MAX1513 Datasheet, PDF (6/28 Pages) Maxim Integrated Products – TFT-LCD Power-Supply Controllers

TFT-LCD Power-Supply Controllers
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V_IN = 3V, V_SUPB = 10V, SDFR = IN, C_REF = 0.22µF, T_A = -40°C to +85°C, unless otherwise noted.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
LOGIC LINEAR-REGULATOR CONTROLLER (REG L)
FBL Regulation Voltage
FBL Input Bias Current
V_FBL
I_DRVL = 1mA
V_FBL = 1.5V
FBL Effective Load-Regulation
Error (Transconductance)
V_DRVL = 3V, I_DRVL = 0.5mA to 10mA
DRVL Sink Current
I_FBL V_FBL = 1.1V, V_DRVL = V_IN
GATE-OFF LINEAR-REGULATOR CONTROLLER (REG N)
FBN Regulation Voltage
FBN Input Bias Current
V_FBN
I_DRVN = 0.2mA
V_FBN = 0V
FBN Effective Load-Regulation
Error (Transconductance)
V_DRVN = -10V, I_DRVN = 0.1mA to 2mA
DRVN Source Current
BUFFER AMPLIFIER
I_FBN V_FBN = 0.3V, V_DRVN = -10V
SUPB Supply Range
SUPB Supply Current
FBPB Input Offset Voltage
FBPB Input Bias Current
V_SUPB
I_SUPB
V_OS
I_BIAS
No load, V_FBPB = 4V
V_FBPB = V_SUPB / 2
V_FBPB = V_SUPB / 2
FBPB Input Common-Mode
Range
V_CM
MIN
1.225
-250
20
220
-250
5
4.5
0
TYP
MAX UNITS
1.275
V
+250
nA
-2
%
mA
280
mV
+250
nA
25
mV
mA
13.0
V
1.1
mA
12
mV
50
nA
V_SUPB
V
Output-Voltage-Swing High
V_OH
Output-Voltage-Swing Low
V_OL
CONTROL INPUTS AND OUTPUTS
SDFR Input Level
SDFR Input Current
I_OUTB = 5mA
I_OUTB = -5mA
V_SUPB - 150
SDFR = IN (1.5MHz operation)
SDFR = unconnected (430kHz operation)
SDFR = REF (750kHz operation)
SDFR = GND (LCD shutdown)
SDFR = IN
SDFR = REF
SDFR = GND
0.9 × V_IN
0.69 × V_IN
1.00
-3.0
-3.0
mV
150
mV
0.77 × V_IN
V
1.35
0.5
+3.0
µA
Note 1: Specifications to -40°C are guaranteed by design, not production tested.
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