MAX1883EUP-T Maxim Integrated, MAX1883EUP-T Datasheet - Page 6

• Manufacturer Part Number: MAX1883EUP-T
• Description: LCD Drivers Quad-Output TFT LCD DC-DC Converter with Buffer
• Manufacturer: Maxim Integrated

Specifications of MAX1883EUP-T

• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package / Case: TSSOP-20
• Mounting Style: SMD/SMT

Quad-Output TFT LCD DC/DC
Converters with Buffer
ELECTRICAL CHARACTERISTICS
(V
PGND = GND, C
MAX1778/MAX1880–MAX1885
6
Input Supply Range
Input Undervoltage
Threshold
IN Quiescent Supply
Current
SUPP Quiescent Current
SUPN Quiescent Current
IN Shutdown Current
SUPP Shutdown Current
SUPN Shutdown Current
SUPL Shutdown Current
SUPB Shutdown Current
MAIN STEP-UP CONVERTER
Main Output Voltage Range
FB Regulation Voltage
FB Input Bias Current
Operating Frequency
Oscillator Maximum Duty
Cycle
LX Switch On-Resistance
LX Leakage Current
LX Current Limit
FB Fault Trip Level
IN
= +3.0V, SHDN = IN, V
PARAMETER
REF
= 0.22µF, C
SUPP
BUF
SYMBOL
= V
R
V
I
V
I
SUPN
F
SUPP
LX(ON)
UVLO
V
I
V
MAIN
I
I
OSC
I
LIM
= 1µF, T
IN
FB
LX
SUPN
FB
IN
= V
A
V
V
V
V
V
V
V
V
MAX1778/MAX1880/MAX1881/MAX1882
V
MAX1778/MAX1880/MAX1881/MAX1882
V
MAX1778/MAX1881/MAX1883/MAX1884
V
Integrator enabled, C
Integrator disabled (INTG = REF)
V
MAX1778/MAX1880/MAX1883
MAX1881/MAX1882/MAX1884/MAX1885
I
V
Phase I = soft-start (1024/f
Phase IV = fully on (after 3072/f
Falling edge, FLTSET = GND
LX
SUPB
IN
FB
FBP
FBN
FBP
FBN
SHDN
SHDN
SHDN
SHDN
SHDN
= -40°C to +85°C, unless otherwise noted.) (Note 2)
FB
LX
Rising, 40mV hysteresis (typ)
= 100mA
=
= 13V
= 1.25V, INTG = GND
= 1.5V,
= 1.5V
= -0.2V
= -0.2V
= V
= 0, V
= 0, V
= 0, V
= 0, V
= 0, V
SUPL
IN
SUPP
SUPN
SUPL
SUPB
= 5V
= 10V, LDOOUT = FBL, BUF- = BUFOUT, BUF+ = FLTSET = TGND =
CONDITIONS
= 13V,
MAX1778/MAX1880/
MAX1883 (f
MAX1881/MAX1882/MAX1884/
MAX1885 (f
MAX1778/MAX1880
(f
MAX1881/MAX1882
(f
MAX1778/MAX1880
(f
MAX1881/MAX1882
(f
= 13V,
= 13V
= 13V,
OSC
OSC
OSC
OSC
INTG
= 1MHz)
= 500kHz)
= 1MHz)
= 500kHz)
= 1000pF
OSC
OSC
OSC
)
OSC
= 1MHz)
= 500kHz)
)
1.223
0.275
1.21
0.75
1.07
375
MIN
V
-50
1.1
2.7
2.2
79
IN
1.269
0.525
MAX
1.29
1.25
2.05
1.14
+50
625
5.5
0.7
0.5
0.7
0.5
0.7
Maxim Integrated
2.6
10
10
10
10
13
13
91
20
1
1
UNITS
MHz
kHz
mA
mA
mA
µA
µA
µA
µA
µA
nA
µA
%
Ω
V
V
V
V
A
V