LT3574IMS#PBF Linear Technology, LT3574IMS#PBF Datasheet - Page 22

• Manufacturer Part Number: LT3574IMS#PBF
• Description: IC PWM FLYBCK ISO CM 16MSOP
• Manufacturer: Linear Technology
• Type: Flyback, Isolated, PWM - Current Moder

Specifications of LT3574IMS#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adj to 60V
• Current - Output: 650mA
• Frequency - Switching: 40kHz ~ 1MHz
• Voltage - Input: 3 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: *
• Package / Case: 16-MSOP
• Voltage - Supply: 3 V ~ 40 V
• Frequency-max: 1MHz
• Duty Cycle: 52%
• Pwm Type: Current Mode
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LT3574
typical applications

V
5V
IN
R6
26.1k
C1
10
µ
F
R5
10k
R1
200k
R2
90.9k
5V Isolated Flyback Converter Using Coupling Inductor
C2
10nF
SHDN/UVLO
R
TC
SS
ILIM
VC
R7
54.9k
C3
3300pF
LT3574
GND
V
IN
TEST
R
BIAS
R
REF
V
SW
FB
IN
T1: BH ELECTRONICS, L10-1022
D1: B220A
D2: CMDSH-3
R4
6.04k
26.1k
R3
C6
0.22
µ
F
R8
2k
D2
30
3574 TA09
µ
T1
H
•
1:1
•
30
µ
D1
H
C5
47
µ
F
V
5V
0.1A
V
OUT
OUT
+
–
3574f