PRELIMINARY Isolated DC-DC Converters BOB5 Series -- 5 Watt Bothhand USA Features Wide 2 : 1 Input Voltage Range(4.5~9V,9~18V,18~36V,36~75V) 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 The BOB5 Series are isolated 5W DC/DC converters. Designed Over Voltage Protection: Clamp Mode with highly efficiency, allow the operating temperature range of Meet EN55022, Class A (Radiation) these units to be -40°C to +85°C in a 24 pin DIP package with Shielded Metal Case with Insulated Baseplate industry-standard footprint. Further features include wide 2 : 1 input voltage range, remote on/off control, short-circuit protection Lead Free Design, RoHS Compliant 24pin DIP Package with Industry-Standard Footprint and over voltage protection. Customer Design Available Applications Safety Standard / Approval : IEC / EN 60950-1 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 BOB5-05S0 BOB5-05S1 BOB5-05S2 BOB5-05S3 BOB5-05D1 BOB5-05D2 BOB5-05D3 BOB5-12S0 BOB5-12S1 BOB5-12S2 BOB5-12S3 BOB5-12D1 BOB5-12D2 BOB5-12D3 BOB5-24S0 BOB5-24S1 BOB5-24S2 BOB5-24S3 BOB5-24D1 BOB5-24D2 BOB5-24D3 BOB5-48S0 BOB5-48S1 BOB5-48S2 BOB5-48S3 BOB5-48D1 BOB5-48D2 BOB5-48D3 Input Voltage Range 4.5~9V Nominal:5V 9~18V Nominal:12V 18~36V Nominal:24V 36~75V Nominal:48V [email protected] 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 max. Voltage (1) (%) Load, (3) Min. Load Full. Load No Load Full Load (V) (uF) 3.3 0 1200 46 1115 75 14700 5 0 1000 45 1351 78 6900 12 0 500 42 1558 81 1660 15 0 400 65 1558 81 880 ±5 0 ±500 55 1351 78 2200 ±12 0 ±250 76 1600 79 330 ±15 0 ±200 77 1579 80 330 3.3 5 12 15 ±5 ±12 ±15 3.3 5 12 15 ±5 ±12 ±15 3.3 5 12 15 ±5 ±12 ±15 12 10 0 0 0 0 0 17 0 0 0 0 0 0 0 0 0 0 0 0 0 1200 1000 500 400 ±500 ±250 ±200 1200 1000 500 400 ±500 ±250 ±200 1200 1000 500 400 ±500 ±250 ±200 www.bothhandusa.com 21 22 25 27 22 31 32 10 10 12 14 12 17 17 6 6 7 8 7 9 9 440 541 625 617 541 625 617 223 267 313 313 271 316 313 111 135 156 156 135 156 156 Rev:20130813A 79 81 84 85 81 84 85 78 82 84 84 81 83 84 78 81 84 84 81 84 84 4700 2630 330 220 1100 132 69 3200 3080 377 230 990 122 194 3750 2730 277 147 1330 230 132 Page 1 of 7 PRELIMINARY Isolated DC-DC Converters BOB5 Series -- 5 Watt Bothhand USA Input Specifications Input Voltage 5V nominal input 4.5-9V 12V nominal input 9-18V 24V nominal input 18-36V 48V nominal input 36-75V Pi Type Input filter 5V input 10V 12V input 25V 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 100mAp-p typ. 730ms 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 ±1% 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 ±0.5% Unbalanced load 25% to 100% full load Ripple and Noise 20MHz bandwidth ±3% 60mVp-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 [email protected] % of full load at nominal input www.bothhandusa.com 150% typ. Rev:20130813A Page 2 of 7 PRELIMINARY Isolated DC-DC Converters BOB5 Series -- 5 Watt Bothhand USA Short circuit protection Continuous, automatic recovery 490µs typ. Transient response settling time 50% load step change Transient response over shoot di/dt=0.8A/µs ≤ ±5% of Vo Efficiency Nominal input See table Isolation voltage Input to output General Specifications Isolation resistance 1500VDC 9 500VDC 10 Ohms min. Isolation capacitance 280pF 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. BOB5 Series Output Power (%) Power Derating Curve(5) Ambient Temp.TA (℃) BOB5-48S1 Output Current vs. Efficiency Efficiency (%) Efficiency (%) BOB5-48S1 Input voltage vs. Efficiency Input voltage (V) [email protected] Output Current (A) www.bothhandusa.com Rev:20130813A Page 3 of 7 PRELIMINARY Isolated DC-DC Converters BOB5 Series -- 5 Watt Bothhand USA BOB5-48S1 BOB5-48S1 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 BOB5-48S1. 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] Specifications subject to change without notice. [email protected] www.bothhandusa.com Rev:20130813A Page 4 of 7 PRELIMINARY Isolated DC-DC Converters BOB5 Series -- 5 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:20130813A Page 5 of 7 PRELIMINARY Isolated DC-DC Converters BOB5 Series -- 5 Watt Bothhand USA ││││ ││││ 6. Line regulation: (1) Wide input voltage range and regulated output voltage series. │Vout(LL)-Vout(HL)│ LL: Low Line input voltage │ x100% HL: High Line input voltage Vout(LL) (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:20130813A Page 6 of 7 PRELIMINARY Isolated DC-DC Converters BOB5 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:20130813A Page 7 of 7