Datasheet

LT3487
4
3487f
Positive Channel Switch V
CE(SAT)
Positive Channel Schottky I-V
Characteristic
Negative Channel Schottky I-V
Characteristic
Output Disconnect Voltage Drop
(50mA Load)
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Negative Channel Switch V
CE(SAT)
FBN Voltage
FBP Bias Current FBN Bias Current
TEMPERATURE (°C)
–50
V
FBN
(mV)
7.5
25
3487 G04
0
–5.0
–25 0 50
–7.5
–10.0
10.0
5.0
2.5
–2.5
75 100 125
TEMPERATURE (°C)
–50
24.0
I
FBP
(µA)
24.5
25.0
25.5
26.0
–25 0 25 50
3487 G05
75 100 125
TEMPERATURE (°C)
–50
24.0
I
FBN
(µA)
24.5
25.0
25.5
26.0
–25 0 25 50
3487 G06
75 100 125
SWITCH CURRENT (mA)
0
0
POSITIVE SWITCH SATURATION VOLTAGE (mV)
100
200
300
400
500
100
200 300 400
3487 G07
500 600
SWITCH CURRENT (mA)
0
0
NEGATIVE SWITCH SATURATION VOLTAGE (mV)
100
300
400
500
200
400
500 900
3487 G08
200
100 300
600
700
800
SCHOTTKY FORWARD DROP (mV)
600
0
POSITIVE SCHOTTKY FORWARD CURRENT (mA)
100
200
300
400
700 800
900
1000
3487 G09
500
600
650 750
850
950
SCHOTTKY FORWARD DROP (mV)
600
NEGATIVE SCHOTTKY FORWARD CURRENT (mA)
400
600
1000
3487 G10
200
0
700
800
900
650
750
850
950
800
300
500
100
700
TEMPERATURE (°C)
–50
100
V
CAP
– V
POS
(mV)
150
200
250
300
–25 0 25 50
3487 G11
75 100 125
V
CAP
– V
BAT
(V)
0
100
120
140
10
3487 G20
80
60
2.5 5 7.5 12.5
40
20
0
I
CAP
(mA)
V
CAP
– V
POS
= 500mV
T
A
= 25°C
Maximum Disconnect Current