TB62737FUG(O,EL) Toshiba, TB62737FUG(O,EL) Datasheet - Page 12

• Manufacturer Part Number: TB62737FUG(O,EL)
• Description: IC LED DRIVR WHITE BCKLGT 6-SSOP
• Manufacturer: Toshiba
• Type: Backlight, White LEDr

Specifications of TB62737FUG(O,EL)

• Constant Current: Yes
• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 1
• Internal Driver: Yes
• Type - Primary: Backlight
• Type - Secondary: White LED
• Frequency: 770kHz ~ 1.43MHz
• Voltage - Supply: 2.8 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: SC-74-6
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 20mA
• Internal Switch(s): Yes
• Efficiency: 87%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Other names: TB62737FUGTR

Absolute Maximum Ratings
Recommended Operating Condition
Electrical Characteristics
Power supply voltage
Input voltage
Switching terminal voltage
Power dissipation
Thermal resistance
Operation temperature range
Storage temperature range
Maximum junction temperature
Note: Power Dissipation must be calculated with subtraction of 3.8 mW/°C from Absolute Maximum Rating with every
Power supply voltage
LED current (average value)
Power supply voltage
Operating consumption current
Quiescent consumption current
Integrated MOS-Tr switching
frequency
Switching terminal protection voltage
Switching terminal current
Switching terminal leakage current
FB terminal feedback voltage (VFB)
FB terminal line regulation (VFB)
OVD terminal voltage
OVD terminal leakage current
SHDN terminal “H” level input voltage
SHDN terminal “L” level input voltage
SHDN terminal input pulse width
SHDN terminal “H” level input voltage
SHDN terminal “L” level input voltage
1°C if T
Characteristics
Characteristics
Characteristics
opr
is upper 25°C. (on PCB)
(Ta = 25°C, V
(Ta = 25°C)
V
V
V
V
V
V
I
I
I
I
Symbol
R
Symbol
Symbol
V
oz
oz
IN
IN
V
o
SHDN
SHDN
SHDN
SHDN
o
∆ V
f
I
th (j-a)
T
T
V
SHDN
V
V
tpw
V
OSC
OVD
P
I
OVD
(SW)
T
F1
(SW)
(SW)
(SW)
opr
stg
(On)
(Off)
FB
IN
IN
IN
D
FB
j
H
H
L
L
(Ta = −40°C to 85°C if without notice)
Both “H” and “L” pulse
V
4 White LEDs, T
V
V
V
V
T
V
V
V
IN
opr
IN
IN
IN
IN
IN
IN
IN
OVD
= 2.8 to 5.5V if without notice)
= 3.6 V, R
= 3.6 V, RSENS = 16 Ω
= 3.6 V,
= 3.6 V,
= 3.6 V, RSENS = 16 Ω
= 3.6 V (typ.)
= 3.0 to 5.0 V
= 25°C, L = 6.8 µ H
−0.3 to +V
= 16 V
12
0.47 (on PCB) (Note)
260 (on PCB)
0.41 (device)
300 (device)
−0.3 to +6.0
−55 to + 150
−0.3 to 24
−40 to + 85
Rating
Test Condition
Test Condition
150
V
V
SENS
SHDN
SHDN
opr
IN
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
+ 0.3
= 16 Ω
= 25°C
= 0 V
= 3.6 V
°C/W
Unit
°C
°C
°C
W
V
V
V
0.77
Min
Min
308
2.8
2.7
2.8
2.7
33
− 5
19
⎯
⎯
⎯
⎯
⎯
⎯
⎯
0
0
Typ.
Typ.
400
325
TB62737FUG
0.9
0.5
1.1
0.5
0.5
20
25
22
⎯
⎯
⎯
⎯
⎯
⎯
⎯
⎯
2006-06-14
Max
Max
1.43
23.5
342
V
V
5.5
0.5
5.5
1.5
1.0
0.5
⎯
⎯
⎯
⎯
1
5
1
IN
IN
MHz
Unit
Unit
mA
mA
mA
mV
µ A
µ A
µ A
µ s
%
V
V
V
V
V
V
V
V