LM2621MMX
IC REG BST SEPIC ADJ 8VSSOP
Pmic Voltage Regulators Dc Dc Switching Regulators
8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Obsolete
$0.87 / unit (market reference)
MOQ: 344 pcs
Submit your quantity via the inquiry form for a competitive quote within 24 hours.
Parameters
| Parameter | Value |
|---|---|
| Brand | Texas Instruments |
| Model | LM2621MMX |
| Package / Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Topology | Boost, SEPIC |
| Voltage - Input (Min) | 1.2V |
| Voltage - Input (Max) | 14V |
| Voltage - Output | 1.24V |
| Current - Output | 2.85A (Switch) |
| Frequency - Switching | 300kHz ~ 2MHz |
| Number of Outputs | 1 |
| Supplier Device Package | 8-VSSOP |
| RoHS | RoHS |
| Part Status | Obsolete |
Application & Notes
LM2621MMX by Texas Instruments is a Boost, SEPIC IC commonly used in power supply designs, battery-powered devices, and DC-DC conversion modules. Input voltage up to 14V, output 1.24V. 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 | Step-Up, Step-Up/Step-Down |
| Topology | Boost, SEPIC |
| Output Type | Adjustable |
| Current - Output | 2.85A (Switch) |
| Number of Outputs | 1 |
| Output Configuration | Positive |
| Frequency - Switching | 300kHz ~ 2MHz |
| Synchronous Rectifier | No |
| Voltage - Input (Max) | 14V |
| Voltage - Input (Min) | 1.2V |
| Voltage - Output (Max) | 14V |
| Voltage - Output (Min/Fixed) | 1.24V |
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