TB62736FUG Toshiba, TB62736FUG Datasheet - Page 11

• Manufacturer Part Number: TB62736FUG
• Manufacturer: Toshiba

Specifications of TB62736FUG

• Package: SOT23-6
• Supply Voltage: 2.8 V to 5.5 V
• # Leds Supported: 2 to 6 LEDs in series
• Sw Frequency: 1.1MHz
• Led Current Accuracy: ±5.23% (max)
• Protection Feature: -
• Other Features & Functions: Analog dimming
• Rohs Compatible Product(s) (#): -

5. Application Circuit Example and Measurement Data (reference data)
2.8 to 5.5 V
Note: These application examples are provided for reference only. Thorough evaluation and testing should be
V
IN
=
implemented when designing your application's mass production design.
SHDN
V
IN
GND
L
1
SW
FB
35
30
25
20
15
10
35
30
25
20
15
10
S-Di
2.8
2.8
3.1
3.1
3.4
3.4
Input Voltage - Efficiency/Output Current
Input Voltage - Efficiency/Output Current
3.7
3.7
WLEDs
2 to 3
3LED Drive, L=5.1μH
2LED Drive, L=5.1μH
11
4
4
VIN(V)
VIN(V)
4.3
4.3
4.6
4.6
•
I F
Efficiency
Iout
Efficiency
Evaluation conditions
L
C
C
S-Di
WLEDs : NSCW215T (NICHIA Corp.)
1
4.9
1
2
4.9
I F
Iout
Efficiency
Efficiency
5.2
5.2
: 32R51 (KOA Corp.)
: C2012JB1E225K (TDK Corp.)
: C2012JB1E105K (TDK Corp.)
: CUS02 1 A/30 V (TOSHIBA Corp.)
(Size: 3.2 mm × 2.5 mm × 0.6 mm)
5.5
5.5
100
90
80
70
60
50
100
90
80
70
60
50
TB62736FUG
2010-06-24