EL7464CRE-T13 ELANTEC [Elantec Semiconductor], EL7464CRE-T13 Datasheet - Page 6

• Manufacturer Part Number: EL7464CRE-T13
• Description: Monolithic 4 Amp DC:DC Step-down Regulator
• Manufacturer: ELANTEC [Elantec Semiconductor]

EL7564C
Monolithic 4 Amp DC:DC Step-down Regulator
Typical Performance Curves
*Note: The 28-Pin HTSSOP Package Offers Improved Performance
360
350
340
330
320
310
300
290
280
1.5
1.3
1.1
0.9
8
7
6
5
4
3
-40
-40
0
Oscillator Frequency vs Temperature
VTJ vs Junction Temperature
Current Limit vs T
-20
I
I
O
O
=4A
=0A
-20
25
V
IN
=5.5V
0
Junction Temperature (°C)
J
50
0
V
20
Temperature (°C)
IN
=4.5V
T
J
20
75
40
(°C)
60
V
100
IN
40
=5V
80
125
60
100
150
120
80
6
1000
V
V
900
800
700
600
500
400
300
200
100
V
LX
IN
50
46
42
38
34
30
i
O
L
100
1
Switching Frequency vs C
*
(20-Pin SO Package)
Switching Waveforms
V
Test Condition:
Chip in the center of copper area
IN
JA
=5V, V
200
vs Copper Area
1.5
O
=3.3V, I
300
PCB Copper Heat-Sinking Area (in
400
O
2
=4A
500
C
OSC
OSC
2.5
(pF)
with 100 LFPM airflow
600
with no airflow
1 oz. copper PCB used
700
3
800
2
)
3.5
900
1000
4