ADP8861DBCB-EVALZ datasheet(7/40 Pages) AD

Part #	ADP8861DBCB-EVALZ

Description	Charge Pump, 7-Channel Smart LED Driver with I2C Interface

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Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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ADP8861

Rev. 0 | Page 7 of 40

0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

VIN (V)

TYPICAL PERFORMANCE CHARACTERISTICS

VIN = 3.6 V, SCL = 2.7 V, SDA = 2.7 V, nRST = 2.7 V, VD1:D7 = 0.4 V, CIN = 1 μF, Capacitor C1 = 1 μF, Capacitor C2 = 1 μF, COUT = 1 μF,

TA= 25°C, unless otherwise noted.

2.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

+25°C

+85°C

+105°C

–40°C

IOUT = NO LOAD

0

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2.0

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5.0

5.5

VIN (V)

Figure 4. Typical Quiescent Current, G = 1×

5.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

+25°C

+85°C

+105°C

–40°C

IOUT = NO LOAD

Figure 5. Typical Quiescent Current, G = 2×, IQ(ACTIVE)

10

1

0.1

0.01

0.001

1

0

2

345

6

VIN (V)

+25°C

+85°C

+105°C

–40°C

SCL = SDA = 0V

nRST = 2.7V

Figure 6. Typical Standby IQ vs. VIN

35

30

25

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0

0.2

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1.0

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VHR (V)

VIN = 3.6V

ID1:D7 = 30mA

D1

D2

D3

D4

D5

D6

D7

Figure 7. Typical Diode Current vs. Current Sink Headroom Voltage (VHR)

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25

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VIN (V)

VD1:D7 = 0.4V

D1

D2

D3

D4

D5

D6

D7

Figure 8. Typical Diode Current vs. VIN

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2.0

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1.6

1.4

1.2

1.0

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0.6

0.4

VHR (V)

+25°C

+85°C

+105°C

–40°C

VIN = 3.6V

ID1:D7 = 30mA

Figure 9. Typical Diode Matching vs. Current Sink Headroom Voltage (VHR)

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