KCR401T Datasheet, PDF (1/3 Pages) KEC(Korea Electronics) – Constant-Current LED Driver Transistor

SEMICONDUCTOR
TECHNICAL DATA
LED Drive Application.
FEATURES
Supplies stable bias current even at low battery voltage.
Ideal for stabilizing bias current of LEDs.
Negative temperature coefficient protects LEDs against thermal overload.
EQUIVALENT CIRCUIT
6
5
4
MARKING
Type Name
6
5
AC
4
Lot No.
1
2
3
1
2
3
KCR401T
Constant-Current LED Driver Transistor
E
K
B
K
1
6
2
5
3
4
H
J
J
1. GND
2. Output Current
3. Output Current
4. Source Voltage
5. Output Current
6. Rext
DIM
A
B
C
D
E
F
G
H
I
J
K
L
MILLIMETERS
2.9+_ 0.2
1.6+0.2/-0.1
0.70+_ 0.05
0.4+_ 0.1
2.8+0.2/-0.3
1.9+_ 0.2
0.95
0.16+_ 0.05
0.00-0.10
0.25+0.25/-0.15
0.60
0.55
TS6
MAXIMUM RATING (Ta=25 )
CHARACTERISTIC
Source Voltage
Output Current
Output Voltage
Reverse Voltage Between All Terminals
Power Dissipation
Junction Temperature
Storage Temperature Range
*Package mounted on a ceramic board (600
SYMBOL
V_S
I_O
V_O
V_R
P_D*
T_j
T_stg
0.8 )
RATING
40
65
38
0.5
900
150
-55 150
UNIT
V
mA
V
V
mW
2009. 7. 7
Revision No : 0
1/3