MAX1997ETJ Maxim Integrated Products, MAX1997ETJ Datasheet - Page 4

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

Specifications of MAX1997ETJ

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

Quintuple/Triple-Output TFT LCD Power Supplies
with Fault Protection and VCOM Buffer
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
Typical values are at T
4
FBN Effective Load Regulation Error
(Transconductance)
FBN Line (IN) Regulation Error
Bandwidth
DRVN Source Current
DRVN Leakage Current
Soft-Start Period
Soft-Start Step Size
VCOM BUFFER (MAX1997 only)
V
V
V
Input Offset Voltage
Input Bias Current
Input Offset Current
Input Common-Mode Range
Power-Supply Rejection Ratio
Common-Mode Rejection Ratio
Gain-Bandwidth Product
Load-Transient Settling Time
Transconductance
Output Current Drive
LOGIC SIGNALS (SHDN, ONDC)
Input Low Voltage
Input High Voltage
Input Current
CONTROL INPUTS AND OUTPUTS
ONN, ONP, ON2 Comparator Offset
DRVA Sink Current
DRVA Off-Leakage
CT Source Current
CT Discharge Resistance
FREQ, PFLT Input Low Voltage
FREQ, PFLT Input Middle Voltage
FREQ, PFLT Input High Voltage
FREQ, PFLT Input Current
DDB
DDB
DDB
_______________________________________________________________________________________
Supply Range
Supply Current
Shutdown Current
PARAMETER
A
IN
= +25°C, unless otherwise noted.)
= 3V, V
DDB
= 10V, SHDN = ONDC = FREQ = IN, C
V
I
(Note 2)
V
V
V
V
V
V
V
V
V
V
Small signal
R
10mV (Note 4)
Small signal (±1mV overdrive)
Large signal (±30mV overdrive)
±100mV overdrive, V
100mV typ hysteresis
V
V
V
V
V
FREQ, PFLT = GND or IN
DRVN
DRVN
FBN
FBN
FBPB
DDB
FBPB
FBPB
FBPB
DDB
DDB
FBPB
DRVA
DRVA
CT
CT
L
O N _
= 25Ω, C
= 1V
= 1V
= 200mV, V
= -0.1V, V
= 13V, SHDN = ONDC = GND
= 4.5V to 13V
= 4.5V to 13V, V
- V
= 100µA, 2.7V < V
= V
= 2.5V, no load
= V
= V
= V
= -10V, I
= 10V, V
= 28V, V
CT
FBNB
FBNB
FBNB
FBNB
, V
L
= 10nF, V
CT
DRVN
CT
CT
DRVN
= 5V, V
= 1.2V to V
= 1.2V to V
= 1.2V to V
= 1.25V ±50mV
DRVN
CONDITIONS
= 1.25V, V
= 1.25V, V
OUTB
= 50µA to 1mA
= -20V
FBPB
= -10V
DDB
DRIVE
IN
= 3V or 7V
DDB
DDB
DDB
< 5.5V
= 2.25V
= 9V
ON2
ON2
= 9V, settle to within
- 1.2V
- 1.2V
- 1.2V
= 2V
= 1V
REF
= 0.22µF, PGND = GND, T
V
1000
±150
-100
MIN
IN
4.5
1.2
1.6
-50
2.5
-50
70
70
-5
2
5
- 1
4096/f
V
1/6πC
V
±300
TYP
REF
0.01
367
4.2
0.1
3.5
0.3
7.2
0.1
18
11
15
IN
1
5
5
/2
/32
OSC
L
A
V
= 0°C to +85°C.
MAX
+100
DDB
+50
+50
900
100
1.2
0.4
7.5
+5
25
10
13
13
10
1
1
1
-
UNITS
kHz
mV
mV
mA
mV
mA
mV
mA
µA
µA
µA
µA
nA
dB
dB
Hz
µA
µA
µA
µs
µS
µA
Ω
V
V
V
V
V
V
V
s