B3-0515D3 LF 1. 3 Watt Dual Output DC-DC Converter Features： 1.1. 14 Pin DIL Package 1.2. Low Ripple and Noise 1.3. Input / Output Isolation ：1000Vdc 1.4. Net Weight ： 2.7 g Typical 1.5 RoHS Converter Certified By SGS 2. Input Specifications： 2.1. Input Voltage ： 4.5 ~ 5.5 Vdc 5V ± 10 % 2.2. Max. Input Current ： 720mA Max. @ Vin = 5 V and Output at Full Load. 2.3. Quiescent Current ： 35 mA Typical @ Vin = 5 V and No Load. 2.4. Input Ripple ： 100 mV Typical 2.5. Input Filter ： Internal Capacitor 2.6. Switching Frequency ： 90 KHz Typ. 2.7. Input Efficiency ： 83 % Min. @ Vin = 5 V ,Output at Full Load ,No Input Electrolytic Capacitor and 20 MHz BW. @ Vin = 5V and 100 % Load. ( 87% Typical ) 3. Output Specification： 3.1. Output Voltage ： ±15 Vdc @ Vin = 5 V and Output at Full Load. 3.2. Output Voltage Accuracy ： ±3% Vo = 14.55 ~ 15.45 Vdc 3.3. Max. Output Current ： ± 100 mA 3.4. Min. Output Current ： ± 20 mA 3.5. Ripple ： ±120 mVp-p 3.6. Line Regulation ： ±1.3 %/ 1.0 % Max. See Note (1). 3.7. Load Regulation ： ±8 % Max. See Note (2). 3.8. Max. Capacitive Load ： ±330 uF 3.9. Temperature Coefficient ： ± 0.02 %／℃ Max. @ 20 MHz BW Note : (1). Line Regulation : Set output load to full load, Then adjust input voltage from 4. 5V to 5. 5V ( 10% change ), The output voltage difference must be within 13% of the output at full load and nominal input. (2). Load Regulation : Set input voltage at 5V, Then changing Output load from 20% to 100% rated Load. The output voltage difference must be within 8% of the output at full load and nominal input. (3). All specification are typical at 25℃ unless otherwise state. 4. General Specification： 4.1. Isolation Voltage ： 1000 Vdc Test duration 60 Seconds / 0.5 mA 4.2. Isolation Resistance ： 1000 MΩ Min. @ 500 Vdc 4.3. Operating Temperature (1) ： -40℃ ~ +85℃ @ Ambient Temperature with Natural convention 4.4. Operating Temperature (2) ： -40℃ ~ +95℃ @ Case Surface Temperature 4.5. Storage Temperature ： -55℃ ~ +105℃ 4.6. Humidity ： Up to 95 % 4.7. Cooling ： Free air convection Bothhand USA http://www.bothhandusa.com Page 1 of 6 B3-0515D3 LF-Spec-160701 Approve By : Check By: Test By:楊陽 B3-0515D3 LF 4.8. 3 Watt Dual Output DC-DC Converter ： Non-Conductive Plastic Case Type 5. Mechanical Dimension： 1K Vdc – Dual Pin -Vin 14 Pin 1 +Vin 2 13 --- 3 12 --- -Vo 11 5 --- 10 6 +Vo 9 Common 8 4 NC 7 “---” means Omitted Note： 6. Recommended Footprint Details : Units : mm (inch) Tolerance : 0.xx ± 0.25(0.xx ± 0.01) ( Top View ) 7. Power Derating Curve : 8. Efficiency & Output Load Chart : Bothhand USA http://www.bothhandusa.com Page 2 of 6 B3-0515D3 LF-Spec-160701 Approve By : Check By: Test By:楊陽 B3-0515D3 LF 3 Watt Dual Output DC-DC Converter BOTHHAND USA Application note Test Configurations : All specifications are typical at nominal input, full load and 25°C unless otherwise stated. A A DC Power Supply DC/DC converter V V Load ◎DC Power Supply: It offers a wide voltage and current range precisely. ◎Current meter (A): Accuracy 200μA ~ 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: The 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%） 5VDC nominal input 4.5~5.5VDC 5VDC nominal input 10.8~13.2VDC 24VDC nominal input 21.6~26.4VDC Wide input voltage range 2:1 5VDC nominal input 5VDC nominal input 24VDC nominal input 48VDC nominal input Wide input voltage range 4:1 (W) 24VDC nominal input 48VDC nominal input 2. Input power : 4.5~4.5VDC 4.5~9VDC 9~36VDC 36~75VDC 4.5~36VDC 9~75VDC Bothhand USA http://www.bothhandusa.com Page 3 of 6 B3-0515D3 LF-Spec-160701 Approve By : Check By: Test By:楊陽 B3-0515D3 LF Pin = Vin x Iin 3 Watt Dual Output DC-DC Converter Vin：Input voltage Iin：Input current 3. Output power : Pout = Vout x Iout Vout：Output voltage Iout：Output current 4. Efficiency : Efficiency = Pout x100% Pin Pout: Output power Pin: Input power 5. Voltage accuracy: │Vout-Vout(nominal)│ x100% Vout Vout：Output voltage Vout(nominal)：Nominal output voltage 6. Line regulation: (1) Wide input voltage range and regulated output voltage series. │Vout(LL)-Vout(HL)│ x100% Vout(LL) LL: Low Line input voltage HL: High Line input voltage (2) Narrow input voltage range（±10%）and unregulated output voltage series. │ │ Line regulation= ΔVout ΔVin ΔVout = Vout(+10%)-Vout(-10%) x100% Vout Vout(+10%)：Output voltage at Vin = 1.1xVin(nominal)&full load Vout(-10%)：Output voltage at Vin = 0.4.5xVin(nominal)&full load Vout：Output voltage at Vin = Vin(nominal)&full load ΔVin = Vin(+10%)-Vin(-10%) x100% Vin(nominal) Vin(+10%)：Input voltage = 1.1xVin(nominal) Bothhand USA http://www.bothhandusa.com Page 4 of 6 B3-0515D3 LF-Spec-160701 Approve By : Check By: Test By:楊陽 B3-0515D3 LF 3 Watt Dual Output DC-DC Converter Vin(-10%)：Input voltage = 0.4.5xVin(nominal) Vin(nominal)：Nominal Input voltage 7. Load regulation : │Vout(FL)-Vout(NL)│ x100% Vout(FL) Vout(FL): Output voltage at full load Vout(NL): Output voltage at 25% full load or 10% full load 8. Ripple and Noise: as shown below. The bandwidth is 0-20MHz. Ripple&Noise Noise Ripple Output Ripple&Noise measurement test circuit: as shown below. Copper strip DC/DC converter Co Oscilloscope Load Copper strip 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. Bothhand USA http://www.bothhandusa.com Page 5 of 6 B3-0515D3 LF-Spec-160701 Approve By : Check By: Test By:楊陽 B3-0515D3 LF 3 Watt Dual Output DC-DC Converter 120 100 Output 80 Power 60 (%) 40 20 0 -40 -20 0 20 40 60 80 100 120 Ambient Temp.TA ( ℃ ) 10. Switching frequency: The nominal operating frequency 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. Bothhand USA http://www.bothhandusa.com Page 6 of 6 B3-0515D3 LF-Spec-160701 Approve By : Check By: Test By:楊陽