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TB62731FUG Dane(HTML) 3 Page - Marktech Corporate

Numer części TB62731FUG
Szczegółowy opis  Step-up DC-DC Converter for White LED Driver
Pobierz  17 Pages
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Producent  MARKTECH [Marktech Corporate]
Strona internetowa  http://www.marktechopto.com
Logo MARKTECH - Marktech Corporate

TB62731FUG Datasheet(Arkusz danych) 3 Page - Marktech Corporate

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TB62731FUG
2004-09-14
3
Absolute Maximum Ratings (unless otherwise specified, Topr = 25°C)
Characteristics
Symbol
Rating
Unit
Supply voltage
VCC
−0.3~+6.0
V
Input voltage
VIN
−0.3~+VCC + 0.3
V
Pin A (anode) current
Io (A)
+270
mA
Pin A voltage
Vo (A)
−0.3~+28
V
0.41 (IC only)
Power dissipation
PD
0.47 (IC mounted on PCB)
(Note)
W
Rth (j-a) 1
300 (IC only)
Saturation thermal resistance
Rth (j-a) 2
260 (IC mounted on PCB)
°C/W
Operating temperature range
Topr
−40~+85
°C
Storage temperature range
Tstg
−40~+150
°C
Maximum junction temperature
Tj
125
°C
Note: The power dissipation is derated by 3.8 mW/
°C from the maximum rating for every 1°C exceeding the ambient
temperature of 25
°C (when the IC is mounted on a PCB).
Recommended Operating Conditions (unless otherwise specified, Topr = −40~85°C)
Characteristics
Symbol
Test
circuit
Test condition
Min
Typ.
Max
Unit
Supply voltage
VCC
3.0
4.3
V
SHDN pin high-level input voltage
VIH
VCC
0.5
VCC
V
SHDN pin low-level input voltage
VIL
0
0.5
V
SHDN pin high-level input pulse width
tpw SHDN
500
µs
Set LED current (mean)
Io
Vo (A) = VIN 3.0 V, VOUT 16 V
5
20
mA


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