MAX1514 Maxim Integrated Products, MAX1514 Datasheet - Page 5

• Manufacturer Part Number: MAX1514
• Description: (MAX1513 / MAX1514) TFT-LCD Power-Supply Controllers
• Manufacturer: Maxim Integrated Products

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ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
IN Supply Range
IN Undervoltage-Lockout
Threshold
IN Quiescent Current
REF Output Voltage
MAIN STEP-UP CONTROLLER
Operating Frequency
FB Regulation Voltage
FB Line Regulation
FB Input Bias Current
CS+ Input Current
CS- Input Current
Current-Limit Threshold
Gate-Drive Output
GATE-ON LINEAR-REGULATOR CONTROLLER (REG P)
FBP Regulation Voltage
FBP Input Bias Current
FBP Effective Load-Regulation
Error (Transconductance)
DRVP Sink Current
DEL Turn-On Threshold
GAMMA LINEAR-REGULATOR CONTROLLER (REG G, MAX1513 ONLY)
FBG Regulation Voltage
FBG to FB Regulation Voltage
Matching
FBG Input Bias Current
FBG Effective Load-Regulation
Error (Transconductance)
DRVG Sink Current
PARAMETER
_______________________________________________________________________________________
IN
= 3V, V
SUPB
SYMBOL
V
= 10V, SDFR = IN, C
TH(DEL)
V
I
I
TFT-LCD Power-Supply Controllers
V
V
f
DRVG
DRVP
UVLO
V
OSC
V
I
FBG
FBP
IN
FB
IN
350mV typical
hysteresis
V
V
-2µA < I
SDFR = IN
SDFR = REF
V
V
V
2.2V < V
2.2V < V
V
High or low
I
V
V
V
I
I
V
V
V
DRVP
DRVG
DRVG
FB
FBN
CS+
IN
FB
CS+
FBP
DRVP
FBP
FBG
DRVG
FBG
= 2.7V to 5.5V
= V
= 1.5V
= 1.5V
= 1.1V, V
= 0
- V
- V
= 1.5V
= 1.1V, V
= 0.1mA
= 0.5mA
= 0.5mA, V
= 10V, I
= 10V, I
FBP
REF
CS-
CS+
CS-
CS-
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REF
, 2.2V < V
= V
< 100µA, 2.7V < V
= 0
< 6V
< 6V
CONDITIONS
= 0.22µF, T
DRVP
DRVP
DRVG
DRVG
FBL
CS+
= V
= 10V
= 0.05mA to 1mA
= 10V
= 0.25mA to 5mA
CS+
- V
FBG
V
V
CS-
IN
IN
< 6V
A
= 1.5V,
rising
falling
= -40°C to +85°C, unless otherwise noted.) (Note 1)
= 0
IN
< 5.5V
1.225
1.275
1.230
1.225
1.235
-100
-250
-250
MIN
0.60
1.19
-1.2
100
2.7
2.5
2.2
10
-1
2
TYP
1.275
1.725
1.270
1.275
1.265
+100
+250
+250
MAX
+1.2
1.25
0.90
1.31
150
5.5
2.9
2.5
0.2
+1
90
-2
-2
5
UNITS
% / V
MHz
mA
mV
mA
mA
nA
µA
µA
nA
nA
%
%
%
Ω
V
V
V
V
V
V
V
5
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