Datasheet

LTC4415
6
4415fa
EN1 Thresholds vs Temperature EN2 Thresholds vs TemperatureUVLO Thresholds vs Temperature
Short-Circuit Response
Short-Circuit Response
at Heavy Load
Switchover in Diode-OR
Application
Load Step Response
Enable and Disable Response for
Large Load Capacitor
Enable and Disable Response for
Small Load Capacitor
Typical perForMance characTerisTics
T
A
= 25°C, V
IN1
= V
IN2
= 3.6V, R
CLIM
= 250Ω unless otherwise noted.
V
OUT1
2V/DIV
I
IN1
2A/DIV
WARN1
5V/DIV
STAT1
5V/DIV
EN1
5V/DIV
1ms/DIVC
OUT1
= 1200µF
R
LOAD1
= 8Ω
4415 G12
V
OUT1
2V/DIV
I
IN1
2A/DIV
WARN1
5V/DIV
STAT1
5V/DIV
EN1
5V/DIV
1ms/DIVC
OUT1
= 47µF
R
LOAD1
= 8Ω
4415 G13
V
IN
0.5V/DIV
V
OUT
0.5V/DIV
I
IN
2A/DIV
40µs/DIVC
OUT
= 47µF
R
LOAD
= 8Ω
R
CLIM
= 124Ω
4415 G14
3.6V
3.6V
0.1A
3.5A
V
IN
5V/DIV
V
OUT
5V/DIV
WARN
5V/DIV
I
OUT
5A/DIV
100µs/DIVC
OUT
= 4.7µF
R
CLIM
= 167Ω
4415 G15
3.6V
10mA
V
IN
5V/DIV
V
OUT
5V/DIV
I
OUT
10A/DIV
40µs/DIVC
OUT
= 4.7µF
R
CLIM
= 167Ω
4415 G16
3.6V
1A
1V/DIV
V
OUT1,2
1V/DIV
STAT1
5V/DIV
STAT2
5V/DIV
20µs/DIVC
OUT
= 47µF
R
LOAD
= 3.6Ω
V
OUT1
= V
OUT2
(SHORTED)
4415 G17
3.55V
V
IN2
= 4.6V
V
IN2
= 2.6V
V
IN1
= 3.6V
V
IN1
,
V
IN2
TEMPERATURE (°C)
–50
UVLO THRESHOLDS (V)
1.610
1.630
1.650
25 75 150
4415 G18
1.590
1.570
1.550
–25 0
50
100 125
RISING (TURN ON)
FALLING (TURN OFF)
TEMPERATURE (°C)
–50
EN1 THRESHOLDS (V)
0.800
0.850
150
4415 G19
0.750
0.700
0
50
100
–25
25
75
125
0.900
0.775
0.825
0.725
0.875
RISING (TURN ON)
FALLING (TURN OFF)
TEMPERATURE (°C)
–50
EN2 THRESHOLDS (V)
0.800
0.850
150
4415 G20
0.750
0.700
0
50
100
–25
25
75
125
0.900
0.775
0.825
0.725
0.875
RISING (TURN OFF)
FALLING (TURN ON)