MAX1778EUG+ Maxim Integrated Products, MAX1778EUG+ Datasheet - Page 7
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MAX1778EUG+
Manufacturer Part Number
MAX1778EUG+
Description
IC DCDC CONV MULTI OUT 24TSSOP
Manufacturer
Maxim Integrated Products
Datasheet
1.MAX1778EUG.pdf
(39 pages)
Specifications of MAX1778EUG+
Applications
Converter, TFT, LCD
Voltage - Input
2.7 ~ 5.5 V
Number Of Outputs
5
Voltage - Output
2.7 ~ 13 V
Operating Temperature
0°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
24-TSSOP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
ELECTRICAL CHARACTERISTICS (continued)
(V
PGND = GND, C
POSITIVE CHARGE PUMP (MAX1778/MAX1880/MAX1881/MAX1882 only)
SUPP Input Supply Range
FBP Regulation Voltage
FBP Input Bias Current
DRVP PCH On-Resistance
DRVP NCH On-Resistance
FBP Power-Ready Trip Level
NEGATIVE CHARGE PUMP (MAX1778/MAX1880/MAX1881/MAX1882 only)
SUPN Input Supply Range
FBN Regulation Voltage
FBN Input Bias Current
DRVN PCH On-Resistance
DRVN NCH On-Resistance
FBN Power-Ready Trip Level
LOW DROPOUT LINEAR REGULATOR (MAX1778/MAX1881/MAX1883/MAX1884 only)
SUPL Input Supply Range
SUPL Undervoltage Lockout
SUPL Quiescent Current
Dropout Voltage (Note 1)
FBL Regulation Voltage
LDO Load Regulation
LDO Line Regulation
FBL Input Bias Current
LDO Current Limit
VCOM BUFFER
SUPB Input Supply Range
SUPB Quiescent Current
BUFOUT Leakage Current
Input Common-Mode Voltage
IN
= +3.0V, SHDN = IN, V
PARAMETER
REF
_______________________________________________________________________________________
= 0.22µF, C
SUPP
BUF
R
R
R
R
SYMBOL
I
= V
PCH(ON)
NCH(ON)
PCH(ON)
NCH(ON)
V
V
LDOLIM
V
V
V
I
V
I
V
V
I
SUPB
V
I
SUPL
I
SUPN
DROP
SUPP
SUPL
SUPB
FBN
FBP
FBL
FBN
FBP
FBL
CM
= 1µF, T
SUPN
= V
A
V
V
V
Rising edge
V
V
V
Falling edge
Rising edge, 50mV hysteresis (typ)
I
LDO regulating to 9V, I
V
I
V
I
V
I
V
V
V
|V
LDO
LDO
LDO
LDO
SUPB
FBP
FBP
FBP
FBN
FBN
FBN
SUPL
SUPL
SUPL
FBL
SUPL
SUPB
= -40°C to +85°C, unless otherwise noted.) (Note 2)
OS
| < 10mV
= 100µA
= 15mA
= 100µA to 40mA
= 15mA
= 1.25V
= 1.5V
= 1.2V
= 1.3V
= 0
= +50mV
= -50mV
= 10V, LDO regulating to 9V,
= 10V, LDO regulating to 9V,
= 4.5V to 15V, FBL = LDOOUT,
= 10V, V
= V
= 13V
Quad-Output TFT LCD DC-DC
SUPL
LDOOUT
= 10V, LDOOUT = FBL, BUF- = BUFOUT, BUF+ = FLTSET = TGND =
CONDITIONS
LDO
Converters with Buffer
= 9V, V
= 40mA
FBL
= 1.2V
1.222
MIN
1.09
-1.2
-50
-50
-50
-10
2.7
1.2
2.7
4.5
3.8
4.5
1.2
20
20
80
40
1.265
MAX
+1.2
1.16
0.02
+50
+50
+50
+10
165
240
330
260
850
1.3
4.3
1.2
8.8
13
10
13
10
15
13
4
4
UNITS
%/V
mV
mV
mV
mA
kΩ
kΩ
nA
nA
µA
µA
µA
µA
%
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V
V
7