Isolated DC-DC Converters BOB5W Series -- 5 Watt Bothhand USA Features Wide 4 : 1 Input Voltage Range(9~36V,18~75V) Remote On/Off Input / Output Isolation Voltage: 1.5K VDC Extended Operating Temperature Range: -40°C to +85°C Output Short Circuit Protection: Description Continuous & Auto Recovery Over Voltage Protection: Clamp Mode Meet EN55022, Class A (Radiation) Shielded Metal Case with Insulated Baseplate Lead Free Design, RoHS Compliant The BOB5W Series are isolated 5W DC/DC converters. Designed with highly efficiency, allow the operating temperature range of these units to be -40°C to +85°C in a 24 pin DIP package with industry-standard footprint. Further features include wide 4 : 1 input voltage range, remote on/off control, short-circuit protection and over voltage protection. 24pin DIP Package with Industry-Standard Footprint Applications Customer Design Available Saftey Standard / Approval : IEC / EN60950-1 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 Output Current (mA) Input Current (mA) Eff .(2) Capacitive Voltage max. (1) (%) Load, (3) Min. Load Full. Load No Load Full Load (V) (uF) BOB5-24S0W 3.3 34 1200 4.6 226 77 6800 BOB5-24S1W 5 4 1000 9.7 274 80 7030 BOB5-24S2W 12 0 500 7.1 316 83 1220 15 0 400 10 321 82 430 ±5 0 ±500 9.2 271 81 4620 BOB5-24D2W ±12 0 ±250 11.7 316 83 330 BOB5-24D3W ±15 0 ±200 13 316 83 200 BOB5-48S0W 3.3 49.4 1200 2.8 116 75 4400 BOB5-48S1W 5 0 1000 4.9 139 79 5460 BOB5-48S2W 12 0 500 5 160 82 660 15 0 400 5.2 160 82 330 ±5 0 ±500 5.4 139 79 1660 BOB5-48D2W ±12 0 ±250 6.8 160 82 220 BOB5-48D3W ±15 0 ±200 7.4 160 82 147 9~36V BOB5-24S3W Nominal:24V BOB5-24D1W 18~75V BOB5-48S3W Nominal:48V BOB5-48D1W [email protected] www.bothhandusa.com Rev:20130814A Page 1 of 7 Isolated DC-DC Converters BOB5W Series -- 5 Watt Bothhand USA Input Specifications Input Voltage 24V nominal input 9-36V 48V nominal input 18-75V Pi Type Input filter Input surge voltage 24V input 50V (100ms max.) 48V input 100V Input reflected ripple current Nominal Vin and full load Start up time Nominal Vin and constant resistive load Remote ON/OFF 160mAp-p typ. 530ms typ. Open or 3.5V＜Vr＜12V Converter: ON Short Converter: OFF (4) or 0V＜Vr＜1.2V Sourcing current of remote control pin Nominal Vin ＜0.2 mA Idle input current (at Remote OFF state) Nominal Vin ＜2.5 mA Environmental Specifications -40°C to +85°C (with derating) Operating ambient temperature +100°C Maximum case temperature -55°C to +105°C Storage temperature range 5% to 95% RH Relative humidity ±0.02% / °C max. Temperature coefficient EMC Characteristics EN55022 (radiation) EMI Meet class A Output Specifications 6 Watts max. Output power Voltage accuracy Full load and nominal Vin ±2% See table Minimum load Line regulation LL to HL at full load 25% load to full load Load Regulation Balanced load ±0.5% Single ±1% Dual ±1% Unbalanced load 25% to 100% full load Ripple and Noise ±5% 20MHz bandwidth 80mVp-p max. 3.3Vout models 3.9V Over voltage protection 5Vout models 6.2V (Zener Diode Clamp) 12Vout models 15V 15Vout models 18V See table Capacitive load Over load protection % of full load at nominal input Continuous, automatic recovery Short circuit protection Transient response settling time 50% load step change Transient response over shoot di/dt=0.8A/µs [email protected] 150% typ. www.bothhandusa.com 560µs typ. ≤ ±5% of Vo Rev:20130814A Page 2 of 7 Isolated DC-DC Converters BOB5W Series -- 5 Watt Bothhand USA General Specifications Efficiency Nominal input See table Isolation voltage Input to output 1500VDC Isolation resistance 500VDC 9 10 Ohms min. Isolation capacitance 300pF typ. Switching frequency 300kHz typ. 6 Reliability, calculated MTBF 2.40 × 10 Hrs Physical Specifications Case material Nickel-coated copper Base material Non-conductive black plastic Silicon rubber (UL94V-0) Potting material 1.25 × 0.80 × 0.40 Inch Dimensions (31.75 × 20.32 × 10.16 mm) Weight 17.2g (0.59oz) typ. BOB5WSeries Output Power (%) Power Derating Curve(5) Ambient Temp.TA (℃) BOB5-48S1W Output Current vs. Efficiency Efficiency (%) Efficiency (%) BOB5-48S1W Input voltage vs. Efficiency Input voltage (V) [email protected] Output Current (A) www.bothhandusa.com Rev:20130814A Page 3 of 7 Isolated DC-DC Converters BOB5W Series -- 5 Watt Bothhand USA BOB5-48S1W BOB5-48S1W Transient Response at 50%~100% Max Load Loop Gain & Phase at Vi=48V,Full Load 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 2,3). 5. Based on BOB5-48S1W. Mechanical Dimensions Pin 1 2 3 9 11 14 16 22 23 Pin Assignment Single Dual Remote On/Off Remote On/Off -Vin -Vin -Vin -Vin No pin Common No function -Vout +Vout +Vout -Vout Common +Vin +Vin +Vin +Vin Unit: mm [inch] Tolerance:±0.5[0.02] [email protected] www.bothhandusa.com Rev:20130814A Page 4 of 7 Isolated DC-DC Converters BOB5W Series -- 5 Watt Bothhand USA Specifications subject to change without notice. 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 BOB5W Series -- 5 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. Line regulation= Δ Vout 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 : │ x100% │Vout(FL)-Vout(NL)│ 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 BOB5W Series -- 5 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