MAX866 Maxim, MAX866 Datasheet - Page 5

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

(Circuits of Figure 2, T
____________________________Typical Operating Characteristics (continued)
1.260
1.250
1.240
-60
MAX867 LBI AND FB THRESHOLD
-40
-20
vs. TEMPERATURE
TEMPERATURE (°C)
LBI
A: 3.3V OUTPUT VOLTAGE, 2V/div
B: SHDN INPUT VOLTAGE (0V AND 5V) 2V/div
I
A: 3.3V OUTPUT VOLTAGE, AC COUPLED 20mV/div
B: OUTPUT CURRENT (0mA AND 10mA) 5mV/div
I
0
LOAD
_______________________________________________________________________________________
LOAD
A
MAX866 LOAD-TRANSIENT RESPONSE
(TEKTRONIX P6042 CURRENT PROBE)
= +25°C, unless otherwise noted.)
20
= 10mA
= 5mA, C
MAX866 SHUTDOWN RESPONSE
VFB (MAX867)
40
OUT
60
(3.3V MODE)
= 47 F, V
(3.3V MODE)
80
10ms/div
1ms/div
100
IN
= 1.25V
3.3V/5V or Adjustable-Output,
-0.5
0.5
Single-Cell DC-DC Converters
0
-60
MAX866 OUTPUT VOLTAGE ERROR
-40
A
B
A
B
3.3V MODE
-20
vs. TEMPERATURE
TEMPERATURE (°C)
0
20
5V MODE
40
A: 5.0V OUTPUT VOLTAGE, AC COUPLED 20mV/div
B: OUTPUT CURRENT (0mA AND 10mA) 5mV/div
I
A: 5.0V OUTPUT VOLTAGE, 2V/div
B: SHDN INPUT VOLTAGE (0V AND 5V) 5V/div
I
LOAD
LOAD
I
LOAD
(TEKTRONIX P6042 CURRENT PROBE)
60
MAX866 LOAD-TRANSIENT RESPONSE
= 5mA, C
= 10mA
= OA
MAX866 SHUTDOWN RESPONSE
80
100
OUT
= 47 F, V
(5V MODE)
(5V MODE)
10ms/div
1ms/div
IN
1.0
0.9
0.8
0.7
0.6
0.5
= 1.25V
-60
-40
-20
START-UP VOLTAGE
vs. TEMPERATURE
TEMPERATURE (°C)
0
A
B
A
B
20
40
I
LOAD
60
= 0A
80
100
5