ZSPM1035C Datasheet, PDF (31/41 Pages) List of Unclassifed Manufacturers – True Digital PWM Controller (Single-Phase, Single-Rail)

ZSPM1035C / ZSPM1035D
True Digital PWM Controller (Single-Phase, Single-Rail)
4.3.3. Typical Load Transient Response – ZSPM1035C – Capacitor Range #3 – Comp2
Test conditions: VIN = 12.0V, VOUT = 1.20V
Minimum output capacitance: 1 x 100µF/6.3V X5R + 2 x 470 µF/6.3V/7mΩ Aluminum Electrolytic Capacitor
Maximum output capacitance: 6 x 100 µF/6.3V X5R + 5 x 470 µF/6.3V/7mΩ Aluminum Electrolytic Capacitor
Figure 4.13 ZSPM1035C with Capacitor Range #3 –
Load Step 5 to 15A, Min. Capacitance
Figure 4.14 ZSPM1035C with Capacitor Range #3 –
Load Step 15 to 5A, Min. Capacitance
Ch1 (Blue): VOUT 20mV/div AC
Ch2 (Cyan): PWM 5V/div DC
Ch3: (Violet): Load Trigger 5V/div DC
Time Scale: 20µs/div
Ch1 (Blue): VOUT 20mV/div AC
Ch2 (Cyan): PWM 5V/div DC
Ch3: (Violet): Load Trigger 5V/div DC
Time Scale: 20µs/div
Figure 4.15 ZSPM1035C with Capacitor Range #3 –
Load Step 5 to 15A, Max. Capacitance
Figure 4.16 ZSPM1035C with Capacitor Range #3 –
Load Step 15 to 5A, Max. Capacitance
Ch1 (Blue): VOUT 20mV/div AC
Ch2 (Cyan): PWM 5V/div DC
Ch3: (Violet): Load Trigger 5V/div DC
Time Scale: 20µs/div
Ch1 (Blue): VOUT 20mV/div AC
Ch2 (Cyan): PWM 5V/div DC
Ch3: (Violet): Load Trigger 5V/div DC
Time Scale: 20µs/div
40
30
20
10
0
-10
-20
-30
-40
1
Figure 4.17 ZSPM1035C Open Loop Bode Plots with Capacitor Range #3
Max Caps - Gain
Min Caps - Gain
Max Caps - Phase
Min Caps - Phase
10 _{Frequency [kHz]}
100
0
-30
-60
-90
-120
-150
-180
Data Sheet
December 3, 2013
© 2013 Zentrum Mikroelektronik Dresden AG — Rev. 1.00
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the
prior written consent of the copyright owner. The information furnished in this publication is subject to changes without notice.
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