Datasheet Linear Technology LT3798IMSE#PBF — 数据表

LT3798
Isolated No Opto-Coupler
Flyback Controller
with Active PFC
DESCRIPTION FEATURES Isolated PFC Flyback with Minimum Number of
External Components
n V and V
IN
OUT Limited Only by External Components
n Active Power Factor Correctio Low Harmonic Distortio No Opto-Coupler Required
n Constant-Current and Constant-Voltage Regulatio Accurate Regulated Voltage and Current (±5% Typical)
n Energy Star Compliant ( VFB
0 15 25 50 75 100 125 150
TEMPERATURE (°C)
3799 G07 0
–50 –25 0 25 50 75 100 125 150
TEMPERATURE (°C)
3798 G07a 3798fa 4 LT3798
TYPICAL PERFORMANCE CHARACTERISTICS
10.5 INTVCC vs Temperature 10.2 NO LOAD
10mA LOAD
25mA LOAD TA = 25°C, unless otherwise noted. INTVCC vs VIN 42 10 VIN SHUNT VOLTAGE (V) INTVCC (V) INTVCC (V) 9.8
9.6 …