EL7551CU-T13 INTERSIL [Intersil Corporation], EL7551CU-T13 Datasheet - Page 5

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EL7551CU-T13

Manufacturer Part Number
EL7551CU-T13
Description
Monolithic 1Amp DC:DC Step-down Regulator
Manufacturer
INTERSIL [Intersil Corporation]
Datasheet
Typical Performance Curves
1400
1200
1000
∆V
390
385
380
375
370
365
360
800
600
400
200
i
O
O
0
-40
0
Oscillator Frequency vs Temperature
Switching Frequency vs C
Transient Response
V
IN
=5V, V
200
O
=3.8V, I
0
5
O
Temperature (°C)
=0A-1A
400
C
OSC
40
OSC
(pF)
600
(Continued)
80
800
1000
120
EL7551
∆V
V
V
V
0.96
0.94
0.92
0.88
0.86
0.84
0.82
∆V
IN
LX
O
0.9
0.8
i
O
L
I
-40
Power-Up
V
Input Current vs Temperature
(Enable connected to GND)
Switching Waveforms
V
IN
IN
=5V, V
=5V, V
O
O
=3.8V, I
=3.8V, I
10
O
O
=1A
Temperature (°C)
=1A
60
V
IN
=5V
110
V
V
IN
IN
=5.5V
=4.5V
160

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