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B0503S DC-DC Isolated Power Supply Module - 1W, 5V to 3.3V
$0.6500
In stock
SKU
BAT-02-115
Volume discounts:
- +50 5 % $0.6200
- +100 6 % $0.6100
- +300 8 % $0.6000
- +500 9 % $0.5900
- +1000 12 % $0.5700
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B0505S DC-DC Isolated Power Supply Module - 1W, 5V to 5V Previous 
B0503S Isolated DC-DC Power Supply Module is a compact isolated power solution for board-level applications that need electrical separation between input and output. It provides a 3.3V isolated output from a 5V DC input and is designed for PCB mounting. The module uses a miniature SIP/DIP package with an industry standard pinout. It offers up to 81% efficiency and 1KVDC isolation. No heat sink or external components are required. The module is suitable for applications where stable isolated power is needed.
Features of B0503S Isolated DC-DC Power Supply Module - 1W, 5V To 3.3V
- Isolated power conversion
- Compact footprint
- Miniature SIP/DIP package
- Single output voltage
- 1KVDC isolation
- Wide temperature range
- Industry standard pinout
- No heat sink required
- No external components required
- PCB mounting
Specifications of B0503S Isolated DC-DC Power Supply Module - 1W, 5V To 3.3V
- Input Voltage: 5V ±10% DC
- Output Voltage: 3.3V ±10% DC
- Max. Power (W): 1
- Maximum Efficiency (%): 70 to 79
- Output Current (A): 0.2 to 0.3
- Linear adjustment rate: ±1.2%
- Load regulation rate (10%-100%): 15%
- Short circuit protection 1S, automatic recovery
- Working temperature: -45~85°C
- Noise/Ripple: ≤75mVp-p (Nom.), ≤100mVp-p (Max.)
- MTBF: ≥ 200 million hours
- Dimensions (mm): 11.7 x 6 x 10
How to Use B0503S Isolated DC-DC Power Supply Module - 1W, 5V To 3.3V
- Connect the 5V ±10% DC input to the module.
- Use the 3.3V ±10% DC output for the load.
- Mount the module on a PCB using the SIP/DIP package pins.
More Info
- Output voltage varies with input fluctuation.
- A stable input regulator may be required for output stability.
- TVS diodes can be used for output-side protection.
- RoHS compliance and UL94-V0 package are listed features.
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