QA-XT&Q B-XT Series -XT 0.25W, Fixed Input, Isolated Dual/Single Output SMD DC-DC CONVERTER Models Single output FEATURES Model Input Voltage (V) Output Voltage (V) Output Current max (mA) Isolation (VDC) Efficiency (%) QB0303XT 3-3.6 3.3 75 1000 60 QB0305XT 3-3.6 5 50 1000 60 ◆ RoHS Compliant ◆ SMD Package QB0312XT 3-3.6 12 20 1000 63 ◆ Low ripple and noise QB0315XT 3-3.6 15 16 1000 64 ◆ High efficiency up to 68% QB0503XT 4.5-5.5 3.3 75 1000 61 QB0505XT 4.5-5.5 5 50 1000 64 ◆ Operating temperature -40℃to+ 85℃ QB0509XT 4.5-5.5 9 27 1000 65 ◆ Input / Output Isolation 1000 VDC QB0512XT 4.5-5.5 12 20 1000 66 ◆ Pin compatible with multiple Manufacturers QB0515XT 4.5-5.5 15 16 1000 67 ◆ UL94-VO Package MODEL SELECTION ① ② ③ ④ ⑤ QB 05 05 X T ①Product Series ③Output Voltage ⑤SMD Package ②Input Voltage ④Fixed Input QB0524XT 4.5-5.5 24 10 1000 64 QB1203XT 10.8-13.2 3.3 75 1000 60 QB1205XT 10.8-13.2 5 50 1000 65 QB1212XT 10.8-13.2 12 20 1000 66 QB2405XT 21.6-26.4 5 50 1000 60 QB2412XT 21.6-26.4 12 20 1000 64 QB2415XT 21.6-26.4 15 16 1000 63 APPLICATIONS 1.Datasheets are updated as needed and as specifications are subject to change without notice. such, Once printed or downloaded, datasheets are no longer controlled by MICRODC; refer to www.microdc.cn for the most current product specifications. 2.Product labels shown, including safety agency certifications on labels, may vary based on the date manufactured. Models Dual output Model Input Voltage (V) QA0505XT 25°C, humidity<75%,nominal input voltage and at rated output QA0512XT load unless otherwise specified. 3. Mechanical drawings and specifications are for reference only. 4. All specifications are measured at an ambient temperature of 5. MICRODC may not have conducted destructive testing or chemical analysis on all internal components and chemicals at the time of publishing this document. CAS numbers and other limited information are considered proprietary and may not be Output Voltage (V) Output Current max (mA) Isolation (VDC) 4.5-5.5 ±5 ±25 1000 63 4.5-5.5 ±12 ±11 1000 65 QA0515XT 4.5-5.5 ±15 ±9 1000 67 QA0524XT 4.5-5.5 ±24 ±5 1000 64 QA1205XT 10.8-13.2 ±5 ±25 1000 66 Efficiency (%) QA1212XT 10.8-13.2 ±12 ±11 1000 67 6. This product is not designed for use in critical life support QA1215XT 10.8-13.2 ±15 ±9 1000 67 systems, equipment used in hazardous environments, nuclear QA2405XT 21.6-26.4 ±5 ±25 1000 62 specific safety and regulatory standards other the ones listed in QA2412XT 21.6-26.4 ±12 ±11 1000 68 this datasheet. QA2415XT 21.6-26.4 ±15 ±9 1000 67 available for release. control systems or other such applications which necessitate 7. Warranty is in accordance with microdc’s sandard Terms of Sale available at www.microdc.cn. MICRODC R ESERVES THE COPYRIGHT http://www.microdc.cn Technical Enquiries-Email:[email protected] Tel:0086-20-86000646 Page 1 of 3 QA-XT&Q B-XT Series -XT Input Specifications Parameters Nominal Voltage range Typical 3 3-3.6 5 4.5-5.5 12 10.8-13.2 14 21.6-26.4 Filter Maximum Units VDC Capacitor Isolation Specifications Parameters Conditions Tested I/O voltage 60 sec Typical Rated Units 1000 VDC Resistance > 1000 MOhm Capacitance 6 pF Output Specifications Parameters Conditions Typical Voltage accuracy See the tolerance graph ±5 Maximum Units % Voltage balance Dual Output ±2 % Line voltage regulation (Single) For 1% change of Vin ±1.2 % Line voltage regulation (Dual) For 1% change of Vin ±1.2 % Load voltage regulation (Single) Load 10 – 100% 10 % Load voltage regulation (Dual) Load 10 – 100% 10 % ±0.03 %/℃ At 20MHz Bandwidth 75 mV p-p Conditions Typical 100% load single 100 KHz 100% load dual 150 KHz Temperature coefficient Ripple & Noise General Specifications Parameters Switching frequency Maximum Short circuit protection Operating temperature Momentary (1sec) Without derating Storage temperature Cooling -40 to +85 ℃ -55 to +125 ℃ Free air convection Humidity 95 Case material MTBF Max Case Temperature % Plastic UL94-VO Weight Dimensions (L x W x H) Units 1.5 Single 1000VDC Dual 1000VDC g 0.50 x 0.44 x 0.26 inch 0.60 x 0.44 x 0.26 inch 12.70 x 11.20 x 6.70 mm 15.24 x 11.20 x 6.70 mm >3 500 000hrs (MIL-HDBK -217F, Ground Benign, t=+25 C) 95 ℃ NOTE: All specifications in this datasheet are measured at an ambient temperature of 25°C, humidity<75%, nominal input voltage and at rated output load unless otherwise specified http://www.microdc.cn Technical Enquiries-Email:[email protected] Tel:0086-20-86000646 Page 2 of 3 QA-XT&Q B-XT Series -XT Pin Out Specifications Pin Single Typical characteristics Pin Dual 1 -V Input 1 -V Input 3 +V Input 3 +V Input 5 N.C. 5 N.C. 7 - V Output 7 Common 8 + V Output 9 -V Output 10 N.C. 10 N.C. 12 N.C. 12 +V Output 14 N.C. 14 N.C. 16 N.C. 18 N.C. Dimensions Single 1000VDC Dimensions Dual 1000VDC The package form the same to our series products A-XT-1W. RoHS COMPLIANT INFORMATION Microdc Professional Power Module,Inc. This series is compatible with RoHS soldering systems with a peak wave solder temperature of Tel:0086-20-86000646 E-mail:[email protected] 300°C for 10 seconds. The pin termination finish on the SIP package type is Tin Plate, Hot Website:http://www.microdc.cn Dipped over Matte Tin with Nickel Preplate. The DIP types are Matte Tin over Nickel Preplate. Microdc Professional Power module,Inc.makes no representation that Both types in this series are backward compatible with Sn/Pb soldering systems. the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or REACH COMPLIANT INFORMATION future patent rights. Specifications are subject to change without notice. This series has proven that this product does not contain harmful chemicals, it also has harmful ©2010 chemical substances through the registration, inspection and approval. Microdc Professional Power Module, Inc. Guangzhou http://www.microdc.cn Technical Enquiries-Email:[email protected] Tel:0086-20-86000646 Page 3 of 3