XC9303
系列
Typical
性能特性(续)
( 19 )负载瞬态响应(续)
& LT ; V
OUT1 , 2
=3.3V, V
IN
= 2.7V ,我
OUT1 , 2
=100μA⇔300mA>
○同步
PWM控制
FOSC = 300kHz的, VOUT = 3.3V
VIN = 5.0V , IOUT = 300毫安
→
100μA
FOSC = 300kHz的, VOUT = 3.3V
VIN = 5.0V , IOUT = 100μA
→
300mA
CH1
3.3V
CH1
3.3V
300mA
300mA
CH2
100μA
CH2
200μsec/div
CH1 : VOUT , AC耦合,为100mV / DIV
CH2 : IOUT器,150mA / DIV
100μA
10msec/div
CH1 : VOUT , AC耦合,为100mV / DIV
CH2 : IOUT器,150mA / DIV
○同步
PWM / PFM切换控制
FOSC = 300kHz的, VOUT = 3.3V
VIN = 5.0V , IOUT = 300毫安
→
100μA
FOSC = 300kHz的, VOUT = 3.3V
VIN = 5.0V , IOUT = 100μA
→
300mA
3.3V
CH1
CH1
3.3V
300mA
300mA
CH2
10msec/div
CH1 : VOUT , AC耦合,为100mV / DIV
CH2 : IOUT器,150mA / DIV
100μA
CH2
200μsec/div
CH1 : VOUT , AC耦合,为100mV / DIV
CH2 : IOUT器,150mA / DIV
100μA
15/20