CMOS Micropower Step-Up
Switching Regulator
ELECTRICAL CHARACTERISTICS
(+V = +6.0V, T = Full Operating Temperature Range, I = 5.0µA, unless otherwise noted.)
S
A
C
MAꢀ6ꢁ0
TYP
MAꢀ419ꢁ
TYP
PARAMETER
SYMBOL
+V
CONDITIONS
UNITS
MIN
2.2
MAꢀ
16.5
1.37
200
MIN
3.5
MAꢀ
16.5
1.42
300
Supply Voltage
V
V
S
Internal Reference Voltage
Supply Current (Pin 5)
V
1.25
1.31
70
1.20
1.31
90
REF
I
I = 0mA
µA
S
3
0.5V
(Note 1)
< V < V
S 0UT
0UT
Line Regulation
Load Regulation
0.2
0.5
1.5
1.5
1.5
0.8
0.5
1.0
10
0.5
0.5
1.5
1.5
1.5
0.8
1.0
1.0
10
% V
OUT
OUT
V = 0.5V , P = 0 to
S
0
L
% V
150mW (Note 1)
0°C ≤ T
+70°C
≤
A
0.45
0.4
0.3
0.2
0.45
0.4
0.3
0.2
Reference Set Internal
Pulldown Resistance
-40°C ≤ T
+85°C
≤
≤
A
R
V = V
6 S
10
10
MΩ
IC
-55°C ≤ T
+125°C
A
10
10
Reference Set Input Voltage
Threshold
V
1.3
1.3
V
IC
Switch Leakage Current
I
V = 16.5V
0.1
30
10
0.1
30
30
µA
µA
CO
3
Supply Current (Shutdown)
I
I
C
< 0.01µA
0.01
0.01
SO
Low-Battery Detector Output
Current
I
V = 0.4V, V = 1.1V
250
600
250
600
µA
LBD
8
1
Note 1: Guaranteed by correlation with DC pulse measurements.
Note 2: The operating frequency range is guaranteed by design and verified with sample testing.
Typical Operating Characteristics
(T = +25°C, unless otherwise noted.)
A
L ON-RESISTANCE vs.
X
SUPPLY CURRENT vs.
TEMPERATURE
SUPPLY CURRENT vs.
SUPPLY VOLTAGE
TEMPERATURE
8
6
4
2
0
140
120
100
80
300
250
200
150
100
50
+V = 2.5V
S
60
+V = 6V
S
40
+V = 16V
20
S
0
-50 -25
0
25 50 75 100 125
-50 -25
0
25 50 75 100 125
2
4
6
8
10
12
14
16
TEMPERATURE (°C)
TEMPERATURE (°C)
+V (V)
S
_______________________________________________________________________________________
ꢁ
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
