Datasheet

(Figure 3 (MAX1723), Figure 7 (MAX1722), Figure 8 (MAX1724), V
BATT
= V
IN
= 1.5V, L = 10μH, C
IN
= 10μF, C
OUT
= 10μF, T
A
= +25°C,
unless otherwise noted.)
200µs/div
A
A: V
OUT
, 50mV/div
B: I
OUT
, 20mA/div
B
LOAD-TRANSIENT RESPONSE
MAX1722 toc09
3.3V
50mA
0
1ms/div
V
SHDN
1V/div
5V
0
0
2V
SHUTDOWN RESPONSE
MAX1722 toc10
V
IN
= 3.3V, V
OUT
= 5.0V, R
OUT
= 100Ω
V
OUT
2V/div
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
-40 -15 10 35 60 85
SHUTDOWN INPUT THRESHOLD
vs. TEMPERATURE
MAX1722 toc11
TEMPERATURE (°C)
SHUTDOWN THRESHOLD (mV)
RISING EDGE
FALLING EDGE
MAX1722/MAX1723/
MAX1724
1.5μA I
Q
, Step-Up DC-DC
Converters in TSOT and µDFN
Maxim Integrated │ 5
www.maximintegrated.com
Typical Operating Characteristics (continued)