FSDH0265RN_05 FAIRCHILD [Fairchild Semiconductor], FSDH0265RN_05 Datasheet - Page 2

• Manufacturer Part Number: FSDH0265RN_05
• Description: Green Mode Fairchild Power Switch (FPSTM)
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

FSDH0265RN, FSDM0265RN
Internal Block Diagram
2
Vfb
Ipk
3
4
Vovp
I
V
V
DELAY
BURL
SD
Vcc
TSD
V
Vcc
BURH
/V
BURH
Vcc
+
-
I
FB
Start
Soft
2.5R
Figure 2. Functional Block Diagram of FSDx0265RN
R
Normal
Burst
Vcc good
8V/12V
Vcc
Vcc
2
I
BUR(pk)
Modulation
S
R
PWM
Freq.
OSC
Q
Q
Vcc good
S
R
Q
Q
I
CH
AOCP
Vref
Vstr
5
LEB
Internal
Vocp
Bias
driver
Gate
6,7,8
Drain
1
GND