MAX866 Maxim, MAX866 Datasheet - Page 4

• Manufacturer Part Number: MAX866
• Description: 3.3V/5V or Adjustable-Output / Single-Cell DC-DC Converters
• Manufacturer: Maxim

3.3V/5V or Adjustable-Output,
Single-Cell DC-DC Converters
(Circuits of Figure 2, T
4
____________________________Typical Operating Characteristics (continued)
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
_______________________________________________________________________________________
START-UP INPUT VOLTAGE vs. LOAD CURRENT
0.1
1mH
330µH
100µH
LOAD CURRENT (mA)
1
(V
OUT
A: 3.3V OUTPUT VOLTAGE, AC COUPLED 20mV/div
B: INPUT VOLTAGE (0.9V AND 1.4V) 500mV/div
I
LOAD
220µH
3.0
2.5
2.0
1.5
1.0
0.5
47µH
A
MAX866 LINE-TRANSIENT RESPONSE
0
= 3.3V)
= +25°C, unless otherwise noted.)
= 10mA, C
1
INPUT VOLTAGE vs. LOAD CURRENT
10
OUT
(3.3V MODE)
LOAD CURRENT (mA)
= 47 F
10
1ms/div
330µH
(V
100
OUT
100µH
= 5V)
100
22µH
0.6
1.5
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.5
START-UP INPUT VOLTAGE vs. LOAD CURRENT
47µH
0.1
1000
B
A
LOAD CURRENT (mA)
330µH
1
(V
OUT
47µH
220µH
= 5V)
100µH
10
A: 5.0V OUTPUT VOLTAGE, AC COUPLED 20mV/div
B: INPUT VOLTAGE (0.9V AND 1.4V) 500mV/div
I
LOAD
10
MAX866 LINE-TRANSIENT RESPONSE
9
8
7
6
5
4
3
2
1
0
= 10mA, C
0
100
REFERENCE LOAD CURRENT ( A)
50
OUT
vs. REFERENCE CURRENT
REFERENCE VOLTAGE
= 47 F
(5V MODE)
1ms/div
100
3.0
2.5
2.0
1.5
1.0
0.5
0
1
150
INPUT VOLTAGE vs. LOAD CURRENT
200
1mH
LOAD CURRENT (mA)
10
(V
OUT
250
A
B
= 3.3V)
330µH
100µH
100
22µH
47µH
1000