MCP1603 Просмотр технического описания (PDF) - Microchip Technology

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производитель

MCP1603

2.0 MHz, 500 mA Synchronous Buck Regulator

Microchip Technology 

MCP1603/B/L

Note: Unless otherwise indicated, MCP1603/L, VIN = SHDN = 3.6V, COUT = CIN = 4.7 µF, L = 4.7 µH,

VOUT(ADJ) = 1.8V, ILOAD = 100 mA, TA = +25°C. Adjustable or fixed output voltage options can be used to generate the

Typical Performance Characteristics.

0.9

0.8

N-Channel

0.7

0.6

0.5

0.4

P-Channel

0.3

-40 -25 -10 5 20 35 50 65 80 95 110 125

Ambient Temperature (oC)

FIGURE 2-19:

Switch Resistance vs.

Ambient Temperature.

FIGURE 2-22:

PFM Light Load Switching

Waveforms (MCP1603/L).

FIGURE 2-20:

Waveform.

Output Voltage Startup

FIGURE 2-23:

Output Voltage Load Step

Response vs. Time.

FIGURE 2-21:

Waveform.

Heavy Load Switching

FIGURE 2-24:

Output Voltage Line Step

Response vs. Time.

DS22042B-page 10

 2007-2012 Microchip Technology Inc.

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