MAX1997ETJ Maxim Integrated Products, MAX1997ETJ Datasheet - Page 5

• Manufacturer Part Number: MAX1997ETJ
• Description: LCD Drivers
• Manufacturer: Maxim Integrated Products

Specifications of MAX1997ETJ

• Dc: 0618
• Lead Free Status / Rohs Status: No

ELECTRICAL CHARACTERISTICS
(V
(Note 3)
Quintuple/Triple-Output TFT LCD Power Supplies
IN Supply Range
IN Undervoltage Lockout Threshold
IN Quiescent Current (Note 1)
REF Output Voltage
OVERCURRENT COMPARATOR
Input Offset Voltage
Input Bias Current
OCN, OCP Input Common-Mode Range
MAIN STEP-UP REGULATOR
Output Voltage Range
Operating Frequency
Oscillator Maximum Duty Cycle
FB Regulation Voltage
FB Fault Trip Level
FB Input Bias Current
LX On-Resistance
LX Current Limit
POSITIVE LINEAR-REGULATOR CONTROLLERS (REG P, REG 1, AND REG 2)
FB_ Regulation Voltage
FB_ Fault Trip Level
FB_ Effective Load Regulation Error
(Transconductance)
DRVP Sink Current
DRV1 Sink Current (MAX1997 Only)
DRV2 Sink Current (MAX1997 Only)
IN
= 3V, V
DDB
PARAMETER
= 10V, SHDN = ONDC = FREQ = IN, C
_______________________________________________________________________________________
with Fault Protection and VCOM Buffer
350mV typ
hysteresis
V
(MAX1997 only)
V
-2µA < I
-2µA < I
V
V
FREQ = IN
FREQ unconnected
FREQ = GND
I
V
V
I
I
I
V
V
V
(MAX1997 only)
V
(MAX1997 only)
V
LX
DRVP
DRV1
DRV2
FB
FB
OCN
OCN
FB
FB
FB
DRVP
DRV1
DRV2
FB
= 200mA
_ falling
_ = 1.1V, V
= V
= V
falling
= 1.5V
= 100µA
= 1350µA (MAX1997 only)
= 335µA (MAX1997 only)
= V
= V
= 10V, I
= 10V, I
= 10V, I
FBP
FBP
REF
REF
OCP
OCP
= V
= 1.5V, V
< 50µA
< 75µA
REF
= 1.5V to 0.8V × V
= 0.8V × V
DRV1
DRV2
DRV
DRVP
FB1
= 0.22µF, PGND = GND, T
CONDITIONS
_ = 10V
= V
= 0.5mA to 5mA
= 0.1mA to 2mA
= 0.05mA to 1mA
V
V
FBN
IN
IN
FB2
IN
rising
falling
= 0 (MAX1998 only)
= 1.5V, V
IN
FBN
= 0
A
= -40°C to +85°C, unless otherwise noted.)
1.223
1.218
0.563
1.215
1.213
-100
MIN
0.25
0.96
0.96
-50
V
2.7
2.5
2.2
1.5
1.6
78
-5
1
1
5
5
IN
TYP
1.270
1.280
0.937
1.260
1.288
MAX
0.8 ×
+100
1.25
0.50
1.04
1.04
+50
450
-2.5
5.5
2.9
2.5
V
2.8
+5
13
92
1
2
IN
UNITS
MHz
mΩ
mA
mV
mA
nA
nA
%
%
V
V
V
V
V
V
V
A
V
V
5