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ADP1650ACBZ-R7 Datasheet(PDF) 9 Page - Analog Devices

Part # ADP1650ACBZ-R7
Description  1.5 A LED Flash Driver with I2C-Compatible Interface
PDF  32 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADP1650ACBZ-R7 Datasheet(HTML) 9 Page - Analog Devices

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ADP1650
Rev. C | Page 9 of 32
CH4
CH2
CH2 2V
CH4 500mA Ω
1V
1A Ω
M40µs
A CH1
680mV
4
3
2
1
T 16%
LED_OUT
GPIO1 (TxMASK1)
IBAT
ILED
Figure 12. Exit from TxMASK1 Mode
2.94
2.95
2.96
2.97
2.98
2.99
3.00
3.01
3.02
3.03
3.04
2.7
3.0
3.3
3.6
3.9
4.2
4.5
4.8
5.1
5.4
INPUT VOLTAGE (V)
–40°C
+25°C
+85°C
+125°C
Figure 13. Switching Frequency vs. Supply Voltage (3 MHz Mode)
0
1
2
3
4
5
6
–40
–20
0
20
40
60
80
100
120
TEMPERATURE (°C)
VIN = 2.7V
VIN = 3.6V
VIN = 4.5V
Figure 14. Standby Current vs. Temperature
0
10
20
30
40
50
60
70
80
90
100
0.30.50.70.91.11.31.5
LED CURRENT (A)
VIN = 4.2V
VIN = 3.6V
VIN = 3.4V
VIN = 3.2V
Figure 15. Flash Mode Efficiency vs. LED Current
0
10
20
30
40
50
60
70
80
90
100
0.01
0.1
1
OUTPUT CURRENT (A)
VIN = 2.7V
VIN = 3.0V
VIN = 3.6V
VIN = 4.2V
Figure 16. Voltage Regulation Mode Efficiency vs. Load Current
0
50
100 150 200 250 300 350 400 450 500 550
ADC INPUT VOLTAGE (mV)
0010
0000
0100
0110
1000
1010
1100
1110
1111
Figure 17. ADC External Voltage Mode Transfer Characteristic



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