Rainbow-electronics MAX15032 Bedienungsanleitung Seite 3

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MAX15032
500kHz, 36V Output, 600mW PWM
Step-Up DC-DC Converter
_______________________________________________________________________________________ 3
Note 2: All devices are 100% production tested at room temperature (T
A
= +25°C). All parameter limits through the temperature
range are guaranteed by design.
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Load Regulation I
LOAD
= 0 to 20mA, V
OUT
= 30V 1 %
Soft-Start Duration 8ms
Soft-Start Steps (0.25 x I
LIM_LX
) to I
LIM_LX
32 Steps
THERMAL PROTECTION
Thermal Shutdown Rising +160 °C
Thermal-Shutdown Hysteresis C
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= +3.3V, V
SHDN
= +3.3V, C
IN
= 10µF, PGND = GND = 0V, T
A
= T
J
= -40°C to +125°C, unless otherwise noted. Typical values
are at T
A
= +25°C. See the
Typical Operating Circuit
.) (Note 2)
EFFICIENCY
vs. LOAD CURRENT
MAX15032 toc01
LOAD CURRENT (mA)
EFFICIENCY (%)
181612 144 6 8 102
40
45
50
55
60
65
70
75
80
85
35
020
V
OUT
= 36V
V
IN
= 5V
V
OUT
= 36V
V
IN
= 3.3V
EFFICIENCY
vs. LOAD CURRENT
MAX15032 toc02
LOAD CURRENT (mA)
EFFICIENCY (%)
181612 144 6 8 102
40
45
50
55
60
65
70
75
80
85
35
020
V
OUT
= 30V
V
IN
= 5V
V
OUT
= 30V
V
IN
= 3.3V
EFFICIENCY
vs. LOAD CURRENT
MAX15032 toc03
LOAD CURRENT (mA)
EFFICIENCY (%)
454030 3510 15 20 255
40
45
50
55
60
65
70
75
80
85
35
050
V
OUT
= 24V
V
IN
= 5V
V
OUT
= 24V
V
IN
= 3.3V
Typical Operating Characteristics
(V
IN
= 3.3V, L1 = 4.7µH, R1 = 143kΩ, R2 = 6.2kΩ, C
IN
= 10µF, C
OUT
= 2.2µF, C
CP
= 10nF, see the
Typical Operating Circuit
.
T
A
= +25°C, unless otherwise noted.)
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