ADM8832 Analog Devices, ADM8832 Datasheet - Page 4

• Manufacturer Part Number: ADM8832
• Description: Charge Pump Regulator for Color TFT Panel
• Manufacturer: Analog Devices

Specifications of ADM8832

• Peak Efficiency (%): 90%
• Switching Freq: 100kHz
• Vin Max (v): 3.6V
• Vin Min (v): 2.6V
• Package: 20-Lead LFCSP
• Out Voltage (v): 5V; -10.2V; 15.3V
• Ripple Out (p-p): 10mV p-p; 50mV p-p; 50mV p-p

ADM8832
Parameter
1
Specifications are subject to change without notice.
TIMING SPECIFICATIONS
V
blanking mode.
Table 2.
Parameter
POWER-UP SEQUENCE
POWER-DOWN SEQUENCE
Guaranteed by design. Not 100% production tested.
CC
CLKIN
+5 V Rise Time, t
+15 V Rise Time, t
−10 V Fall Time, t
Delay between −10 V Fall and +15 V, t
+5 V Fall Time, t
+15 V Fall Time, t
−10 V Rise Time, t
= 2.6 V to 3.6 V, T
Minimum Frequency
Input Voltage
Digital Input Current
Digital Input Capacitance
V
V
IL
IH
F5V
R5V
F10V
F15V
R15V
R10V
A
= –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
1
Min
0.9
0.7 V
DELAY
CC
Min
Typ
1
Typ
300
8
12
3
75
40
40
Rev. A | Page 4 of 12
Max
0.3 V
±1
10
CC
Max
Unit
kHz
V
V
µA
pF
Unit
µs
ms
ms
ms
ms
ms
ms
Test Conditions
Duty Cycle = 50%, Rise/Fall Times = 20 ns
Test Conditions/Comments
10% to 90%, Figure 17
10% to 90%, Figure 17
90% to 10%, Figure 17
Figure 17
90% to 10%, Figure 17
90% to 10%, Figure 17
10% to 90%, Figure 17