SC4808B Semtech Corporation, SC4808B Datasheet - Page 24

• Manufacturer Part Number: SC4808B
• Description: Sc4808b High-performance Dual Ended Pwm Controller | Semtech
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Gain & Phase Margin (Cont.)
2005 Semtech Corp.
Typical SC4808 Push Pull Converter Gain/Phase plot at Vin = 48V, Vout = 3.3V, Iout = 10A, Fosc = 650kHz
-10
-20
-30
50
40
30
20
10
0
10
Phase
100
Gain
Freq (Hz)
1000
24
10000
Gain
Phase (deg)
SC4808A/B
100000
www.semtech.com
225
180
135
90
45
0
-45
-90
-135
-180
-225