FSFR1800 Fairchild Semiconductor, FSFR1800 Datasheet - Page 2

• Manufacturer Part Number: FSFR1800
• Description: IC SWIT PROG OVP OCP 9SIP
• Manufacturer: Fairchild Semiconductor
• Series: FPS™r

Specifications of FSFR1800

• Output Isolation: Isolated
• Frequency Range: 94kHz ~ 106kHz
• Voltage - Input: 9.6 V ~ 25 V
• Voltage - Output: 500V
• Power (watts): 260W
• Operating Temperature: -40°C ~ 130°C
• Package / Case: 9-SIP
• Output Voltage: 24 V
• Output Current: 8 A
• Output Power: 260 W
• Switching Frequency: 300 KHz
• Operating Temperature Range: - 40 C to + 130 C
• Mounting Style: Through Hole
• Duty Cycle (max): 52 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2007 Fairchild Semiconductor Corporation
FSFR series Rev.1.0.9
Application Circuit Diagram
Block Diagram
V
IN
C
DL
Figure 1. Typical Application Circuit (LLC Resonant Half-Bridge Converter)
V
CC
CON
CS
R
RT
sense
LVcc
Figure 2. Internal Block Diagram
Control
IC
SG
V
DL
PG
2
V
Cr
CTR
HV
CC
Lm
L
1.5 s
lk
μ
Np
Ns
Ns
D1
D2
KA431
C
F
www.fairchildsemi.com
R
F
Vo