MAX856ESA-T Maxim Integrated Products, MAX856ESA-T Datasheet - Page 4

• Manufacturer Part Number: MAX856ESA-T
• Description: LCD Drivers 3.3V-5V, High-Effici ency, Low IQ, DC-DC
• Manufacturer: Maxim Integrated Products

3.3V/5V or Adjustable-Output,
Step-Up DC-DC Converters
(Circuits of Figure 2, T
4
_____________________________Typical Operating Characteristics (continued)
_______________________________________________________________________________________
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
0
0
9
8
7
6
5
4
3
2
1
0
1.5
1.5
0
T
REFERENCE VOLTAGE vs. CURRENT
A
= -40°C
REFERENCE LOAD CURRENT ( A)
T
2.0
A
2.0
50
= -40°C
QUIESCENT CURRENT
SHUTDOWN CURRENT
vs. INPUT VOLTAGE
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
2.5
100
2.5
T
A
A
= +25°C
= +25°C, unless otherwise noted.)
SEE NOTE 2
IN THE ELECTRICAL
CHARACTERISTICS
T
A
150
3.0
3.0
= +85°C
T
A
200
= +85°C
3.5
3.5
250
4.0
4.0
400
350
300
250
200
150
100
1.15
1.10
1.05
1.00
0.95
0.90
0.85
0.80
0.75
400
350
300
250
200
150
100
50
50
0
0
1.5
1.0
0.1
T
T
MINIMUM START-UP INPUT VOLTAGE
T
A
A
V
A
= +25°C
= -40°C
OUT
= +85°C
MAXIMUM OUTPUT CURRENT
NO LOAD BATTERY CURRENT
1.5
2.0
= 3.3V
vs. INPUT VOLTAGE
vs. INPUT VOLTAGE
vs. LOAD CURRENT
LOAD CURRENT (mA)
MAX856/MAX857
INPUT VOLTAGE (V)
MAX856/MAX857
MAX856/MAX857
INPUT VOLTAGE (V)
2.0
1
INCLUDES ALL EXTERNAL
COMPONENT LEAKAGES.
CAPACITOR LEAKAGE
DOMINATES AT T
CAPS ARE SPRAGUE 595 D
2.5
2.5
V
OUT
3.0
= 5.0V
V
10
3.0
OUT
V
A
= 5V
OUT
= +85°C.
3.5
3.5
= 3.3V
100
4.0
4.0
100
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.4
1.3
1.2
1.1
1.0
0.9
0.8
90
80
70
60
50
40
30
20
10
0
0
1.5
1.0
0.1
MINIMUM START-UP INPUT VOLTAGE
T
T
T
V
A
A
A
OUT
= +25°C
= -40°C
= +85°C
MAXIMUM OUTPUT CURRENT
NO LOAD BATTERY CURRENT
1.5
2.0
= 3.3V
vs. INPUT VOLTAGE
vs. INPUT VOLTAGE
vs. LOAD CURRENT
LOAD CURRENT (mA)
V
MAX858/MAX859
MAX858/MAX859
INPUT VOLTAGE (V)
MAX858/MAX859
INPUT VOLTAGE (V)
OUT
2.0
1
2.5
INCLUDES ALL EXTERNAL
COMPONENT LEAKAGES.
CAPACITOR LEAKAGE
DOMINATES AT T
CAPS ARE SPRAGUE 595D
= 5V
2.5
3.0
V
OUT
3.0
10
= 5.0V
A
3.5
3.5
= +85°C.
100
4.0
4.0