Datasheet

MAX764/MAX765/MAX766
-5V/-12V/-15V or Adjustable,
High-Efficiency, Low I
Q
DC-DC Inverters
_______________________________________________________________________________________ 5
1000
0.01
0 2 4 6 10 12 14816
SUPPLY CURRENT
vs. SUPPLY VOLTAGE
0.1
MAX764-17
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
1
10
100
I
LOAD
= 100mA
I
LOAD
= 0mA
CIRCUIT OF FIGURE 2
-60
REFERENCE OUTPUT RESISTANCE
vs. TEMPERATURE
MAX764 -15
TEMPERATURE (°C)
REFERENCE OUTPUT RESISTANCE (Ω)
-40 -20 0 20 40 60 80 100 120 140
0
50
100
150
200
250
I
REF
= 10µA
I
REF
= 50µA
I
REF
= 100µA
____________________________Typical Operating Characteristics (continued)
(V+ = 5V, V
OUT
= -5V, T
A
= +25°C, unless otherwise noted.)
0.8
-60
LX ON-RESISTANCE
vs. TEMPERATURE
MAX764 -13
TEMPERATURE (°C)
LX ON-RESISTANCE (Ω)
-40 -20 0 20 40 60 80 100 120 140
IV
OUT
I + (V+) = 10V
1.0
1.2
1.4
1.6
1.8
2.0
2.2
IV
OUT
I + (V+) = 15V
IV
OUT
I + (V+) = 20V
-60
PEAK CURRENT AT LX
vs. TEMPERATURE
MAX764
-
14
TEMPERATURE (°C)
CURRENT AT LX (A)
-40 -20 0 20 40 60 80 100 120 14
0
0.65
0.70
0.75
0.80
0.85
0.90
0.95
IV
OUT
I + (V+) = 20V
IV
OUT
I + (V+) = 15V
IV
OUT
I + (V+) = 10V
-60
REFERENCE OUTPUT
vs. TEMPERATURE
MAX764 -16
TEMPERATURE (°C)
REFERENCE OUTPUT (V)
-40 -20 0 20 40 60 80 100 120 140
1.506
1.504
1.502
1.500
1.498
1.496
1.494
1.492