ha 2 - 05d2 12 84 42 500 80 100 c ha 2 - 05d3 15 67 35 494 81 100 cha2 - 12 s1 10.8~13.2 nominal: 12 5 400 26 211 79 33 0 cha2 - 12 s2 12 167 25 208 80 33 0 cha2 - 12 s3 15 134 24 206 81 33 0 cha2 - 12 d1 5 200 26 214 78 220 cha2 - 12 d2 12 84 25 208 80 100 cha2 - 12 d3 15 67 24 208 80 100 cha2 - 24s1 21.6~26.4 nominal: 24 5 400 8 105 79 33 0 ch a2 - 24s2 12 167 7 101 82 33 0 ch a2 - 24s3 15 134 7 102 82 33 0 cha2 - 24d1 5 200 8 107 78 220 ch a2 - 24 d 2 12 84 7 103 81 100 ch a2 - 24 d 3 15 67 7 102 82 100
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 2 o f 8 input specifications input voltage 5v nominal input 4.5~5.5v 12v nominal input 10.8~13.2v 24v nominal input 21.6~26.4v in put filter capacitor environme ntal specifications operating ambient temperature - 40c to +85c maximum case temperature +95c storage temperature range - 55c to +125c relative humidity 95% rh max. output specifications output power 2 watts max. voltage accuracy nominal vin and full load 5% max. voltage balance dual output 1% max. minimum load 0.013 a line regulation for vin charge of 1% 1.5% max. lo ad regulation 10% load to full load 1 0 % max. 15% max. (3.3&5vout models) ripple and noise (20mhz bandwidth) 150mvp - p max. maximum capacitive load see table general specifications efficiency nominal input and full load see table isolation voltage input to output 10 00v dc (1 second) isolation resistance 5 00vdc 1000 m min. isolation capacitance 5 0pf typ . switching frequency 150 khz max. reliability, calculated mtbf 210 6 hrs physical specifications case material plastic plastic potting material epoxy epoxy (ul94 v - 0) dimensions 0. 76 0. 2 4 0. 39 inch ( 19.5 6.0 10.0 mm) weight 2. 2 g typ.
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 3 o f 8 note 1. io below this value will not damage these converters, however, they may not meet all listed specifications. 2. typical value, tested at nominal input and full load. 3. for each output. 4 . specific ations subject to change without notice. mechanical dimensions s ingle output pin 1 kvdc - single 1 +vin 2 - vin 3 no pin 4 - vo 5 no pin 6 + vo 7 no pin cha2-05s1 printed face 19.50 (0.76) 6.00 (0.24) 9.50 (0.37) 0.50 (0.02) 3.05 (0.12)min 2.54 (0.10) 12.70 (0.50) 0.50 (0.02) 0.25 (0.01) 1.25 (0.05) units: mm (inch) tolerance: .xx 0.25 ( 0.01) date code 8.50 (0.33) 5.00 (0.20) pb 17.00 (0.67) 8.00 (0.31) 0.50 (0.02)
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 4 o f 8 dual output pin 1 kvdc - dual 1 +vin 2 - vin 3 no pin 4 - vo 5 common 6 + vo 7 no pin package information ps: unit: mm l= 54 0 mm ; one tube = 2 5 pcs cha2-05d1 printed face 19.50 (0.76) 6.00 (0.24) 9.50 (0.37) 0.50 (0.02) 3.05 (0.12)min 2.54 (0.10) 12.70 (0.50) 0.50 (0.02) 0.25 (0.01) 1.25 (0.05) units: mm (inch) tolerance: .xx 0.25 ( 0.01) date code 8.50 (0.33) 5.00 (0.20) pb 17.00 (0.67) 8.00 (0.31) 0.50 (0.02)
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 5 o f 8 test configurations : all specifications are typical at nominal input, full load and 25c unless otherwise stated. dc power supply: it o ffers a wide voltage and current range precisely. current meter (a): accuracy ? 200a ~ 200ma 4 ranges + (0.2% rdg + 2 digits) 2000ma ~ 20a 2 ranges+ (0.3% rdg + 2 digits). voltage meter (v): accuracy ? + (0.03% rdg + 4 digits) . load: at full load. wires: t he resistance of the wires must be small. 1. input voltage range: narrow input voltage range 10% wide input voltage range (2:1 and 4:1 ex: narrow input voltage range 10% 5v dc nominal input ? 4.5~5.5v dc 12vdc nominal input ? 10.8~13.2v dc 24vdc nominal input ? 21.6~26.4v dc wide input voltage range 2:1 5vdc nominal input ? 4.5~9v dc 12vdc nominal input ? 9~18v dc 24vdc nominal input ? 18~36v dc 48vdc nominal input ? 36~75v dc wide input voltage range 4:1 (w) 24vdc nominal input ? 9~36v dc 48vdc nominal input ? 18~75v dc dc power supply a v load dc/dc converter v a dc power supply a v load dc/dc converter v a
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 6 o f 8 2. input power : pin = vin x iin vin input voltage iin input current 3. output power : pout = vout x iout vout output voltage iout output current 4. ef ficiency : pout : output power pin : input power 5. voltage accuracy : vout output voltage v out(nominal) nominal output voltage 6. line regulation : (1) wide input voltage range and regulated output voltage series. (2) narrow input voltage range 10% and unre gulated output voltage series . vout(+10%) o utput voltage at vin = 1.1xvin(nominal)&full load vout( -10%) output voltage at vin = 0.9xvin(nominal)&full load vout output voltage at vin = vin(nominal)&full load vout(ll) - vout(hl) vout(ll) ll: low line input voltage hl: high line input voltage x100% vout - vout (nominal) vout x100% efficiency = x100% p out p in vout v in vout = vout( +10% ) - vout( - 10% ) vout x100%
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@bothhandusa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 7 o f 8 vin(+10%) input voltage = 1.1xvin(nominal) vin( -10%) in put voltage = 0.9xvin(nomi nal) vin (nominal) nominal input voltage 7. load regulation : vout(fl): output voltage at full load vout(nl): output voltage at 25% full load or 10% full load 8. ripple and noise : a s shown below. th e bandwidth is 0-20mhz. vout( f l) - vout( n l) vout( f l) x100% v in = v in ( +10% ) - v in ( - 10%) v in (nominal) x100% noise ripple ripple & noise
bothhand usa preliminary isolated dc - dc converters c h a 2 series -- 2 watt e-mail: sales@ bothhand usa.com http://www.bothhandusa.com rev:20150 6 1 7 a p age 8 o f 8 output ripple&noise measurement test circuit: as shown below. co: usually 0.47uf. 9. temperature derating curve : the dc-dc converter will operate over a wider temperature range if less power is drawn from the output and the device is already running. the temperature derating curve shows the operating power-temperature range. as shown below. 10. switching frequency : the nominal operating frequen cy of the dc-dc converters. 11. input to output isolation : the dielectric breakdown strength test between input and output circuits. this is the isolation voltage the device is capable of withstanding for a specified time, usually 1 second or 1 minute. load dc/dc converter oscilloscope copper strip copper strip co load dc/dc converter oscilloscope copper strip copper strip load dc/dc converter oscilloscope copper strip copper strip co
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