LV5026M-TLM-H ON Semiconductor, LV5026M-TLM-H Datasheet - Page 11

• Manufacturer Part Number: LV5026M-TLM-H
• Description: LED Lighting Drivers LED DRIVER IC
• Manufacturer: ON Semiconductor

Specifications of LV5026M-TLM-H

• Rohs: yes
• Input Voltage: - 0.3 V to + 42 V
• Maximum Supply Current: 3 A
• Maximum Operating Temperature: + 125 C
• Package / Case: MFP-10S
• Minimum Operating Temperature: - 30 C
• Power Dissipation: 1 W

Given that the ratio of inductor current to AC input is DutyAC.
Since the period when the inductor current flows are limited by DutyAC, the formula (6) is represented as follows:
DutyAC
L

(AC voltage, R.M.S)
2

Inductor current
√2×Vrms
Vf
ILED

Vac
90
VF

Arcsin(Vf/√2Vrms)

arcsin(
Arcsin(√2Vrms/√2Vrms)
fosc
1
90

Vac
=90(Deg)
2
VIN
Vf
Vrms

Vf
)


DutyI

2
Arcsin(Vf/√2Vrms)

LV5026M






90

arcsin(
90
2
Vf
Vrms
)






2
(7)
PS No.A1950-11/18