LC5540LD
Series
Single-Stage Power Factor Corrected
Off-Line Switching Regulators
ELECTRICAL CHARACTERISTICS (MOSFET) TA = 25°C, unless otherwise specified
Characteristic
Symbol
Test Conditions
LC5545LD
Drain-to-Source Breakdown Voltage
VDSS
LC5546LD
LC5548LD
Drain Leakage Current
IDSS
LC5545LD
On-Resistance
RDS(ON)
LC5546LD
LC5548LD
LC5545LD
Switching Time
tr
LC5546LD
LC5548LD
Thermal Resistance
Rθch-c
LC5545LD
LC5546LD
LC5548LD
Between channel and case; case
temperature, TC , measured at the
center of the marking side
Pins
8–1
8–1
8–1
8–1
―
Min.
650
650
800
―
―
―
―
―
―
―
―
―
―
Typ.
―
―
―
―
―
―
―
―
―
―
―
―
―
Max.
―
―
―
300
3.95
1.9
3.5
250
400
400
42
35.5
40
Unit
V
V
V
μA
Ω
Ω
Ω
ns
ns
ns
°C/W
°C/W
°C/W
LC5540LD-DS
4
SANKEN ELECTRIC CO., LTD.