MAX1514 Maxim Integrated Products, MAX1514 Datasheet - Page 4

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

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TFT-LCD Power-Supply Controllers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V
otherwise noted.)
4
GATE-OFF LINEAR-REGULATOR CONTROLLER (REG N)
FBN Regulation Voltage
FBN Fault Trip Level
FBN Input Bias Current
FBN Effective Load-Regulation
Error (Transconductance)
FBN Line (IN)-Regulation Error
DRVN Source Current
DRVN Off-Leakage Current
Soft-Start Period
Soft-Start Step Size
BUFFER AMPLIFIER
SUPB Supply Range
SUPB Supply Current
FBPB Input Offset Voltage
FBPB Input Bias Current
FBPB Input Common-Mode
Range
Common-Mode Rejection Ratio
Output-Voltage-Swing High
Output-Voltage-Swing Low
Short-Circuit Current
Power-Supply Rejection Ratio
Slew Rate
-3dB Bandwidth
CONTROL INPUTS AND OUTPUTS
SDFR Input Level
SDFR Input Current
_______________________________________________________________________________________
PARAMETER
IN
= 3V, V
SUPB
SYMBOL
= 10V, SDFR = IN, C
V
CMRR
I
PSRR
V
I
I
SUPB
V
V
V
V
SUPB
BIAS
FBN
t
FBN
SS
OS
CM
OH
OL
I
V
V
V
I
V
V
No load, V
V
V
0 < V
DC, 6V ≤ V
R
SDFR = IN (1.5MHz operation)
SDFR = unconnected (430kHz operation)
SDFR = REF (750kHz operation)
SDFR = GND (LCD shutdown)
SDFR = IN
SDFR = REF
SDFR = GND
DRVN
DRVN
I
I
FBN
FBN
DRVN
FBN
FBN
FBPB
FBPB
OUTB
OUTB
L
= 10kΩ, C
FBPB
rising
= 0V
= 0.3V, V
= -0.1V, V
= 0.2mA
= 0.2mA, 2.7V < V
= V
= V
= -10V, I
= 5mA
= -5mA
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SUPB
SUPB
FBPB
REF
< V
SUPB
L
SUPB
= 0.22µF, T
DRVN
= 10pF
CONDITIONS
DRVN
DRVN
= 4V
/ 2
/ 2
≤ 13V, V
= -10V
= 0.1mA to 2mA
= -20V
IN
FBPB
A
< 5.5V
= 0°C to +85°C. Typical values are at T
= 4V
0.9 × V
V
0.69 × V
SUPB
-250
1.00
MIN
220
380
150
±50
-3.0
-3.0
4.5
50
60
5
0
IN
-
IN
V
REF
V
SUPB
±150
TYP
0.75
250
420
0.1
2.7
18
80
80
80
10
12
0
/ 128
-
0.77 × V
A
V
MAX
+250
+3.0
13.0
1.35
280
460
SUPB
150
1.1
0.5
25
10
12
50
= +25°C, unless
5
IN
UNITS
MHz
V/µs
mV
mV
mV
mV
mA
mA
mV
mV
mV
mA
ms
dB
dB
nA
µA
nA
µA
V
V
V
V
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