Datasheet

MAX3353E
USB On-the-Go Charge Pump with Switchable
Pullup/Pulldown Resistors
6 _______________________________________________________________________________________
Typical Operating Characteristics
(V
CC
= +3V, V
L
= +2.5V, C
FLYING
= 0.1µF, C
VBUS
= 1µF (ESR
CVBUS
= 0.1Ω), T
A
= +25°C.)
0
40
20
80
60
100
120
050
INPUT CURRENT
vs. OUTPUT CURRENT
MAX3353 toc01
OUTPUT CURRENT (mA)
INPUT CURRENT (mA)
2010 30 40
V
CC
= 2.6V
V
CC
= 3.3V
V
CC
= 4.2V
4.00
4.50
4.25
4.75
5.00
5.25
050
V
BUS
OUTPUT VOLTAGE
vs. V
BUS
OUTPUT CURRENT
MAX3353 toc02
OUTPUT CURRENT (mA)
V
BUS
OUTPUT VOLTAGE (V)
2010 30 40
V
CC
= 2.6V
V
CC
= 4.2V
V
CC
= 3.3V
4.70
4.80
4.75
4.85
4.90
2.5
V
BUS
OUTPUT VOLTAGE
vs. INPUT VOLTAGE
MAX3353 toc03
INPUT VOLTAGE (V)
V
BUS
OUTPUT VOLTAGE (V)
4.0
3.5
3.0
5.0
4.5
5.5
I
VBUS
= 8mA
I
VBUS
= 0
MAX3353 toc04
200μs/div
I
CC
5mA/div
SCL
5V/div
TIME TO ENTER SHUTDOWN
MAX3353 toc05
100μs/div
I
CC
10mA/div
SCL
5V/div
TIME TO EXIT SHUTDOWN
MAX3353 toc06
40ms/div
V
BUS
1V/div
V
BUS
1V/div
C
L
= 10μF
C
L
= 96μF
V
BUS
WITH CAPACITIVE LOAD
65.0
67.0
66.5
66.0
65.5
67.5
68.0
-40 85
V
BUS
INPUT IMPEDANCE
vs. TEMPERATURE
MAX3353 toc07
TEMPERATURE (°C)
V
BUS
INPUT IMPEDANCE (kΩ)
10-15
35
60
16
18
17
19
20
-40 85
SUPPLY CURRENT
vs. TEMPERATURE
MAX3353 toc08
TEMPERATURE (°C)
SUPPLY CURRENT (mA)
10-15
35
60
I
VBUS
= 8mA
V
CC
= 2.6V
V
CC
= 3.3V
V
CC
= 4.2V