ADP3209CJCPZ-RL datasheet(11/32 Pages) ONSEMI

Part #	ADP3209CJCPZ-RL

Description	5-Bit, Programmable, Single-Phase, Synchronous Buck Controller

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Manufacturer	ONSEMI [ON Semiconductor]

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ADP3209

Rev. 2 | Page 11 of 32 | www.onsemi.com

1.35

1.15

015

LOAD CURRENT (A)

1.30

1.25

1.20

510

+2%

–2%

MEASURED LOAD LINE

SPECIFIED LOAD LINE

Figure 10. Load Line Accuracy

35

0

06

VCC VOLTAGE (V)

30

25

20

15

10

5

24

VIN = 12V

Figure 11. VCC Current vs. VCC Voltage with Enable Low

CH1 2.00V

CH3 2.00V

CH2 1.00V

CH4 1.00V

M400s

A CH1

800mV

T 13.20%

3

4

1

SS

EN

OUTPUT VOLTAGE

PWRGD

Figure 12. Start-Up Waveforms

CH1 5.00V

CH3 5.00A

CH2 5.00V

CH4 20.0mV~

M400ns

A CH3

4.00A

T 10.00%

3

4

2

1

OUTPUT VOLTAGE

INDUCTOR

CURRENT

SWITCH NODE

LOW-SIDE

GATE DRIVE

Figure 13. DCM Waveforms, 3 A Load Current

CH1 5.00V

CH3 5.00A

CH2 5.00V

CH4 20.0mV~

M400ns

A CH3

4.60A

T 10.00%

3

4

2

1

OUTPUT VOLTAGE

SWITCH NODE

INDUCTOR CURRENT

LOW-SIDE GATE DRIVE

Figure 14. CCM Waveforms, 6 A Load Current

CH1 100mV

CH2 10.0V~

CH4 20.0mV

M40.0s

T 25.00%

2

4

1

A CH1

120mV

OUTPUT VOLTAGE

LOAD CURRENT

SWITCH NODE

Figure 15. Load Transient, 2 A to 10 A, VIN = 19 V

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ADP3209CJCPZ-RL Datasheet(PDF) 11 Page - ON Semiconductor

ADP3209CJCPZ-RL Datasheet(HTML) 11 Page - ON Semiconductor

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