Datasheet

MAX1946
Single USB Switch with Autoreset and
Fault Blanking in Tiny TDFN
_______________________________________________________________________________________ 7
SWITCH TURN-ON TIME
(t
ON
+ t
RISE
)
MAX1946 toc17
1ms/div
B
A
0
0
C
OUT
= 1µF
R
OUT
= 10Ω
A: V
ON
, 2V/div
B: V
OUT
, 2V/div
Typical Operating Characteristics (continued)
(Circuit of Figure 2, V
IN
= 5V, C
IN
= 0.1µF, C
OUT
= 1µF, ON = SEL, T
A
= +25°C, unless otherwise noted.)
SWITCH TURN-OFF TIME
(t
OFF
+ t
FALL
)
MAX1946 toc18
1ms/div
B
A
0
0
C
OUT
= 1µF
R
OUT
= 10Ω
A: V
ON
, 2V/div
B: V
OUT
, 2V/div
STARTUP WAVEFORMS
C
OUT
= 1µF
MAX1946 toc19
400µs/div
A
D
C
0
0
0
0
B
C
OUT
= 1µF
R
OUT
= 10Ω
A: V
OUT
, 5V/div
B: V
FAULT
, 5V/div
C: V
OUT
, 2V/div
D: I
OUT
, 500mA/div
STARTUP WAVEFORMS
C
OUT
= 330µF
MAX1946 toc20
1ms/div
A
D
C
0
0
0
0
B
C
OUT
= 330µF
R
OUT
= 10Ω
A: V
OUT
, 5V/div
B: V
FAULT
, 5V/div
C: V
OUT
, 2V/div
D: I
OUT
, 500mA/div