TCA62735AFLG(O,EBS) Toshiba, TCA62735AFLG(O,EBS) Datasheet - Page 11
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TCA62735AFLG(O,EBS)
Manufacturer Part Number
TCA62735AFLG(O,EBS)
Description
IC WHITE LED DRIVER 16VQFN
Manufacturer
Toshiba
Type
Backlight, White LEDr
Datasheet
1.TCA62735AFLGOEBS.pdf
(18 pages)
Specifications of TCA62735AFLG(O,EBS)
Constant Current
Yes
Topology
PWM, Step-Up (Boost), Switched Capacitor (Charge Pump)
Number Of Outputs
*
Internal Driver
Yes
Type - Primary
Backlight
Type - Secondary
White LED
Frequency
1MHz
Voltage - Supply
2.8 V ~ 4.2 V
Mounting Type
Surface Mount
Package / Case
16-VQFN
Operating Temperature
-40°C ~ 85°C
Current - Output / Channel
120mA
Internal Switch(s)
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Output
-
Efficiency
-
Other names
TCA62735AFLG(O,EB)
TCA62735AFLG(OEB)TR
TCA62735AFLG(OEB)TR
TCA62735AFLG(OEB)TR
TCA62735AFLG(OEB)TR
Method of setting I
The current of the terminal I
I
LED
I
LED
can be set according to the next expression.
[mA] =
C
C
2
1
=1.0µF
=1.0µF
35
30
25
20
15
10
400 × 0.61[V]
5
0
R
0
LED
SET
[kΩ]
LED
5
1 to 4 is set by resistance R
C2-
C2+
C1-
GND
10
15
20
R
SET
11/18
R
vs I
SET
SET
C
25
CTL2
CTL1
CTL0
LED
(kΩ)
OUT
EN
connected with the terminal ISET.
R
=1.0µF
SET
30
35
40
V
45
IN
TCA62735AFLG
=2.8V~4.2V
C
50
IN
=2.2µF
2007-06-21