SP9718
1.5A LOW-NOISE PWM STEP-DOWN REGULATOR
PERFORMANCE CHARACTERISTICS
(T
A
=25
℃
, unless otherwise specified.)
LOAD REGULATION
Vin = 5V, VREF Input = 1.09V
2
5
Vin = 5V , VREF Input = 4.04V
Vout(V)
1
Vout(V)
4
0
0.05
0.2
0.4
0.6
Iout(A)
0.8
1
3
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
0.05
Iout(A)
1.5
LOAD TRANSIENT RESPONSE
Transient Response VREF=1V, (I
OUT
from 1.5A- 0A)
Transient Response VREF=1V, (I
OUT
from 0A- 1.5A)
Transient Response VREF=4V,(I
OUT
from 1.5A- 0A)
Transient Response VREF=4V,(I
OUT
from 0A- 1.5A)
2007/12/20
Ver.1
Page 5