MAX765 Maxim, MAX765 Datasheet - Page 4

• Manufacturer Part Number: MAX765
• Description: -5V/-12V/-15V or Adjustable / High-Efficiency / Low IQ DC-DC Inverters
• Manufacturer: Maxim

-5V/-12V/-15V or Adjustable,
High-Efficiency, Low I
(V+ = 5V, V
4
____________________________Typical Operating Characteristics (continued)
600
500
400
300
200
100
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
_______________________________________________________________________________________
7.2
7.1
7.0
6.9
6.8
6.7
6.6
6.5
6.4
6.3
6.2
0
0
-60
-60
3
CIRCUIT OF FIGURE 2
V+ = 4V
-40 -20 0 20 40 60 80 100 120 140
4 5 6 7 8 9 10 11 12 13 14 15 16
-40 -20 0 20 40 60 80 100 120 140
OUT
MAXIMUM OUTPUT CURRENT
V
SWITCH ON/OFF-TIME RATIO
V+ = 5V
OUT
SHUTDOWN CURRENT
vs. SUPPLY VOLTAGE
= -5V, T
vs. TEMPERATURE
SUPPLY VOLTAGE (V)
TEMPERATURE (°C)
= -5V
vs. TEMPERATURE
V
TEMPERATURE (°C)
OUT
= -15V
V+ = 8V
V
A
OUT
= +25°C, unless otherwise noted.)
V+ = 15V
= -12V
100
17.0
16.8
16.6
16.4
16.2
16.0
15.8
15.6
15.4
15.2
15.0
95
90
85
80
75
70
65
60
8
7
6
5
4
3
2
1
0
-60
3
0
CIRCUIT OF FIGURE 2
4 5 6 7 8 9 10 11 12 13 14 15 16
-40 -20 0 20 40 60 80 100 120 140
MAXIMUM SWITCH ON-TIME
NO-LOAD SUPPLY CURRENT
START-UP SUPPLY VOLTAGE
50
vs. SUPPLY VOLTAGE
Q
vs. OUTPUT CURRENT
OUTPUT CURRENT (mA)
SUPPLY VOLTAGE (V)
vs. TEMPERATURE
TEMPERATURE (°C)
100
V+ = 5V
DC-DC Inverters
V+ = 15V
150
200
250
300
10,000
2.60
2.55
2.50
2.45
2.40
2.35
2.30
2.25
2.20
1000
110
105
100
95
90
85
80
75
70
65
60
55
50
100
10
1
-60
-60
20
-40 -20 0 20 40 60 80 100 120 140
-40 -20 0 20 40 60 80 100 120 140
I
V
30 40 50 60 70 80 90 100 110 120 130
V+ = 5V
OUT
MINIMUM SWITCH OFF-TIME
NO-LOAD SUPPLY CURRENT
I
LX LEAKAGE CURRENT
+ (V+) = 20V
vs. TEMPERATURE
vs. TEMPERATURE
TEMPERATURE (°C)
vs. TEMPERATURE
TEMPERATURE (°C)
TEMPERATURE (°C)
V+ = 15V
V+ = 5V
V+ = 15V