MAX8795AGCJ/V+T Maxim Integrated Products, MAX8795AGCJ/V+T Datasheet - Page 9

• Manufacturer Part Number: MAX8795AGCJ/V+T
• Description: Display Drivers TFT-LCD DC-DC Conver ter with Operational
• Manufacturer: Maxim Integrated Products

Specifications of MAX8795AGCJ/V+T

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS
(V
IN Supply Range
IN Undervoltage-Lockout
Threshold
IN Quiescent Current
REF Output Voltage
REF Undervoltage-Lockout
Threshold
MAIN STEP-UP REGULATOR
Output Voltage Range
Operating Frequency
FB Regulation Voltage
FB Line Regulation
FB Transconductance
LX On-Resistance
LX Current Limit
OPERATIONAL AMPLIFIERS
SUP Supply Range
SUP Overvoltage Fault Threshold
SUP Supply Current
Input Offset Voltage
Input Common-Mode Voltage
Range
Output Voltage Swing, High
Output Voltage Swing, Low
Short-Circuit Current
IN
= 3V, V
PARAMETER
MAIN
= V
SUP
_______________________________________________________________________________________
= 14V, V
PGND
SYMBOL
R
V
V
= V
LX(ON)
V
f
I
V
V
I
V
V
UVLO
V
V
MAIN
OSC
SUP
LIM
I
SUP
CM
OH
IN
OS
OL
FB
IN
AGND
TFT-LCD DC-DC Converter with
= V
(Note 2)
V
V
LX not switching
V
LX switching
No external load
Rising edge, typical hysteresis = 160mV
No load
V
ΔI
I
V
Buffer configuration, V
no load
(V
I
I
To V
LX
OUT_
OUT_
IN
FB
FB
IN
FB
COMP
NEG_
BGND
= 200mA
rising, typical hysteresis = 150mV
= 2.5V to 6V
= V
= 1.2V, V
= 1.2V, duty cycle = 75%
SUP
= -5mA
= 5mA
, V
FBP
= ±2.5μA
= 0V, I
/ 2
POS_
= 1.3V, V
FBP
, V
REF
CONDITIONS
OUT_
= 1.4V, V
= 25μA, T
Operational Amplifiers
FBN
) ≅ V
POS_
Source
Sink
= 0V,
SUP
FBN
= V
A
= -40°C to +105°C, unless otherwise noted.) (Note3)
SUP
/ 2
= 0V,
/ 2,
V
1.218
1.198
18.0
2.05
SUP
100
MIN
900
V
2.5
2.5
75
75
75
6
0
IN
-
1.277
1.260
MAX
1400
V
±0.4
2.45
1.15
19.9
280
300
100
6.0
1.0
3.5
18
18
12
SUP
3
5
UNITS
%/ V
kHz
mΩ
mA
mA
mV
mV
mV
mA
μS
V
V
V
V
V
V
A
V
V
V
9