MAX1518 Maxim Integrated Products, MAX1518 Datasheet - Page 5

• Manufacturer Part Number: MAX1518
• Description: (MAX1516 - MAX1518) TFT-LCD DC-DC Converters
• Manufacturer: Maxim Integrated Products

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4
ELECTRICAL CHARACTERISTICS
(V
IN Supply Range
IN Undervoltage-Lockout
Threshold
IN Quiescent Current
REF Output Voltage
MAIN STEP-UP REGULATOR
Output Voltage Range
Operating Frequency
FB Regulation Voltage
FB Line Regulation
FB Input Bias Current
FB Transconductance
LX On-Resistance
LX Current Limit
OPERATIONAL AMPLIFIERS
SUP Supply Range
SUP Supply Current
Input Offset Voltage
Input Common-Mode Range
Output Voltage Swing, High
Output Voltage Swing, Low
Short-Circuit Current
Output Source and Sink Current
GATE-ON LINEAR-REGULATOR CONTROLLER
FBP Regulation Voltage
IN
= 3V, V
PARAMETER
SUP
= 8V, PGND = AGND = BGND = 0, I
_______________________________________________________________________________________
SYMBOL
R
V
V
V
LX(ON)
V
f
I
V
V
V
UVLO
V
I
V
MAIN
OSC
V
SUP
LIM
I
SUP
FBP
IN
OS
CM
OH
FB
OL
IN
TFT-LCD DC-DC Converters with
V
V
LX not switching
V
LX switching
-2µA < I
No load
V
V
V
Buffer configuration,
V
(V
I
I
I
I
To V
(V
| V
I
OUT
OUT
OUT
OUT
DRVP
IN
FB
FB
IN
FB
I
FB
POS
COMP
NEG
NEG
REF
OS
rising, typical hysteresis = 150mV
= 2.6V to 5.5V
= V
= 1.1V, V
= 1.4V
= 1V, duty cycle = 65%
SUP
_ = 100µA
_ = 5mA
_ = -100µA
_ = -5mA
_ = 4V, no load
| < 10mV
_, V
_ , V
= 100µA
= 25µA, T
FBP
REF
= 5µA
/ 2
POS
POS
= 1.4V, V
< 50µA, V
FBP
_, V
_, V
CONDITIONS
A
OUT
= 1.4V, V
OUT
= -40°C to +85°C, unless otherwise noted.) (Note 1)
Operational Amplifiers
FBN
_)
_)
IN
MAX1518
MAX1517
MAX1516
Source
Sink
= 2.6V to 5.5V
= 0,
V
V
FBN
SUP
SUP
= 0,
/ 2
/ 2,
V
V
2.265
1.222
1.212
1.218
1020
MIN
SUP
SUP
150
V
-40
2.6
2.5
4.5
75
15
50
50
40
0
IN
-
-
2.715
1.269
1.250
1.269
V
MAX
1380
13.0
+40
300
250
150
5.5
0.8
0.15
3.5
4.8
3.0
1.1
11
13
12
SUP
15
UNITS
kHz
%/ V
m
mA
mA
mV
mV
mV
mA
mA
nA
µS
A
V
V
V
V
V
V
V
V
5