AL5802-7 Diodes Inc., AL5802-7 Datasheet - Page 2

• Manufacturer Part Number: AL5802-7
• Description: LED Lighting Drivers Discrete LED Driver Driver,SOT26,3K
• Manufacturer: Diodes Inc.

Specifications of AL5802-7

• Product Category: LED Lighting Drivers
• Rohs: yes
• Input Voltage: 4.5 V to 30 V
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Package / Case: SOT-26
• Minimum Operating Temperature: - 40 C
• Power Dissipation: 1 W

Pin Descriptions
Functional Block Diagram
Absolute Maximum Ratings
These are stress ratings only. Operation outside the absolute maximum ratings may cause device failure.
Operation at the absolute maximum rating for extended periods may reduce device reliability.
Notes:
AL5802
Document number: DS35516 Rev. 6 - 2
Pin Number
Symbol
4. With pins 5 and 6 connected together.
V
V
V
I
V
V
T
1
2
3
4
5
6
OUT
REXT
T
OUT
BIAS
FB
EN
ST
J
Output voltage relative to GND
BIAS voltage relative to GND (Note 4)
LED voltage relative to GND
EN voltage relative to GND
REXT voltage relative to GND
Output current
Operating junction temperature
Storage temperature
Name
REXT
BIAS
GND
OUT
EN
FB
Open-collector LED driver output
Biases the open collector output transistor
Enable pin for PWM dimming. Provides access to the base of Q2 and collector of Q1
Ground reference point for setting LED current
Feedback pin.
Should be connected to pin 6.
Current sense pin. LED current sensing resistor should be connected from here to GND.
Characteristics
Fig. 1 Block Diagram
www.diodes.com
2 of 11
Function
-40 to 150
-55 to 150
Values
150
30
30
6
6
6
© Diodes Incorporated
December 2012
AL5802
Unit
mA
°C
°C
V
V
V
V
V