LP3359-MSF POWER [Lowpower Semiconductor inc], LP3359-MSF Datasheet - Page 3

• Manufacturer Part Number: LP3359-MSF
• Description: High performance, Current Source For Parallel White-LED Driver
• Manufacturer: POWER [Lowpower Semiconductor inc]

Electrical Characteristics
(Limits in standard typeface and typical values apply for TA=25°C. Limits in boldface type apply over the operating junction temperature
range (-40°C~+85°C). Unless otherwise specified: VIN=5V, VLEDX=3.6V, RSET=7.5k, V(EN/PWM)=VIN.)
I
I
SHUT-DOWN
LEDX-MATCH
Symbol
I
LEDX/ISET
LP3359-datasheet Ver.1.1 Nov.-2005
ILEDx
V
V
I
SET
HR
Q
Description
LED Current
Current Matching Between
Any Two Outputs
ISET Pin Voltage
Output Current to Current
Set Ratio
Current Source Headroom
Voltage
Shutdown Supply Current
Quiescent Supply Current
Conditions
3.0V ≤ VIN ≤ 5.5V 2.0V ≤ VLEDX ≤
(VIN-0.4V) RSET=7.5k
ILED=95% × ILED(nom), RSET= 4.7K
(ILED(nom) approx. 25mA)
ILED=95% × ILED(nom), RSET= 12K
(ILED(nom) approx. 10mA)
ILED=0mA, RSET=Open
ILED=0mA, RSET=7.5k
EN/PWM=0
3
-
3
1.06
(-8%)
14.3
Min
15.8
320
130
175
325
0.01
Typ
±0.3
1.18
100
440
220
285
1
(+8%)
Max
17.3
1.3
±1
LP3359
Units
mA
mV
uA
%
V
V