參數(shù)資料
型號: MAX1620-MAX1621
廠商: Maxim Integrated Products, Inc.
英文描述: Digitally Adjustable LCD Bias Supplies
中文描述: 數(shù)字式可調(diào)LCD偏置電源
文件頁數(shù): 4/20頁
文件大?。?/td> 253K
代理商: MAX1620-MAX1621
M
Digitally Adjustable LCD Bias S upplies
4
_______________________________________________________________________________________
Operating mode, output in regulation
Shutdown mode, V
SHDN
= V
DD
μA
150
250
20
0μA
I
REF
25μA
No load
REF Load Regulation
Voltage on POK rising
V
POL = V
DD
, 3.0V
V
DD
5.5V
POL = AGND, 3.0V
V
DD
5.5V
FB = 0V - 50mV
3.0
5.5
4V
BATT
12V
V
DD
Operating Range
FB = REF + 100mV
mV
5
10
V
1.44
1.5
1.56
REF Voltage
V
V
V
V
27
-27
Positive Output Voltage
Negative Output Voltage
0.957
0.992
1.027
-10
120
FB Input Current (Note 3)
V
DD
Supply Current
-30
10
mV
-10
0
10
1.5
1.8
2.8
20
Undervoltage Lockout Threshold (Note 1)
BATT Operating Range (Note 2)
nA
1.44
1.5
1.56
μs-V
V
Microsecond-Volt Time Constant (k-factor)
16
24
FB Regulation Voltage
POK Threshold Voltage
REFERENCE AND OUTPUT
DOUT Maximum Output Voltage (Note 3)
V
REF -
0.02
REF +
0.02
0μA
I
DOUT
40μA
-20μA
I
DOUT
0μA
Guaranteed monotonic
DOUT Minimum Output Voltage (Note 3)
DOUT Differential Nonlinearity
DIGITAL INPUTS AND OUTPUTS
V
0
0.01
LSB
±
1
UP, DN,
SHDN
, POL Input High Voltage
3.0V
V
DD
3.6V
V
DD
= 5.5V
1.4
2.3
V
UP, DN,
SHDN
, POL Input Low Voltage
0.6
V
3.0V
V
DD
3.6V
V
DD
= 5.5V
1.4
2.3
SCL, SDA,
SUS
Input Low Voltage
SDA Output Low Voltage
0.6
0.4
V
V
I
SDA
= -6mA
CONDITIONS
UNITS
MIN
TYP
MAX
PARAMETER
ELECTRICAL CHARACTERISTICS
(V
DD
= 3.3V, V
BATT
= 10V,
T
A
= -40°C to +85°C
. Typical values are at T
A
= +25°C, unless otherwise noted. Limits over this
temperature range are guaranteed by design.)
V
SCL, SDA,
SUS
Input High Voltage
V
SWITCHING REGULATOR
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MAX1621EPE+ 制造商:Maxim Integrated Products 功能描述:- Rail/Tube