MP2143DJ-LF-Z
ActiveMONOLITHIC POWER SYSTEMS (MPS)
DC/DC SWITCHING REGULATOR, ADJUSTABLE, SYNCHRONOUS BUCK (STEP DOWN), SINGLE OUTPUT, 600MV TO 5V, 3 A… MORE
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MP2143DJ-LF-Z
ActiveMONOLITHIC POWER SYSTEMS (MPS)
DC/DC SWITCHING REGULATOR, ADJUSTABLE, SYNCHRONOUS BUCK (STEP DOWN), SINGLE OUTPUT, 600MV TO 5V, 3 A… MORE
Deep-Dive with AI
DocumentsDatasheet
Technical Specifications
Parameters and characteristics for this part
| Specification | MP2143DJ-LF-Z |
|---|---|
| Current - Output | 3 A |
| Frequency - Switching | 1.2 MHz |
| Function | Step-Down |
| Mounting Type | Surface Mount |
| Number of Outputs | 1 |
| Operating Temperature [Max] | 125 ¯C |
| Operating Temperature [Min] | -40 °C |
| Output Configuration | Positive |
| Output Type | Adjustable |
| Package / Case | SOT-23-8 Thin, TSOT-23-8 |
| Supplier Device Package | TSOT-23-8 |
| Synchronous Rectifier | True |
| Topology | Buck |
| Voltage - Input (Max) [Max] | 5.5 V |
| Voltage - Input (Min) [Min] | 2.5 V |
| Voltage - Output (Max) | 5 V |
| Voltage - Output (Min/Fixed) | 0.6 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 2.41 | |
| 10 | $ 2.17 | |||
| 25 | $ 2.05 | |||
| 100 | $ 1.74 | |||
| 250 | $ 1.64 | |||
| 500 | $ 1.43 | |||
| 1000 | $ 1.19 | |||
| Digi-Reel® | 1 | $ 2.41 | ||
| 10 | $ 2.17 | |||
| 25 | $ 2.05 | |||
| 100 | $ 1.74 | |||
| 250 | $ 1.64 | |||
| 500 | $ 1.43 | |||
| 1000 | $ 1.19 | |||
| Tape & Reel (TR) | 3000 | $ 1.10 | ||
| 6000 | $ 1.06 | |||
Description
General part information
MP2143 Series
COT (constant-on-time) synchronous step down switcher
100% duty cycle in dropout
Up to 3A output current, low IQ: 40µA
Documents
Technical documentation and resources