tb62736fugel Marktech Optoelectronics, tb62736fugel Datasheet - Page 3

• Manufacturer Part Number: tb62736fugel
• Description: Step-up Type Dc-dc Converter For White Leds
• Manufacturer: Marktech Optoelectronics

Absolute Maximum Ratings
Recommended Operating Condition
Electrical Characteristics
Power supply voltage
Input voltage
Switching pin voltage
Switching pin current
Power Dissipation
Thermal resistance
Operating temperature range
Storage temperature
Maximum junction temperature
Note: Power dissipation is reduced by 3.8mW/°C from the maximum rating for every 1°C exceeding the ambient
Power supply voltage
SHDN pin H level input voltage
SHDN pin L level input voltage
SHDN pin input pulse width
LED current (Average value)
Operating consumption current
Standby consumption current
SHDN pin current
Integrated MOS-FET switching
frequency
Switching pin protection voltage
Switching pin current
Switching pin leakage current
FB pin feedback voltage
FB pin line regulation
temperature of 25°C (when the IC is mounted on a PCB).
Characteristics
Characteristics
Characteristics
(T
opr
(T
V
V
R
R
I
I
V
V
Symbol
Symbol
SHDN (H)
Symbol
I
I
SHDN (L)
IN (OFF)
I
OZ (SW)
I
O (SW)
IN (ON)
O (SW)
opr
th (j-a) 1
th (j-a) 2
∆V
O (SW)
SHDN
f
O (SW)
T
T
V
V
V
tpw
= −40~85°C V
OSC
V
P
I
O1
T
opr
stg
FB
IN
IN
in
D
FB
j
= 25°C, unless otherwise specified)
(T
V
V
V
V
0.47 (IC mounted on
260 (IC mounted on
IN
IN
IN
IN
opr
−0.3 to V
= 6.0 V, RSENS = 16 Ω
= 3.6 V, V
= 3.6 V, V
= 3.6 V, V
0.41 (IC only)
300 (IC only)
−0.3 to 6.0
−40 to 150
V
V
−0.3 to 24
−40 to 85
= −40 to 85°C, unless otherwise specified)
Ratings
IN
IN
3
T
PCB)
PCB)
CC
380
125
4LEDs, T
opr
= 3.6 V, RSENS = 16 Ω
ON/OFF duty width
= 3.6 V, RSENS = 16 Ω
V
V
CC
Test Conditions
Test Conditions
IN
IN
= 25°C, L = 4.7µH
= 2.8~5.5 V, unless otherwise specified)
SHDN
SHDN
SHDN
= 3.6 V center
= 3.0V to 5.0V
+ 0.3
(Note)
⎯
⎯
⎯
⎯
⎯
⎯
opr
= 0 V
= 3.6 V
= 3.6 V
= 25°C
°C/W
Unit
mA
°C
°C
°C
W
V
V
V
0.77
Min.
Min.
−10
308
2.8
2.7
33
−5
⎯
⎯
⎯
⎯
⎯
⎯
0
Typ.
Typ.
400
325
TB62736FUG
0.9
0.5
1.1
0.5
20
25
⎯
⎯
⎯
⎯
⎯
0
2004-10-29
Max.
Max.
1.43
342
V
5.5
0.5
1.5
1.0
10
⎯
⎯
⎯
⎯
1
5
IN
MHz
Unit
Unit
ｍA
mA
mA
mV
µA
µA
µA
µs
%
V
V
V
V