MAX1513 Datasheet, PDF (5/28 Pages) Maxim Integrated Products – TFT-LCD Power-Supply Controllers

TFT-LCD Power-Supply Controllers
ELECTRICAL CHARACTERISTICS
(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
IN Supply Range
IN Undervoltage-Lockout
Threshold
V_IN
V_UVLO
350mV typical
hysteresis
V_IN rising
V_IN falling
IN Quiescent Current
I_IN
V_FB = V_FBP = V_FBL = V_FBG = 1.5V,
V_FBN = 0
REF Output Voltage
MAIN STEP-UP CONTROLLER
Operating Frequency
-2µA < I_REF < 100µA, 2.7V < V_IN < 5.5V
f_OSC
SDFR = IN
SDFR = REF
FB Regulation Voltage
FB Line Regulation
FB Input Bias Current
CS+ Input Current
CS- Input Current
Current-Limit Threshold
Gate-Drive Output
V_FB V_CS+ - V_CS- = 0
V_IN = 2.7V to 5.5V
V_FB = 1.5V
2.2V < V_CS+ < 6V
2.2V < V_CS- < 6V
V_CS+ - V_CS-, 2.2V < V_CS+ < 6V
High or low
GATE-ON LINEAR-REGULATOR CONTROLLER (REG P)
FBP Regulation Voltage
FBP Input Bias Current
V_FBP
I_DRVP = 0.1mA
V_FBP = 1.5V
FBP Effective Load-Regulation
Error (Transconductance)
V_DRVP = 10V, I_DRVP = 0.05mA to 1mA
DRVP Sink Current
I_DRVP V_FBP = 1.1V, V_DRVP = 10V
DEL Turn-On Threshold
V_TH(DEL)
GAMMA LINEAR-REGULATOR CONTROLLER (REG G, MAX1513 ONLY)
FBG Regulation Voltage
V_FBG I_DRVG = 0.5mA
FBG to FB Regulation Voltage
Matching
I_DRVG = 0.5mA, V_CS+ - V_CS- = 0
MIN
2.7
2.5
2.2
1.225
1.275
0.60
1.230
-100
-1
100
1.225
-250
2
1.19
1.235
-1.2
TYP
MAX
5.5
2.9
2.5
1.25
1.275
UNITS
V
V
mA
V
1.725
0.90
1.270
0.2
+100
90
+1
150
5
MHz
V
%/V
nA
µA
µA
mV
Ω
1.275
V
+250
nA
-2
%
mA
1.31
V
1.265
V
+1.2
%
FBG Input Bias Current
FBG Effective Load-Regulation
Error (Transconductance)
DRVG Sink Current
V_FBG = 1.5V
V_DRVG = 10V, I_DRVG = 0.25mA to 5mA
I_DRVG V_FBG = 1.1V, V_DRVG = 10V
-250
10
+250
nA
-2
%
mA
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