HCF1305-2R2-R datasheet(7/39 Pages) MICROCHIP

部件名	HCF1305-2R2-R

功能描述	12V, 9A High-Efficiency SuperSwitcher™ II Buck Regulator

PDF	39 Pages

Scroll/Zoom	100%

制造商	MICROCHIP [Microchip Technology]

网页	http://www.microchip.com

标志

7 / 39 page

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2025-2026 Microchip Technology Inc. and its subsidiaries

DS20007043B-page 7

MIC24054

FIGURE 2-7:

Switching Frequency vs.

Input Voltage.

FIGURE 2-8:

Enable Input Current vs.

Input Voltage.

FIGURE 2-9:

PG/VREF Ratio vs. Input

Voltage.

FIGURE 2-10:

VIN Operating Supply

Current vs. Temperature.

FIGURE 2-11:

VIN Shutdown Current vs.

Temperature.

FIGURE 2-12:

VDD UVLO Threshold vs.

Temperature.

450

500

550

600

650

INPUT VOLTAGE (V)

OUT = 1.8V

OUT = 2A

INPUT VOLTAGE (V)

VEN = VIN

80%

85%

90%

95%

100%

INPUT VOLTAGE (V)

VFB = 0.8V

0.0

0.2

0.4

0.6

0.8

1.0

-50

-25

100

125

TEMPERATURE (°C)

VIN = 12V

VOUT = 1.8V

IOUT = 0A

SWITCHING

-50

-25

255075

100

125

TEMPERATURE (°C)

VIN = 12V

IOUT = 0A

VEN = 0V

-0.1

0.9

1.9

2.9

3.9

4.9

-50

-25

100

125

TEMPERATURE (°C)

RISING

FALLING

HYST

HCF1305-2R2-R 数据表(PDF) 7 Page - Microchip Technology

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