TCA62735AFLG(O,EBS) Toshiba, TCA62735AFLG(O,EBS) Datasheet - Page 11

• Manufacturer Part Number: TCA62735AFLG(O,EBS)
• Description: IC WHITE LED DRIVER 16VQFN
• Manufacturer: Toshiba
• Type: Backlight, White LEDr

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

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