SP7612 EXAR [Exar Corporation], SP7612 Datasheet - Page 2

• Manufacturer Part Number: SP7612
• Description: Low Dropout Linear LED Driver
• Manufacturer: EXAR [Exar Corporation]

These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation
sections of the specifications below is not implied. Exposure to absolute maximum rating conditions for extended periods of time may affect
reliability.
Specifications are at T
full operating temperature range, unless otherwise specified.
PARAMETER
LED Cathode Voltage
(V
Ambient Temperature
Output Current
Multiplication Ratio in
Linear Region (Note1)
Output Current
Multiplication Ratio in
Saturation (Note1)
LED to LED Current
Matching
Current in OFF Mode
Min. ENABLE ""ON
Voltage" (Note 2)
Max. ENABLE ""OFF
Voltage" (Note 2)
Note 1: Output current Multiplication Ratio (I
performance characteristics on pages 4 through 7.
Note 2: ENABLE "ON" is V
ENABLE "OFF" is V where I < 1μA @ V > 0.3V.
Jan 09 -08 RevT
LED
V
CTRL Voltage to GND . ..................................................................................................................................... .-0.5V
Output Current (I
Output Current (I
Power Dissipation per Package - 6-pin SC-70 at T
Junction Temperature ...................................................................................................................................... +150°C
Storage Temperature.......................................................................................................................... -55°C to +150°C
ESD Level.
ESD Level.
LED1
)
, V
LED2
, V
.......................................................................................................................................................................................................
.......................................................................................................................................................................................................
LED3,
OUT
OUT
V
A
LED4
) (SP7612)……………....................................................................................................... 40mA
) (SP7614)…..................................................................................................................... 80mA
=25°C, V
ON/OFF
and ENABLE Voltage to GND............................................................................... -0.3V to 6V
SP7612
SP7614
SP7612
SP7614
PART #
where I
IN
= 3.3 to 5.5, ENABLE =V
SP7612/7614 Low Dropout Linear LED driver
LED1
LED
> 20mA @ V
MIN
/I
140
365
730
-40
SET
-3
3
) is not linear. For actual ratio and I
A
TYP
0.01
=85°C.............................................................................. 190mW
435
870
0.8
200
LED1
= 0.3V.
Page 2
MAX
1010
260
505
0.5
5.5
85
3
1
IN
,
♦
UNITS
denotes the specifications which apply over the
µA
ºC
%
V
V
V
♦
♦
♦
♦
♦
LED
SP7612 SP7614
please refer to typical
CONDITIONS
See graph for LED
Current vs. Cathode
Voltage
I
V
I
V
I
V
I
V
V
I
SET
SET
SET
SET
SET
ABSOLUTE MAXIMUM RATINGS
LED
LED
LED
LED
ENABLE
ELECTRICAL SPECIFICATIONS
© 2008 EXAR Corporation
= 100µA
= 100µA
= 25µA
= 100µA
= 150µA
= 300mV
= 150mV
= 0.5V
= 300mV
= 0.0V
4kV HBM
1kV CDM