ASIA ELECTRONICS IND.CO.
ASIA ELECTRONICS BPU SERIES DC-DC CONVERTERS

Manufacturer: ASIA ELECTRONICS
Model: BPU Series
Features
- Low Profile 8.5mm
- 6 Sided Metal Shielding
- Built-in Input Filter
- Wide Input Voltage Range
- Input-Output Isolation
- Adjustable Output Volt. ±5%
- High Efficiency 81〜90%
- Remote ON/OFF Control
- Input Low Voltage Protection
- Input Over Voltage Protection
- Output Over Voltage Protection
- 115〜140% Operation
- Thermal Protection+110℃〜+120℃
- Operating Ambient Temperature −40℃〜+85℃
- Max. Case Temperature +105℃
- High Reliability
- Conformity to RoHS2 Directive
- Not built-in aluminum and tantalum electrolytic capacitor
Specifications
◆General Characteristics
| Input Voltage, Range | DC12, 24, 48, 100, 140V (See Table 1) (at Ta: 25℃, Full Load, Nominal Vin) |
| Output Voltage, Current | See Table 1 |
| Output Voltage Range | ±5% Adjustable |
| Efficiency | See Table 1 |
| Line Regulation | ±0.3% max. (at Vin Range) |
| Load Regulation | ±0.5% max. |
| ±1% max. | (3.3, 5V Output only) (0~100% Load) |
| Reflected Input Ripple, Noise | (5% Vin) Vp-p max. |
| Output Ripple | 40mVp-p max. |
| Output Noise | 0.5% typ. (output ±100mV) p-p max. |
| Short Circuit Protection | Built-in, Auto-restart (See Fig. 2) |
| Over Voltage Protection | 115%~140% Output Voltage |
| Temperature Coefficient | 0.02%/°C max. |
| Operating Ambient Temp. | −40°C to +85°C (See Fig. 1) |
| Max. Case Temperature | +105°C |
| Storage Temperature | −55°C to +125°C |
| Isolation Voltage | AC2000V one minute |
| (Input-Output-Case) | |
| Isolation Impedance | 100MΩ min. (at DC1000V) (Input-Output-Case) |
| Weight | 35g max. |
| Humidity | 20~95% RH |
| Shock | 490m/s² (11msec 3 directions) |
| Vibration | 10~55Hz 98m/s² (30 minutes 3 directions) |
| Surface Structure | Aluminum Case |
| MTBF | 400,000H (Ta: 25℃, 80% Load, Nominal Vin) |
| Warranty | 5 years |
◆Pin Outs & Dimensions (±0.5mm)
| Single Output | Dual Outputs | ||
|---|---|---|---|
| ① | + Vdc in | ① | + Vdc in |
| ② | 0 Vdc in | ② | 0 Vdc in |
| ③ | ON/OFF Control | ③ | ON/OFF Control |
| ④ | + Vdc out | ④ | + Vdc out |
| ⑤ | 0 Vdc out | ⑤ | Common |
| ⑥ | No Connection | ⑥ | − Vdc out |
◆Holes on PCB (Top View)
◆Option Heat Sink
◆ Block Diagram 
◆ Selection Guide
| Model Number | Input Voltage (Range) (V. DC) | Output Voltage (V. DC) | Output Current (A) | Efficiency (typ.) (%) 30% Load | Efficiency (typ.) (%) 80% Load |
|---|---|---|---|---|---|
| BPU12-3.3S 12A | 12 (8~18) | 3.3 | 12 | 87 | 85 |
| BPU12-5S 10A | 5 | 10 | 86 | 89 | |
| BPU12-6S 8.4A | 6 | 8.4 | 87 | 88 | |
| BPU12-12S 4.2A | 12 | 4.2 | 88 | 88 | |
| BPU12-15S 3.3A | 15 | 3.3 | 88 | 88 | |
| BPU12-24S 2.1A | 24 | 2.1 | 83 | 88 | |
| BPU12-3.3D 3.6A | ±3.3 | ±3.6 | 81 | 85 | |
| BPU12-5D 3A | ±5 | ±3 | 80 | 82 | |
| BPU12-12D 1.5A | ±12 | ±1.5 | 81 | 83 | |
| BPU12-15D 1.2A | ±15 | ±1.2 | 81 | 84 | |
| BPU24-3.3S 12A | 24 (16~36) | 3.3 | 12 | 85 | 87 |
| BPU24-5S 10A | 5 | 10 | 88 | 89 | |
| BPU24-6S 8.4A | 6 | 8.4 | 87 | 89 | |
| BPU24-12S 4.2A | 12 | 4.2 | 88 | 88 | |
| BPU24-15S 3.3A | 15 | 3.3 | 85 | 89 | |
| BPU24-24S 2.1A | 24 | 2.1 | 83 | 88 | |
| BPU24-3.3D 3.6A | ±3.3 | ±3.6 | 81 | 85 | |
| BPU24-5D 3A | ±5 | ±3 | 80 | 82 | |
| BPU24-12D 1.5A | ±12 | ±1.5 | 81 | 83 | |
| BPU24-15D 1.2A | ±15 | ±1.2 | 82 | 84 | |
| BPU48-3.3S 12A | 48 (32~72) | 3.3 | 12 | 84 | 85 |
| BPU48-5S 10A | 5 | 10 | 85 | 89 | |
| BPU48-6S 8.4A | 6 | 8.4 | 85 | 88 | |
| BPU48-12S 4.2A | 12 | 4.2 | 88 | 88 | |
| BPU48-15S 3.3A | 15 | 3.3 | 85 | 89 | |
| BPU48-24S 2.1A | 24 | 2.1 | 85 | 90 | |
| BPU48-3.3D 3.6A | ±3.3 | ±3.6 | 82 | 85 | |
| BPU48-5D 3A | ±5 | ±3 | 81 | 83 | |
| BPU48-12D 1.5A | ±12 | ±1.5 | 82 | 85 | |
| BPU48-15D 1.2A | ±15 | ±1.2 | 82 | 85 | |
| BPU100-3.3S 12A | 100 (64~144) | 3.3 | 12 | 84 | 85 |
| BPU100-5S 10A | 5 | 10 | 85 | 89 | |
| BPU100-6S 8.4A | 6 | 8.4 | 85 | 88 | |
| BPU100-12S 4.2A | 12 | 4.2 | 88 | 88 | |
| BPU100-15S 3.3A | 15 | 3.3 | 85 | 89 | |
| BPU100-24S 2.1A | 24 | 2.1 | 85 | 90 | |
| BPU100-3.3D 3.6A | ±3.3 | ±3.6 | 82 | 85 | |
| BPU100-5D 3A | ±5 | ±3 | 81 | 83 | |
| BPU100-12D 1.5A | ±12 | ±1.5 | 82 | 85 | |
| BPU100-15D 1.2A | ±15 | ±1.2 | 82 | 85 |











