LTC1772 Linear Technology, LTC1772 Datasheet - Page 14

• Manufacturer Part Number: LTC1772
• Description: Constant Frequency Current Mode Step-Down DC/DC Controller in SOT-23
• Manufacturer: Linear Technology

LTC1772
14
TYPICAL APPLICATIONS
C1: AVXTPSE476M016R0047
C2: AVXTPSE107M010R0100
D1: MOTOROLA M516
R4
10k
C3
220pF
U
1
2
3
I
GND
V
TH
FB
/RUN
LTC1772
LTC1772 5V/500mA Flyback Regulator
SENSE
22
PGATE
R5
M1: Si9803
R1: DALE 0.25W
T1: COILTRONICS CTX10-4
V
IN
–
C4
100pF
CERAMIC
6
5
4
10 H
•
T1
R1
0.033
M1
10 H
•
100
R6
D1
CERAMIC
150pF
C5
+
C1
47 F
16V
C2
100 F
10V
C6
100pF
2
2
R2
52.3k
R3
10k
V
2.5V
TO 9.8V
IN
1772 TA04
V
5V
500mA
OUT