Datasheet

MAX1615/MAX1616
High-Voltage, Low-Power Linear Regulators
for Notebook Computers
4 _______________________________________________________________________________________
100µs/div
LOAD-TRANSIENT RESPONSE
I
OUT
30mA/div
V
OUT
50mV/div
MAX1615-08
____________________________Typical Operating Characteristics (continued)
(V
OUT
set to 5V, T
A
= +25°C, unless otherwise noted.)
0
10
20
30
40
50
60
70
80
90
4.0 4.2 4.4 4.6 4.8 5.0 5.2 5.4 5.6 5.8 6.0
DROPOUT SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX1615-09
SUPPLY VOLTAGE (V)
DROPOUT SUPPLY CURRENT (µA)
T
A
= +85°C
T
A
= +25°C
T
A
= 0°C
T
A
= -40°C
0
0.05
0.10
0.15
0.20
0.25
0.30
0 5 10 15 20 25 30 35 40
DROPOUT VOLTAGE
vs. LOAD CURRENT
MAX1615-10
LOAD CURRENT (mA)
V
IN
- V
OUT
(V)
50µs/div
LINE-TRANSIENT RESPONSE
+20V
V
OUT
50mV/div
V
IN
C
OUT
4.7µF
C
IN
10µF
MAX1615-07
+10V
500µs/div
TIME TO EXIT SHUTDOWN
+5V
+5V
OUT
0V
SHDN
MAX1615-06
V
IN
= 10V
0V
1.6
0
428
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
0.4
0.6
0.2
1.2
1.4
MAX1615-04
SUPPLY VOLTAGE (V)
SHUTDOWN SUPPLY CURRENT (µA)
242016128
1.0
0.8
-70
0
0.01 100
RIPPLE REJECTION vs. FREQUENCY
-20
-30
-10
-50
-60
MAX1615-05
FREQUENCY (kHz)
RIPPLE REJECTION (dB)
1010.1
-40
I
LOAD
= 10mA