Typical operating characteristics, Electrical characteristics – Rainbow Electronics MAX17083 User Manual
Page 4
EFFICIENCY vs. LOAD CURRENT
(V
IN
= 5V, 1MHz)
MAX17083 toc01
LOAD CURRENT (A)
EFFICIENCY (%)
0.01
0.1
1
60
70
80
90
100
50
0.001
10
V
OUT
= 0.75V
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.1V
EFFICIENCY vs. LOAD CURRENT
(V
IN
= 3.3V, 1MHz)
MAX17083 toc02
LOAD CURRENT (A)
EFFICIENCY (%)
0.01
0.1
1
60
70
80
90
100
50
0.001
10
V
OUT
= 0.75V
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.1V
EFFICIENCY vs. LOAD CURRENT
(V
IN
= 5V, 750kHz)
MAX17083 toc03
LOAD CURRENT (A)
EFFICIENCY (%)
0.01
0.1
1
60
70
80
90
100
50
0.001
10
V
OUT
= 0.75V
V
OUT
= 1.8V
V
OUT
= 1.5V
V
OUT
= 1.1V
Typical Operating Characteristics
(Circuit of Figure 1, V
IN
= 5V, V
OUT
= 1.1V, FREQ = open. T
A
= +25°C, unless otherwise noted.)
MAX17083
Low-Voltage, Internal Switch,
Step-Down Regulator
4
_______________________________________________________________________________________
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, V
IN
= V
FREQ
= V
CC
= V
EN
= 5V, I
REF
= no load, T
A
= -40°C to +85°C, unless otherwise noted. Typical values are
at T
A
= +25°C.)
PARAMETER
SYMBOL
CONDITIONS
MIN
MAX
UNITS
Shutdown Supply Current
EN = GND, measured at V
CC
, T
A
= +25°C
10
μA
Supply Current
Regulator Enabled
Does not include switching losses, measured
from V
CC
120 μA
REFERENCE
Reference Output Voltage
V
REF
No
load
1.145
1.265 V
INTERNAL 5A STEP-DOWN CONVERTER
LX Peak Current Limit
4.35
8
A
Note 3: Limits are 100% production tested at T
A
= +25°C. Maximum and minimum limits are guaranteed by design and
characterization.