SC2738 Semtech Corporation, SC2738 Datasheet - Page 11

• Manufacturer Part Number: SC2738
• Description: Ultra Low Output Voltage Dual Linear FET Controller
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Typical Characteristics (Cont.)
2004 Semtech Corp.
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
8
7
6
5
4
3
2
1
0
-10.0
-12.5
-15.0
-2.5
-5.0
-7.5
-50
0.0
-50
V
I
V
DRV
-50
EN
ADJ
Junction Temperature vs. Input Voltage
Junction Temperature vs. Input Voltage
Drive Pin Output Current (Sourcing) vs.
Drive Pin Output Voltage (Full On) vs.
V
= 5V
= 0mA
< V
IN
-25
= V
BG
-25
-25
EN
Power Good Threshold vs.
= 5V
Junction Temperature
0
0
V
V
0
IN
IN
Startup only
Normal operation
= 12V
= 5V
25
25
25
V
V
T
T
IN
IN
J
T
J
(°C)
J
= 12V
= 5V
(°C)
(°C)
50
50
50
75
75
75
V
V
100
100
100
EN
ADJ
= 5V
< V
BG
125
125
125
11
1200
1000
-40
-42
-44
-46
-48
-50
-52
-54
-56
-58
-60
200
175
150
125
100
800
600
400
200
75
50
25
0
-50
0
-50
-50
Junction Temperature vs. Input Voltage
V
Power Good Logic Low Output Voltage
V
V
I
Drive Pin Output Current (Sinking) vs.
PGD
V
V
IN
IN
ADJ
EN
ADJ
= V
= V
= -1mA
= 0.4V
= 5V
> V
-25
EN
-25
EN
Under Voltage Trip Threshold
-25
= 5V
BG
= 5V
vs. Junction Temperature
vs. Junction Temperature
0
0
0
25
25
25
T
V
V
T
T
J
IN
IN
J
J
(°C)
(°C)
= 12V
= 5V
(°C)
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50
50
50
75
75
75
www.semtech.com
SC2738
100
100
100
125
125
125