ADP8861ACPZ-R7 Analog Devices Inc, ADP8861ACPZ-R7 Datasheet - Page 7

• Manufacturer Part Number: ADP8861ACPZ-R7
• Description: Charge Pump Based Backlight Controller
• Manufacturer: Analog Devices Inc
• Series: -r

Specifications of ADP8861ACPZ-R7

• Constant Current: -
• Constant Voltage: -
• Topology: Switched Capacitor (Charge Pump)
• Number Of Outputs: 7
• Internal Driver: Yes
• Type - Primary: Backlight, LED Blinker
• Type - Secondary: RGB, White LED
• Frequency: 800kHz ~ 1.32MHz
• Voltage - Supply: 2.5 V ~ 5.5 V
• Voltage - Output: 4.3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 20-WFQFN Exposed Pad, CSP
• Operating Temperature: -40°C ~ 85°C
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

TYPICAL PERFORMANCE CHARACTERISTICS
VIN = 3.6 V, SCL = 2.7 V, SDA = 2.7 V, nRST = 2.7 V, V
T
A
= 25°C, unless otherwise noted.
0.001
0.01
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.1
10
0
0
1.5
1.5
1
0
I
Figure 6. Typical Quiescent Current, G = 2×, I
OUT
Figure 5. Typical Quiescent Current, G = 1×
= NO LOAD
2.0
2.0
1
Figure 7. Typical Standby I
2.5
2.5
2
3.0
3.0
V
V
V
IN
IN
3.5
3.5
IN
3
(V)
(V)
(V)
4.0
4.0
Q
vs. V
4
I
4.5
4.5
OUT
SCL = SDA = 0V
nRST = 2.7V
IN
Q(ACTIVE)
= NO LOAD
5
–40°C
+25°C
+85°C
+105°C
–40°C
+25°C
+85°C
+105°C
5.0
5.0
–40°C
+25°C
+85°C
+105°C
D1:D7
5.5
5.5
6
= 0.4 V, C
Rev. A | Page 7 of 40
IN
= 1 μF, Capacitor C1 = 1 μF, Capacitor C2 = 1 μF, C
Figure 10. Typical Diode Matching vs. Current Sink Headroom Voltage (V
Figure 8. Typical Diode Current vs. Current Sink Headroom Voltage (V
35
30
25
20
15
10
35
34
33
32
31
30
29
28
27
26
25
6
5
4
3
2
1
0
5
0
0.2
2.0
0
V
I
V
D1:D7
IN
D1:D7
0.2
= 3.6V
0.4
–40°C
+25°C
+85°C
+105°C
= 30mA
2.5
= 0.4V
Figure 9. Typical Diode Current vs. V
0.4
0.6
3.0
0.6
0.8
0.8
3.5
1.0
V
V
V
HR
HR
1.0
IN
(V)
(V)
(V)
1.2
4.0
1.2
1.4
1.4
4.5
V
I
1.6
D1:D7
IN
1.6
IN
= 3.6V
OUT
5.0
ADP8861
= 30mA
1.8
1.8
= 1 μF,
D1
D2
D3
D4
D5
D6
D7
D1
D2
D3
D4
D5
D6
D7
2.0
5.5
2.0
HR
HR
)
)