TB62763FMG Datasheet, PDF (5/15 Pages) Toshiba Semiconductor – Step Up Type DC/DC Converter for White LED

TB62763FMG
Absolute Maximum Ratings (Ta = 25°C if without notice)
Characteristics
Symbol
Rating
Unit
Power supply voltage
Input voltage
Switching terminal voltage
Power dissipation
Thermal resistance
Operation temperature range
Storage temperature range
Maximum junction temperature
VIN
VIN(EN)
V_O (SW)
P_D
R_{th (j-a)}
T_opr
T_stg
T_j
-0.3 to +6.0
-0.3 to +VIN + 0.3 (Note 1)
-0.3 to + 48
0.36 (device)
0.64 (on PCB) (Note 2)
340 (device)
193 (on PCB) (Note 3)
-40 to + 85
-55 to + 150
150
V
V
V
W
°C/W
°C
°C
°C
Note 1: Ensure that the supply voltage never exceeds 6.0 V.
Note 2: The power dissipation decreases the reciprocal of the saturated thermal resistance (1/ Rth(j-a)) for each
degree (1°C) that the ambient temperature is exceeded (Ta = 25°C).
Note 3: PCB condition 40mm x 40mm x 1.6 mm, Cu 40%,FR-4
Operating Condition (Ta = -40 to 85°C if without notice)
Characteristics
Power supply voltage
LED current
Symbol
VIN
IF
Test
Circuit
Test Condition
―
―
VIN = 5.0 V, RSENS = 6.26Ω
6 white LEDs, Ta = 25°C
Min Typ. Max Unit
2.8
―
5.5
V
―
80
―
mA
5
2015-02-27