XC9502 TOREX SEMICONDUCTOR LTD., XC9502 Datasheet - Page 35

• Manufacturer Part Number: XC9502
• Description: Xc9502 Xc9502 Series 2ch. Step-up / Down Dc/dc Controller Ics.
• Manufacturer: TOREX SEMICONDUCTOR LTD.

■TYPICAL PERFORMANCE CHARACTERISTICS (Continued)
(26) Load Transient Response (Continued)
CH1
CH2
<Soft Start Wave Form>
CH1
CH2
<PWM Control→PWM/PFM Switching Control>
CH3
V
CH1: V
CH2: PWM1, 0.5V/div
IN
=2.0V, I
V
FOSC=180kHz, V
IN
=2.0V, I
OUT1
FOSC=180kHz, V
OUT1
CH1: V
CH2: I
CH3: EN1, 0.5V/div
, AC-COUPLED, 10mV/div
OUT1
1msec/div
=1mA, PWM1 ’L’→’H’
C
IN1
4ms/div
OUT1
IN
=100mA, EN1 ’L’→’H’
, 100mA/div
=47μF
OUT1
, 1.0V/div
OUT1
=3.3V
=3.3V
0.65V
0V
3.3V
300mA
3.3V
0.65V
* EN2=GND
CH1
CH2
V
CH1: VOUT1, AC-COUPLED, 10mV/div
CH2: PWM1, 0.5V/div
IN
FOSC=180kHz, V
=2.0V, I
OUT1
1msec/div
=1mA, PWM1 ’H’→’L’
OUT1
=3.3V
3.3V
0.65V
0V
XC9502
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Series