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Monolithic Power Systems MP2158A | Demoboard EV2158A-QH-00A
1A, 6V, 1.5MHz Synchronous Step-Down Switcher Evaluation Board
Details
| Topologie | Abwärtswandler |
| Eingangsspannung | 2.5-6 V |
| Ausgang 1 | 1.2 V / 1 A |
| IC-Revision | 1.0 |
Beschreibung
The EV2158A-QH-00A is used for demonstrating the performance of MPS’s MP2158A, a low voltage high switching frequency step-down switcher with built in power MOSFETs. MP2158A provides up to 1A highly efficient output with constant-on-time control for fast loop response. MP2158A is ideal for powering portable equipment that runs from a single cell Lithiumion (Li+) Battery. The output voltage can be regulated as low as 0.6V
Eigenschaften
- Very Low IQ: 17μA
- Default 1.5MHz Switching Frequency
- 1.5% VFB Accuracy
- EN and Power Good for Power Sequencing
- Wide 2.5V to 6V Operating Input RangeOutput Adjustable from 0.6V
- Up to 1A Output Current
- 100% Duty Cycle in Dropout
- 120mΩ and 90mΩ Internal Power MOSFETSwitches
- Cycle-by-Cycle Over Current Protection
- Short Circuit Protect with Hiccup Mode
- Stable with Low ESR Output CeramicCapacitors
- Available in a QFN8(1.5mmx2mm) Package
Typische Anwendungen
- Wireless/Networking Cards
- Low Voltage I/O System Power
- Battery Powered Devices
- Portable Instruments