MAX861IUA+
IC REG CHARG PUMP INV 50MA 8UMAX
Pmic Voltage Regulators Dc Dc Switching Regulators
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Active
$3.05 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Analog Devices Inc./Maxim Integrated |
| Model | MAX861IUA+ |
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -25°C ~ 85°C (TA) |
| Topology | Charge Pump |
| Voltage - Input (Min) | 1.5V, 2.5V |
| Voltage - Input (Max) | 5.5V |
| Voltage - Output | -Vin, 2Vin |
| Current - Output | 50mA |
| Frequency - Switching | 13kHz, 100kHz, 250kHz |
| Number of Outputs | 1 |
| Supplier Device Package | 8-uMAX/uSOP |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
MAX861IUA+ by Analog Devices Inc./Maxim Integrated is a Charge Pump IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 5.5V, output -Vin, 2Vin. The 8-TSSOP, 8-MSOP (0.118", 3.00mm 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 | Ratiometric |
| Topology | Charge Pump |
| Output Type | Fixed |
| Current - Output | 50mA |
| Number of Outputs | 1 |
| Output Configuration | Positive or Negative |
| Frequency - Switching | 13kHz, 100kHz, 250kHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 5.5V |
| Voltage - Input (Min) | 1.5V, 2.5V |
| Voltage - Output (Min/Fixed) | -Vin, 2Vin |
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