BA9743AFV-E2
IC REG CTRLR BUCK/BOOST 16-SSOPB
Pmic Voltage Regulators Dc Dc Switching Controllers
16-LSSOP (0.173", 4.40mm Width)
Active
$2.43 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Rohm Semiconductor |
| Model | BA9743AFV-E2 |
| Package / Case | 16-LSSOP (0.173", 4.40mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Buck, Boost |
| Frequency - Switching | 10kHz ~ 800kHz |
| Number of Outputs | 2 |
| Supplier Device Package | 16-SSOP-B |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
BA9743AFV-E2 by Rohm Semiconductor is a Buck, Boost IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to N/A, output adjustable. The 16-LSSOP (0.173", 4.40mm Width) package with surface mount mounting is standard for compact designs. Pay attention to input/output capacitor selection and PCB layout — switching regulators are sensitive to trace inductance.
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All Technical Specifications
| Function | Step-Up, Step-Down |
| Topology | Buck, Boost |
| Clock Sync | No |
| Output Type | Transistor Driver |
| Output Phases | 1 |
| Control Features | Dead Time Control, Soft Start |
| Duty Cycle (Max) | 100% |
| Number of Outputs | 2 |
| Output Configuration | Positive or Negative |
| Frequency - Switching | 10kHz ~ 800kHz |
| Synchronous Rectifier | Yes |
| Voltage - Supply (Vcc/Vdd) | 3.6V ~ 35V |
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