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ADM8832ACP Datasheet(PDF) 3 Page - Analog Devices

Part # ADM8832ACP
Description  Charge Pump Regulator for Color TFT Panel
PDF  12 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

ADM8832ACP Datasheet(HTML) 3 Page - Analog Devices

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ADM8832
Rev. A | Page 3 of 12
SPECIFICATIONS
VCC = 2.6 V to 3.6 V, TA = −40°C to +85°C, unless otherwise noted; C1, C5, C6, C7 = 2.2 µF, C2, C3, C4, C8, C9 = 1 µF, CLKIN = 1 kHz in
blanking mode.
Table 1.
Parameter
Min
Typ
Max
Unit
Test Conditions
INPUT VOLTAGE, VCC
2.6
3.6
V
SUPPLY CURRENT, ICC
150
400
µA
Unloaded, Scanning Period
70
140
µA
Unloaded, Blanking Period
1
µA
Shutdown Mode, TA = 25°C
+5.1 V OUTPUT
Output Voltage
5.0
5.1
5.2
V
IL = 10 µA to 8 mA
Output Current
4
5
mA
Scanning Period
5
8
mA
Scanning Period, VCC > 2.7 V
50
200
µA
Blanking Period
Power Efficiency
80
%
VCC = 3 V, IL = 5 mA (Scanning)
70
%
VCC = 3 V, IL = 200 µA (Blanking)
Output Ripple
10
mV p-p
8 mA Load
Transient Response
5
µs
IL Stepped from 10 µA to 8 mA
+15.3 V OUTPUT
Output Voltage
14.4
15.3
15.6
V
IL = 1 µA to 100 µA
Output Current
50
100
µA
Scanning Period
1
10
µA
Blanking Period
Output Ripple
50
mV p-p
IL = 100 µA
−10.2 V OUTPUT
Output Voltage
−10.4
−10.2
−9.6
V
IL = –1 µA to −100 µA
Output Current
−100
−50
µA
Scanning Period
−10
−1
µA
Blanking Period
Output Ripple
50
mV p-p
IL = –100 µA
POWER EFFICIENCY
90
%
Relative to 5.1 V Output, IL = 100 µA (Scanning)
(+15.3 V and −10.2 V Outputs)
80
%
Relative to 5.1 V Output, IL = 10 µA (Blanking)
CHARGE PUMP FREQUENCY
60
100
140
kHz
Scanning Period
CONTROL PINS
SHDN
Input Voltage, VSHDN
0.3 VCC
V
SHDN Low = Shutdown Mode
0.7 VCC
V
SHDN High = Normal Mode
Digital Input Current
±1
µA
Digital Input Capacitance1
10
pF
SCAN/BLANK
Input Voltage
0.3 VCC
V
Low = BLANK Period
0.7 VCC
V
High = SCAN Period
Digital Input Current
±1
µA
Digital Input Capacitance1
10
pF
LDO_ON/OFF
Input Voltage
0.3 VCC
V
Low = External LDO
0.7 VCC
V
High = Internal LDO
Digital Input Current
±1
µA
Digital Input Capacitance1
10
pF
Footnotes after table.



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