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UL68A Datasheet Preview

UL68A Datasheet

HIGH ACCURACY LINEAR CONSTANT CURRENT LED DRIVER

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UNISONIC TECHNOLOGIES CO., LTD
UL68A
HIGH ACCURACY LINEAR
CONSTANT CURRENT LED
DRIVER
DESCRIPTION
The UTC UL68A is a linear constant current IC with a built-in
power MOSFET. The output current can be adjusted from 5mA to
30mA, and constant current accuracy up to ± 3%. The application
scheme is simple and the cost is low. This device also incorporates
temperature compensation and thermal shutdown functions.
1
SOT-223
1
FEATURES
* 5mA ~ 30mA Output Current
* Up to ± 3% Constant Current Accuracy
* No EMC Problem
* Temperature Compensate
* Thermal Shutdown
CMOS IC
1
SOT-89
TO-252
ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
UL68AL-xx-AA3-R
UL68AG-xx-AA3-R
UL68AL-xx-AB3-R
UL68AG-xx-AB3-R
UL68AL-xx-TN3-R
UL68AG-xx-TN3-R
Note: xx: Output Voltage, refer to Marking Information.
Package
SOT-223
SOT-89
TO-252
Packing
Tape Reel
Tape Reel
Tape Reel
UL68AG-xx-AA3-R
(1)Packing Type
(2)Package Type
(1) R: Tape Reel
(2) AA3: SOT-223, AB3: SOT-89, TN3: TO-252
(3)Output Voltage Code (3) xx: Refer to Marking Information
(4)Green Package
(4) G: Halogen Free and Lead Free, L: Lead Free
www.unisonic.com.tw
Copyright © 2019 Unisonic Technologies Co., Ltd
1 of 4
QW-R125-082.b




UTC

UL68A Datasheet Preview

UL68A Datasheet

HIGH ACCURACY LINEAR CONSTANT CURRENT LED DRIVER

No Preview Available !

UL68A
MARKING INFORMATION
PACKAGE VOLTAGE CODE
SOT-89
CMOS IC
Date Code
MARKING
XX
UL68A
123
Voltage Code
L: Lead Free
G: Halogen Free
SOT-223
25: 250mV
26: 260mV
50: 500mV
60: 600mV
Voltage Code
UL68A
XX
12 3
TO-252
Voltage Code
UTC
UL68A
XX
1
PIN DESCRIPTION
PIN NO.
1
2
3
PIN NAME
OUT
GND
REXT
Current Output Pin.
Ground.
Output Current Setting Pin.
DESCRIPTION
L: Lead Free
G: Halogen Free
Date Code
L: Lead Free
G: Halogen Free
Lot Code
Date Code
BLOCK DIAGRAM
OUT
1
LDO
VDD
VREF
TSC
OVC
OTP
2
GND
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3
REXT
2 of 4
QW-R125-082.b


Part Number UL68A
Description HIGH ACCURACY LINEAR CONSTANT CURRENT LED DRIVER
Maker UTC
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