ADP3179JRU データシートの表示（PDF） - Analog Devices

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ADP3179JRU

4-Bit Programmable Synchronous Buck Controllers

Analog Devices 

ADP3159/ADP3179 –Typical Performance Characteristics

TEK RUN

TRIG'D

60

50

40

VCC

30

1

20

10

0

0 100 200 300 400 500 600 700 800

OSCILLATOR FREQUENCY – kHz

TPC 1. Supply Current vs. Operating Frequency Using

MOSFETs of Figure 3

VCORE

2

CH1 5.00V BW CH2 500mV BW M 10.0ms A CH1

0.00000 s

5.90V

TPC 4. Power-On Start-Up Waveform

TEK RUN

DRVH

TRIG'D

1

DRVL

CH1 5.00V BW CH2 5.00V BW M 1.00␮s A CH1

–2.6500␮s

5.90V

TPC 2. Gate Switching Waveforms Using MOSFETs of

Figure 3

25

TA = 25؇C

VOUT = 1.65V

20

15

10

5

0

–0.5

0

0.5

OUTPUT ACCURACY – % of Nominal

TPC 5. Output Accuracy Distribution

TEK RUN

DRVH

TRIG'D

DRVL

CH1 2.00V BW CH2 2.00V BW M 1.00ns A CH1

150.000␮s

5.88V

TPC 3. Driver Transition Waveforms Using MOSFETs of

Figure 3

–4–

REV. A

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