cat4002a ON Semiconductor, cat4002a Datasheet - Page 2

• Manufacturer Part Number: cat4002a
• Description: Constant Current Led Driver With 32 Dimming Levels And Rset
• Manufacturer: ON Semiconductor

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. For CAT4004A, I
Table 1. ABSOLUTE MAXIMUM RATINGS
Table 2. ELECTRICAL OPERATING CHARACTERISTICS
unless specified otherwise. Typical values are at V
BM = CAT4004A Device Code
A
XXX = Last Three Digits of Assembly Lot Number
Y
M
VIN, LEDx, RSET
EN/DIM Voltage
Storage Temperature Range
Junction Temperature Range
Lead Temperature
I
I
Symbol
R
LED−ACC
LED−DEV
I
For CAT4002A, I
V
V
V
QSHDN
T
EN/DIM
I
V
T
RSET
DOUT
UVLO
V
LED
HYS
I
SD
Q
LO
= Assembly Location Code
= Production Year (last digit)
= Production Month: 1 − 9, A, B, C
HI
UDFN8 (2 x 2 mm)
Quiescent Current
Shutdown Current
LED Current Setting
LED Current Accuracy
LED Channel Matching (Note 1)
RSET pin regulated voltage
Dropout Voltage
(90% of nominal LED current)
EN/DIM Pin
Thermal Shutdown
Thermal Hysteresis
Undervoltage lockout (UVLO) threshold
− Internal pull−down resistor
− Logic High Level
− Logic Low Level
LEDAVG
LEDAVG
BMA
XXX
YM
= (I
= (I
LED,CH1
LED,CH1
Name
+ I
+ I
Parameter
LED,CH2
LED,CH2
) / 2
+ I
IN
LED,CH3
= 4.0 V, EN/DIM = High, and T
MARKING DIAGRAMS
VL = CAT4002A Device Code
Y
M
http://onsemi.com
+ I
= Production Year (last digit)
= Production Month: 1 − 9, A, B, C
LED,CH4
No load, RSET = 4.8 kW
(Min and Max values are over recommended operating conditions
2
No load, RSET = Float
1 mA ≤ I
) / 4
RSET = 4.99 kW
TSOT23−6
I
RSET = 3.0 kW
LED
V
I
LED
I
Conditions
EN/DIM
VLYM
LED
I
LEDAVG
* I
LED
= 20 mA
= 1 mA
LEDAVG
= 0 V
≤ 40 mA
AMB
= 25°C.)
0.57
Min
1.3
−5
VJ
A
−65 to +160
−40 to +125
Rating
= CAT4002A Device Code
= Assembly Location Code
300
6
6
Typ
200
150
0.2
0.5
0.6
2.0
25
15
50
25
20
±1
±1
SC70−6
VJA
Max
0.63
0.4
+5
1
Unit
°C
°C
°C
Units
V
V
mA
mA
mV
mA
kW
°C
°C
%
%
V
V
V
V