MAX8753ETI+ Maxim Integrated Products, MAX8753ETI+ Datasheet - Page 5
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MAX8753ETI+
Manufacturer Part Number
MAX8753ETI+
Description
IC DC-DC CONV TFT LCD 28TQFN
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX8753ETIT.pdf
(20 pages)
Specifications of MAX8753ETI+
Applications
Converter, TFT, LCD
Voltage - Input
2.6 ~ 5.5 V
Number Of Outputs
4
Voltage - Output
2.6 ~ 13 V
Operating Temperature
0°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
28-TQFN Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
-40°C to +85°C. Typical values are at T
INPUT SUPPLIES
Input Supply Range
Input Undervoltage Threshold
IN Quiescent Supply Current
SUPP Supply Range
SUPP Quiescent Current
SUPN Supply Range
SUPN Quiescent Current
MAIN BOOST CONVERTER
Output Voltage Range
FB Regulation Voltage
FB Undervoltage Shutdown
Threshold
Operating Frequency
LX Switch On-Resistance
LX Current Limit
POSITIVE CHARGE PUMP
V
V
FBP Regulation Voltage
NEGATIVE CHARGE PUMP
V
FBN Regulation Voltage
V
FBL Regulation Voltage
OUTL On-Resistance
REFERENCE
Reference Voltage
Reference Undervoltage
Threshold
LOGIC SIGNALS
LCDON, SHDN Input Low
Voltage
LCDON, SHDN Input High
Voltage
SUPP
SUPP
SUPN
LOGIC
Input Supply Range
Overvoltage Threshold
Input Supply Range
REGULATOR
PARAMETER
_______________________________________________________________________________________
IN
= 3.0V, SHDN = LCDON = IN, V
SYMBOL
I
R
LX(MAX)
A
V
V
V
V
V
V
I
I
V
LX(ON)
V
V
V
f
SUPP
SUPN
UVLO
SUPN
V
SUPP
SUPN
SUPP
MAIN
OSC
V
= +25°C, unless otherwise noted.) (Note 1)
I
FBN
FBP
FBL
REF
IN
FB
IN
TFT LCD DC-DC Converter with
V
V
V
V
FB falling
I
Phase IV = fully on (> 3.0ms)
V
I
V
-2µA < I
V
Hysteresis = 0.15 x V
LX
OUTL
IN
FB
FBP
FBN
SUPP
IN
REF
= 100mA
rising, 100mV hysteresis (typ)
= 3.3V, I
= V
= 1.5V
rising
= -0.2V
= 0 to 300mA
= rising, hysteresis (typ) = 200mV
SUPP
FBP
REF
= 1.5V, V
Integrated Charge Pumps
< +50µA
OUTL
= V
CONDITIONS
SUPN
= 100mA
FBN
IN
= 10V, PGND = GND, C
(typ)
= -0.2V
1.225
1.213
1.220
1.225
REF
0.75
1.08
13.2
MIN
213
V
2.6
2.1
0.9
2.1
75
7
7
7
7
IN
= 0.22µF, C
TYP
INTG
1.258
1.287
1.275
1.269
MAX
1.25
14.0
200
287
5.5
2.5
1.5
0.8
0.8
0.7
1.8
1.5
1.2
0.9
13
24
13
13
24
= 470pF, T
UNITS
MHz
mA
mA
mA
mV
mV
Ω
Ω
V
V
V
V
V
V
A
V
V
V
V
V
V
V
V
V
A
5
=