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Monolithic Power Systems MP8860 | Demoboard EV8860-Q-00A
2.8 - 22V VIN, 1A IOUT, 4-Switch, Integrated Buck-Boost Converter with I2C Interface
Overview
| Topology | Buck-Boost Converter |
| Input voltage | 12 V |
| Output 1 | 5 V / 1 A |
| IC revision | 1.0 |
Description
The EV8860-Q-00A is an evaluation board for MP8860, which is a synchronous, 4-switch, integrated buck-boost converter capable of regulating the output voltage from a 2.8V to 22V wide input voltage range with high efficiency. The integrated output voltage scaling and adjustable output current limit functions meet the USB power delivery (PD) requirement. The MP8860 uses constant-on-time (COT) control in buck mode and constant-off-time control in boost mode, providing fast load transient response and smooth buck-boost mode transient. The MP8860 provides auto PFM/PWM or forced PWM switching modes, programmable output constant current (CC) current limit, which supports flexible design for different applications. Full protection features include over-current protection (OCP), over-voltage protection (OVP), under-voltage protection (UVP), programmable soft start, and thermal shutdown.
Features
- Wide 2.8V to 22V Operating Input Voltage Range
- 1V (1) to 20.47V Output Voltage Range (5V Default) with 10mV Resolution through I2C
- 1A Output Current or 4A Input Current
- Four Low RDS(ON) Internal Buck Power MOSFETs
- Adjustable Accurate CC Output Current Limit with Internal Sensing MOSFET via I2C
- 500kHz Switching Frequency
- Output Over-Voltage Protection (OVP) Hiccup
- Output Short-Circuit Protection (SCP) with Hiccup
- Over-Temperature Warning and Shutdown
- I2C Interface with ALT Pin
- Four Programmable I2C Addresses
- One-Time Programmable (OTP) Non-Volatile Memory
- I2C Programmable Line Drop Compensation, PFM/PWM Mode, Soft Start, OCP, etc.
- EN Shutdown Discharge Programmable
- Available in a QFN-16 (3mmx3mm) Package
Typical applications
- USB PD Sourcing Ports / Buck-Boost Bus Supplies
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | Tol. C | VR (V (DC)) | Size | Operating Temperature | DF (%) | RISO | Ceramic Type | L (mm) | W (mm) | Fl (mm) | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC (mΩ) | fres (MHz) | Material | Pins (Value) (pcs) | Rows | H (mm) | Gender | Type | IR (A) | Packaging | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 885012106017 | SPEC | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WCAP-CSGP MLCCs 16 V(DC) | 1 µF | ±20% | 16 | 0603 | -55 °C up to +85 °C | 10 | 0.1 GΩ | X5R Class II | 1.6 | 0.8 | 0.4 | – | – | – | – | – | – | – | – | – | 0.8 | – | – | – | 7" Tape & Reel | ||
 | 744311470 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | 8 files | Active i| Production is active. Expected lifetime: >10 years. | WE-HCI SMT Flat Wire High Current Inductor | – | – | – | 7040 | -40 °C up to +150 °C | – | – | – | 7 | 6.9 | – | 4.7 | 7.8 | 2.5 | 7 | 19.5 | 33 | Superflux | 2 | – | 3.8 | – | – | – | – | ||
 | 61300111121 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm THT Pin Header | – | – | – | – | -40 °C up to +105 °C | – | 1000 MΩ | – | 2.54 | – | – | – | – | – | – | – | – | – | 1 | Single | – | Pin Header | Straight | 3 | Bag | |
 | 61300211121 | SPEC | – | 6 files | Active i| Production is active. Expected lifetime: >10 years. | WR-PHD 2.54 mm THT Pin Header | – | – | – | – | -40 °C up to +105 °C | – | 1000 MΩ | – | 5.08 | – | – | – | – | – | – | – | – | – | 2 | Single | – | Pin Header | Straight | 3 | Bag |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 885012106017 | SPEC | |
| 744311470 | SPEC PCN pendingDue to a pending PCN there will be a new datasheet revision issued for this order code soon. Please find the actual as well based on valid PCN date the new revision datasheet below. If you have further questions please get in contact with our sales staff. | |
| 61300111121 | SPEC | – |
| 61300211121 | SPEC | – |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | C | Tol. C | VR (V (DC)) | Size | Operating Temperature | DF (%) | RISO | Ceramic Type | L (mm) | W (mm) | Fl (mm) | L (µH) | IRP,40K (A) | ISAT,10% (A) | ISAT,30% (A) | RDC (mΩ) | fres (MHz) | Material | Pins (Value) (pcs) | Rows | H (mm) | Gender | Type | IR (A) | Packaging | Samples |
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