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參數(shù)資料
| 型號： | ADM8840ACP |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 20-17 (6 Contacts) Socket Insert; For Use With:Amphenol MIL-C-5015 97 Series Circular Connectors; No. of Contacts:6 |
| 中文描述： | SWITCHED CAPACITOR REGULATOR, CQCC32 |
| 封裝： | 5 X 5 MM, LFCSP-32 |
| 文件頁數(shù)： | 3/10頁 |
| 文件大?。?/td> | 166K |
| 代理商： | ADM8840ACP |
–3–
REV. PrG
2/03
ADM8840-SPECIFICATIONS
PRELIMINARY TECHNICAL DATA
(V
CC
= +3V-10%,+20%, T
A
=-40°C to +85°C unless otherwise noted )
C1,C5,C10=3.3 F; C2,C3,C4,C8,C9=0.22 F; C6,C11,C12,C13=4.7 F; C7 =2.2 F
PARAMETER
Min
Typ
Max
Units
Test Conditions
Input Voltage,V
CC
Supply Current,I
CC
2.7
3.3
750
3.6
V
uA
O/Ps Unloaded; COM_IN Low;
DAC1_SD, DAC2_SD Low
Shutdown Mode
DAC1_IN and DAC2_IN should
be open circuit because there
is a voltage on these pins due to
the output of the DAC.
5
uA
CHARGE PUMP REGULATOR
+5.0V OUTPUT
Output Voltage
Output Current
Output Ripple
Transient Response
+15.0V OUTPUT
Output Voltage
Output Current
Output Ripple
-15.0V OUTPUT
Output Voltage
Output Current
Output Ripple
Charge-Pump Frequency
4.9
5.0
5.1
5
V
mA
mV p-p
us
I
L
= 10uA to 5mA
10
5
5mA load
I
L
stepped from 10uA to 5mA
14.0
15.0
50
50
16.0
150
V
uA
mV p-p
I
L
= 1uA to 100uA
I
L
=100uA
-16.0
-150
-15.0
-50
50
100
-14.0
V
uA
mV p-p
kHz
I
L
= -1uA to -100uA
I
L
=-100uA
TBD
TBD
DIGITAL INPUT PINS
Input Voltage, V
IH
0.7V
CC
V
V
0.3V
CC
1
10
Digital Input Current
Digital Input Capacitance
A
pF
Note 1.
COM DRIVER
COM_OUT
Amplitude
Amplitude Stepsize
Amplitude Accuracy
4
7
V
mV
%
28
<10%
V
COM_OUT
=5V;
DAC1 loaded with preset values;
Measured at TRANS_OUT
DAC1 preset values is 1V and
Vcom should be 6V
Center Voltage
Center Voltage Stepsize
Center Voltage Accuracy
0.9
1.8
14
<10%
2.8
V
mV
%
V
CENTER
=1.8V;
DAC2 loaded with preset values
DAC2 preset values is 500mV and
Vcentre should be 1.5V.
C
PANEL
=20nF
Rise/Fall Time
Center Voltage Settling Time
1
TBD
s
us
PANEL
Load Capacitance
20
nF
POWER EFFICIENCY
70
%
5V
OUT
Load = 5mA;
+/-15V Load = +/-100uA;
COM_IN Freq = 10kHz;
C
PANEL
= 20nF;
Vcc=2.7V;
Note 2
NOTES
1. Guaranteed by Design. Not 100% Production Tested.
2. COM Driver load is defined as the load current flowing through C13 with DACs loaded with preset values.
* Specifications are target values and are subject to change without notice.
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