tb62731fug TOSHIBA Semiconductor CORPORATION, tb62731fug Datasheet - Page 3

• Manufacturer Part Number: tb62731fug
• Description: Step-up Dc-dc Converter For White Led Driver
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Absolute Maximum Ratings
Recommended Operating Conditions (unless otherwise specified,
Supply voltage
Input voltage
Pin A (anode) current
Pin A voltage
Power dissipation
Saturation thermal resistance
Operating temperature range
Storage temperature range
Maximum junction temperature
Note: The power dissipation is derated by 3.8 mW/°C from the Absolute maximum rating for every 1°C exceeding
Supply voltage
SHDN pin high-level input voltage
SHDN pin low-level input voltage
SHDN pin high-level input pulse width
Set LED current (mean)
the ambient temperature of 25°C (when the IC is mounted on a PCB).
Characteristics
Characteristics
(unless otherwise specified, T
tpw SHDN
R
R
Symbol
Symbol
V
th (j-a)
th (j-a)
I
V
o
T
T
V
V
V
o
P
V
T
I
CC
opr
stg
CC
(A)
IN
IH
o
D
IL
(A)
j
1
2
circuit
Test
0.47 (IC mounted on PCB)
⎯
⎯
⎯
⎯
⎯
260 (IC mounted on PCB)
−0.3~+V
3
V
0.41 (IC only)
300 (IC only)
o
−0.3~+6.0
−40~+150
−0.3~+28
−40~+85
(A) = V
Rating
+270
125
CC
Test condition
IN
+ 0.3
3.0 V, V
⎯
⎯
⎯
⎯
(Note)
OUT
opr
16 V
°C/W
= 25°C)
Unit
mA
°C
°C
°C
W
V
V
V
V
Min
500
3.0
CC
0.5
0
5
−
T
opr
Typ.
TB62731FUG
⎯
⎯
⎯
⎯
⎯
= −40~85°C)
2006-06-14
Max
V
4.3
0.5
20
⎯
CC
Unit
mA
µs
V
V
V