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EL7640_06 Datasheet, PDF (4/19 Pages) Intersil Corporation – TFT-LCD DC/DC with Integrated Amplifiers
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EL7640, EL7641, EL7642
Electrical Specifications VIN = 3V, VBOOST = VSUP = 12V, VSRC = 20V, Over temperature from -40°C to 85°C.
Unless Otherwise Specified. (Continued)
PARAMETER
DESCRIPTION
CONDITIONS
MIN TYP
OPERATIONAL AMPLIFIERS
VSUP
ISUP
VOS
IB
CMIR
Supply Operating Range
Supply Current per Amplifier
Offset Voltage
Input Bias Current
Common Mode Input Range
4.5
600
3
-50
0
CMRR
Common Mode Rejection Ratio
60
90
AOL
VOH
Open Loop Gain
Output Voltage High
IOUT = 100µA
VSUP
-15
110
VSUP
-2
IOUT = 5mA
VSUP VSUP
-250 -150
VOL
ISC
ICONT
PSRR
Output Voltage Low
Short-Circuit Current
Continuous Output Current
Power Supply Rejection Ratio
IOUT = -100µA
IOUT = -5mA
2
100
100
150
±50
60
100
BW-3dB
-3dB Bandwidth
12
GBWP
Gain Bandwidth Product
8
SR
Slew Rate
12
POSITIVE LDO
VFBP
Positive Feedback Voltage
VFTP
VFBP Fault Trip Level
IBP
Positive LDO Input Bias Current
∆VPOS/
∆IPOS
FBP Load Regulation
IDRVP
Sink Current
ILEAKP
DRVP Off Leakage Current
tSSP
Soft-Start Period
NEGATIVE LDO
IDRVP = 100µA, TA = 25°C
IDRVP = 100µA
VFBP falling
VFBP = 1.4V
VDRVP = 25V, IDRVP = 0 to 20µA
VFBP = 1.1V, VDRVP = 10V
VFBP = 1.4V, VDRVP = 30V
CDEL = 220nF
1.176 1.2
1.176 1.2
0.82
0.9
-50
0.5
2
4
0.1
2
VFBN
VFTN
IBN
IDRVN
ILEAKN
tSSN
FBN Regulation Voltage
VFBN Fault Trip Level
Negative LDO Input Bias Current
FBN Load Regulation
Source Current
DRVN Off Leakage Current
Soft-start Period
IDRVN = 0.2mA, TA = 25°C
IDRVN = 0.2mA
VFBN rising
VFBN = 250mV
VDRVN = -6V, IDRVN = 2µA to 20µA
VFBN = 500mV, VDRVN = -6V
VFBP = 1.35V, VDRVP = 30V
CDEL = 220nF
0.173
0.171
380
-50
2
0.203
0.203
430
0.5
4
0.1
2
MAX
18
800
12
+50
VSUP
30
150
1.224
1.229
0.98
50
10
0.233
0.235
480
50
10
UNIT
V
µA
mV
nA
V
dB
dB
mV
mV
mV
mV
mA
mA
dB
MHz
MHz
V/µs
V
V
V
nA
%
mA
µA
ms
V
V
mV
nA
%
mA
µA
ms
4
FN7415.2
February 22, 2006
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