MAX1747EUP Maxim Integrated Products, MAX1747EUP Datasheet - Page 4

• Manufacturer Part Number: MAX1747EUP
• Description: Charge Pumps
• Manufacturer: Maxim Integrated Products

Specifications of MAX1747EUP

• Function: Step Up, Step Down
• Output Voltage: 4.5 V to 5.5 V, +/- 35 V
• Output Current: 200 mA
• Maximum Operating Temperature: + 85 C
• Package / Case: TSSOP-20
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Triple Charge-Pump TFT LCD
DC-DC Converter
ELECTRICAL CHARACTERISTICS
(
1500pF, V
4
V
Input Supply Range
Input Undervoltage Threshold
Input Quiescent Supply
Current
Output Quiescent Supply
Current
Input Shutdown Current
Operating Frequency
MAIN CHARGE PUMP
Output Voltage Range
Output Current
FB Regulation Voltage
FB Input Bias Current
FB Power-Ready Trip Level
NEGATIVE LOW-POWER CHARGE PUMP
SUPN Input Supply Range
SUPN Quiescent Current
SUPN Shutdown Current
FBN Regulation Voltage
FBN Input Bias Current
DRVN PCH On-Resistance
DRVN NCH On-Resistance
FBN Power-Ready Trip Level
POSITIVE LOW-POWER CHARGE PUMP
SUPP Input Supply Range
SUPP Quiescent Current
SUPP Shutdown Current
FBP Regulation Voltage
FBP Input Bias Current
DRVP PCH On-Resistance
DRVP NCH On-Resistance
FBP Power-Ready Trip Level
IN
_______________________________________________________________________________________
= V
SUPM
PARAMETER
OUT
= +3.0V, V
= +5V, T
A
SUPP
= -40°C to +85°C, unless otherwise noted.) (Note 1)
= V
SUPN
SYMBOL
I
OU T ( M AX )
I
V
V
V
I
Q(OUT)
I
I
V
V
V
I
SUPM
f
SUPN
I
SUPP
I
UVLO
V
SUPN
V
IN
OSC
SUPP
I
FBN
FBP
OUT
FBN
FBP
FB
FB
IN
= +5V, TGND = PGND = GND, I
+
V
V
no load on DRVN and DRVP; CXN and
CXP open
V
no load on DRVN and DRVP; CXN and
CXP open
V
I
C
V
Rising edge
V
V
V
V
V
Falling edge
V
V
V
V
V
Rising edge
SHDN
IN
FB
FB
FB
FBN
FBN
FBN
FBN
FBP
FBP
FBP
FBP
SHDN
X
SHDN
SHDN
= 0.47µF
falling, 40mV hysteresis (typ)
= V
= V
= 1.25V
= 1.5V, no load on DRVP
= 1.5V
= 1.20V
= 1.30V
= -0.2V, no load on DRVN
= 0
= 50mV
= -50mV
= 22µA
= 0, V
= 0, V
= 0, V
FBP
FBP
= 1.5V, V
= 1.5V, V
SUPM
SUPN
SUPP
CONDITIONS
= 13V
= 13V
= 5V
FBN
FBN
SHDN
= -0.2V, V
= -0.2V, V
= 22µA, C
OUT
OUT
= 5V,
= 5V,
OUT
= 2
1.222
0.65
1.09
1.20
1.09
MIN
200
-50
-50
-50
2.7
2.2
4.5
-50
2.7
2.7
20
80
20
✕
4.7µF, C
REF
= 0.22µF, C
1.271
MAX
1.16
1.30
1.16
+50
+50
+50
+50
165
4.5
2.6
1.0
4.0
1.2
5.5
0.8
0.8
20
13
10
13
10
6
5
6
5
UNITS
MHz
INTG
mA
mA
mA
mA
mV
mV
mA
µA
nA
µA
nA
kΩ
µA
nA
kΩ
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V
V
=