Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA Features Wide 4 : 1 Input Voltage Range(9~36V,18~75V) High Efficiency up to 89% Remote On/Off Input / Output Isolation Voltage: 1.5K VDC Extended Operating Temperature Range: -40°C to+85°C Output Short Circuit Protection: Hiccup, continuous & Auto Recovery Over Voltage Protection: Clamp Mode Description Shielded Metal Case with Insulated Baseplate The BUB15W Series are isolated 15W DC/DC converters. Designed with highly efficiency, allow the operating Lead Free Design, RoHS Compliant temperature range of these units to be -40°C to +85°C (with 6 pin DIP Package with Industry-Standard Footprint derating) in a 6 pin DIP package with industry-standard Standard 2”X1” Package footprint. Further features include wide 4 : 1 input voltage range, remote on/off control, trimmable output, short-circuit Customer Design Available protection and over voltage protection. Safety Standard / Approval : IEC / EN 60950-1 Applications These converters are well suitable for battery operated equipment, measurement equipment, telecom, wireless network, Industry control system, everywhere where isolated, tightly regulated voltages and compact size are required. Technical Specification Model Number Input Voltage Range All specifications are typical at nominal input, full load and 25°C unless otherwise stated. Output Voltage (V) Output Current (mA) Min. Load (1) Full. Load Input Current (mA) No Load Full Load Eff . (%) Capacitive (3) Load, max. (uF) (2) BUB15-24S0W 3.3 0 4000 21 719 81 25760 BUB15-24S1W 5.1 44 3000 22 819 82 14320 1250 24 760 86 3168 BUB15-24S2W BUB15-24S3W 9~36V Nominal:24V BUB15-24D1W BUB15-24D2W 12 15 24 1000 24 755 87 2000 ±5 0 ±1500 27 794 83 8800 ±625 24 752 87 1600 ±500 29 757 87 1040 ±12 ±15 BUB15-24D3W 44 14 0 BUB15-48S0W 3.3 0 4000 6.9 352 82 25760 BUB15-48S1W 5.1 49 3000 9.3 399 84 14320 1250 7.3 369 89 3168 BUB15-48S2W BUB15-48S3W 18~75V Nominal:48V BUB15-48D1W BUB15-48D2W BUB15-48D3W [email protected] 12 42 15 24 1000 7.5 372 88 2000 ±5 0 ±1500 8.5 381 86 8800 ±625 9.2 369 89 1600 ±500 10 373 88 1040 ±12 ±15 9 0 www.bothhandusa.com Rev:20130814A Page 1 of 7 Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA Input Specifications Input Voltage 24V nominal input 9-36V 48V nominal input 18-75V Input filter Pi Type Input surge voltage 24V nominal input 50V (100ms max.) 48V nominal input 100V Input reflected ripple current Nominal Vin and full load Start up time Nominal Vin and constant resistive load Remote ON/OFF 50mAp-p max. 76ms typ. Open or 3.5V＜Vr＜12V Converter: ON Short Converter: OFF (4) or 0V＜Vr＜0.7V Sourcing current of remote control pin Nominal Vin ＜0.2 mA Idle input current (at Remote OFF state) Nominal Vin ＜12 mA Environmental Specifications -40°C to +85°C (with derating) Operating ambient temperature +100°C max. Maximum case temperature -55°C to +125°C Storage temperature range 95% RH max. Relative humidity ±0.02% / °C max. Temperature coefficient Output Specifications 15 Watts max. Output power Voltage accuracy Full load and nominal Vin ±1% See table Minimum load Line regulation LL to HL at full load 25% load to full load Load Regulation Balanced load ±1.0% Single ±0.5% Dual ±0.5% Unbalanced load 25% to 100% full load Ripple and Noise ±5% 20MHz bandwidth 80mVp-p max. 3.3Vout models 3.9V Over voltage protection 5.1Vout models 6.2V (Zener Diode Clamp) 12Vout models 15V 15Vout models 18V Capacitive load Over load protection See table % of full load at nominal input Short circuit protection Transient response settling time 110% min. Hiccup, continuous (Auto Recovery) 250µs max. 50% load step change (1.2ms for 3.3Vout) Transient response over shoot [email protected] di/dt=0.8A/µs www.bothhandusa.com ≤ ±5% of Vo Rev:20130814A Page 2 of 7 Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA (≤ ±6% for 3.3Vout) General Specifications Efficiency Nominal input Isolation voltage Input to output Isolation resistance See table 1500VDC 9 500VDC 10 Ohms min. Isolation capacitance 1050pF typ. Switching frequency 330kHz typ. 6 Reliability, calculated MTBF 1.85 × 10 Hrs Physical Specifications Case material Nickel-coated copper Base material Non-conductive black plastic Silicon rubber (UL94V-0) Potting material 2.0 × 1.0 × 0.4 Inch Dimensions (50.8 × 25.4 × 10.2 mm) Weight 32.0g (1.13oz) typ. BUB15W Series Power Derating Curve(5) 120 Output Power (%) 100 80 60 40 20 0 -40 -20 0 20 40 60 71 80 100 120 Ambient Temp.TA (℃) [email protected] Efficiency (%) BUB15-48S1W Output Current vs. Efficiency Efficiency (%) BUB15-48S1W Input voltage vs. Efficiency www.bothhandusa.com Rev:20130814A Page 3 of 7 Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA Input voltage (V) Output Current (A) BUB15-48S1W BUB15-48S1W Transient Response at 50%~100% Max Load Loop Gain & Phase at Vi=48V,Full Loa 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. Short to -Vin (Pin 2). 5. Based on BUB15-48S1W. Mechanical Dimensions Pin 1 2 3 4 5 6 Pin Assignment Single Dual +Vin +Vin -Vin -Vin +Vout +Vout Trim Common -Vout -Vout Remote On/Off (optional) Unit: mm [inch] Tolerance:±0.5[0.02] Specifications subject to change without noticed. [email protected] www.bothhandusa.com Rev:20130814A Page 4 of 7 Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA 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%） 5V nominal input 4.5~5.5V 12V nominal input 10.8~13.2V 24V nominal input 21.6~26.4V Wide input voltage range 2:1 5V nominal input 12V nominal input 24V nominal input 48V nominal input 4.5~9V 9~18V 18~36V 36~75V Wide input voltage range 4:1 (W) 24V nominal input 9~36V 48V nominal input 18~75V 2. Input power : Pin = Vin x Iin Vin：Input voltage Iin：Input current Pout = Vout x Iout Vout：Output voltage Iout：Output current 3. Output power : 4. Efficiency : Efficiency = Pout Pin x100% Pout: Output power Pin: Input power 5. Voltage accuracy: │Vout-Vout(nominal)│ │ Vout [email protected] x100% Vout：Output voltage Vout(nominal)：Nominal output voltage www.bothhandusa.com Rev:20130814A Page 5 of 7 Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA ││││ ││││ 6. Line regulation: (1) Wide input voltage range and regulated output voltage series. │ │Vout(LL)-Vout(HL)│ Vout(LL) LL: Low Line input voltage HL: High Line input voltage x100% (2) Narrow input voltage range（±10%）and unregulated output voltage series. Δ Vout Line regulation= Δ Vin ΔVout = Vout(+10%)-Vout(-10%) x100% Vout Vout(+10%)：Output voltage at Vin = 1.1xVin(nominal)&full load Vout(-10%)：Output voltage at Vin = 0.9xVin(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) Vin(-10%)：Input voltage = 0.9xVin(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 [email protected] www.bothhandusa.com Rev:20130814A Page 6 of 7 Isolated DC-DC Converters BUB15W Series -- 15 Watt Bothhand USA 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 Output Power (%) drawn from the output and the device is already running. The temperature derating curve shows the operating power-temperature range. As shown below. 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. [email protected] www.bothhandusa.com Rev:20130814A Page 7 of 7