Typical operating characteristics (continued) – Rainbow Electronics MAX1686H User Manual
Page 4
MAX1686/MAX1686H
3V to 5V Regulating
Charge Pumps for SIM Cards
4
_______________________________________________________________________________________
Typical Operating Characteristics (continued)
(See
Typical Operating Circuit
, C
IN
= 0.47µF, C
X
= 0.22µF, C
OUT
= 10µF, V
IN
= 3.3V, T
A
= +25°C, unless otherwise noted.)
25µs/div
OUTPUT WAVEFORM
(I
LOAD
= 1mA)
MAX1686-10
V
OUT
(20mV/div)
5V MODE, AC COUPLED,
C
OUT
= 10
µ
F
0.1
µ
F
2.5ms/div
LINE-TRANSIENT RESPONSE
MAX1686-11
V
IN
(500mV/div)
V
IN
= 2.8V to 3.3V, I
LOAD
= 10mA, 5V MODE,
AC COUPLED
V
OUT
(50mV/div)
2.5ms/div
LOAD-TRANSIENT RESPONSE
MAX1686-12
I
LOAD
(10mA/div)
I
LOAD
= 0 TO 10mA, 5V MODE, AC COUPLED
V
OUT
(50mV/div)
250
µ
s/div
START-UP WAVEFORM
(3V MODE, R
L
= 500
Ω
)
MAX1686-13
SHDN
(5V/div)
V
OUT
(1V/div)
0V
1ms/div
SHUTDOWN WAVEFORM
(3V MODE, NO LOAD)
MAX1686-16
SHDN
(5V/div)
V
OUT
(1V/div)
R
L
= 500
Ω
0V
250
µ
s/div
START-UP WAVEFORM
(5V MODE, R
L
= 500
Ω
)
MAX1686-14
SHDN
(5V/div)
V
OUT
(1V/div)
0V
250
µ
s/div
3V MODE TO 5V MODE
WAVEFORM (R
L
= 500
Ω
)
MAX1686-15
3/5
(5V/div)
V
OUT
(1V/div)
0V
1ms/div
SHUTDOWN WAVEFORM
(5V MODE, NO LOAD)
MAX1686-17
SHDN
(5V/div)
V
OUT
(1V/div)
0V
500
µ
s/div
5V MODE TO 3V MODE
WAVEFORM (NO LOAD)
MAX1686-18
3/5
(5V/div)
V
OUT
(1V/div)
0V