Microchip MIC2128YML-T5 DC-DC, Buck Controller 800 kHz 16-Pin, VQFN

Discontinued
Packaging Options:
RS Stock No.:
146-8910P
Mfr. Part No.:
MIC2128YML-T5
Brand:
Microchip
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Brand

Microchip

Controller Type

Buck Controller

Number of Outputs

1

Maximum Switching Frequency

800 kHz

Current Conversion Type

DC-DC

Mounting Type

Surface Mount

Package Type

VQFN

Pin Count

16

Dimensions

3 x 3 x 0.8mm

Maximum Input Voltage

75 V

Maximum Operating Temperature

+125 °C

Maximum Output Current

10mA

Maximum Output Voltage

5.4 V

Minimum Input Voltage

4.5 V

Minimum Output Voltage

4.8 V

Minimum Operating Temperature

-40 °C

The MIC2128 is a constant-frequency synchronous buck controllers featuring a unique adaptive ON-time control architecture. The MIC2128 operates over an input voltage range from 4.5V to 75V and can be used to supply load current up to 25A (Thermally Limited) . The output voltage is adjustable down to 0.6V with a guaranteed accuracy of ±1%. The device operates with programmable switching frequency from 270kHz to 800kHz.

Adjustable output voltage from 0.6V to 30V
270kHz to 800kHz programmable switching frequency
Externally programmable soft start
Enable input and power good output
Built-in 5V regulator for single-supply operation
Auxiliary bootstrap LDO
Internal Bootstrap diode
Programmable current limit and "hiccup" mode short-circuit protection