350 MA CONSTANT-CURRENT LED DRIVER
FSP3300
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Rating
Unit
V
DD
Input Voltage
2.7 to 7
V
V
LEDn
Output Voltage
2.7 to 7
V
T
J
Maximum Junction Temperature
150
℃
℃
Tstg
Storage Temperature Range
-40~+150
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to Ground.
Currents are positive into, negative out of the specified terminal.
ELECTRICAL CHARACTERISTICS
(V
DD
=3.7V, T
A
=25
℃
, UNLESS OTHERWISE NOTED)
Symbol
I
SINK
Parameter
Test Conditions
Min.
305
Typ.
350
120
200
Max.
390
5
5
Unit
mA
mA/V
mA/V
mV
µA
Apply
Pin
OUT
V
DD
Output Sink Current
V
OUT
=0.2V
Load Regulation
V
OUT
=0.2V to 3V
Line Regulation
V
DD
=3V to 6V , V
OUT
=0.2V
V
OUTL
Output Dropout Voltage
I
DD
Supply Current Consumption
Note: Output dropout voltage: 90% ×I
OUT
@ V
OUT
=200mV
Recommended Operating Conditions
Symbol
V
DD
I
OUT
Ta
Parameter
Supply Voltage
Output Sink Current
Operating free-air temperature range
Min.
2.7
-40
Typ.
Max.
6
400
+85
Unit
V
mA
℃
Power Dissipation Table
θ
JA
Derating factor (mW/℃) Power rating (mW) Power rating (mW) Power rating (mW)
T
A
≤25℃
(℃/W)
T
A
=70℃
T
A
=85℃
T
A
≥25℃
PK
71
14.1
1763
1128
916
Note: Junction Temperature Calculation: T
J
=T
A
+(P
D
×θ
JA
).
P
D
: Power Dissipation, T
A
: Ambient temperature,
θ
JA
: Thermal Resistance-Junction to Ambient.
The
θ
JA
numbers are guidelines for the thermal performance of the device/PC-board system.
All of the above assume no ambient airflow.
Package
2/7
2007-1-25
FOSLINK [ FOSLINK SEMICONDUCTOR CO.,LTD ]
