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| CAT3606 Datasheet, PDF (3/11 Pages) Catalyst Semiconductor – 6-Channel Low Noise Charge Pump White LED Driver | |||
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CAT3606
Table 2. ABSOLUTE MAXIMUM RATINGS
Parameter
Rating
Unit
VIN, VOUT, LEDx voltage
â0.3 to 7.0
V
EN, ENM, ENS voltage
â0.3 to VIN
V
RSET voltage
â0.3 to VIN
V
RSET current
±1
mA
Ambient Temperature Range
â40 to +85
_C
Storage Temperature Range
â65 to +160
_C
Lead Temperature
300
_C
ESD Rating HBM (Human Body Model)
2,000
V
ESD Rating MM (Machine Model) (Note 4)
200
V
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.
4. Machine model is with 200 pF capacitor discharged directly into each pin.
Table 3. RECOMMENDED OPERATING CONDITIONS
Parameter
Range
Unit
VIN
3.0 to 5.5
V
Ambient Temperature Range
â40 to +85
_C
Input/Output/Bucket Capacitors
1 ±20% Typical
mF
ILED per LED pin
IOUT Total Output Current
0 to 30
mA
0 to 150
mA
Table 4. ELECTRICAL OPERATING CHARACTERISTICS
(Limits over recommended operating conditions unless specified otherwise. Typical values at TA = 25°C, VIN = 3.5 V, IRSET = 5 mA.)
Symbol
Parameter
Conditions
Min Typ Max Unit
IQ
Quiescent Current
VEN = 0 V
1x Mode, No Load
1.5x Mode, No Load
0.1
1
mA
0.3
1
mA
2.6
5
mA
VRSET
ILED
RSET Regulated Voltage
Programmed LED Current
ILED
LED Current Range with 6 LEDs
IRSET = 5 mA
IRSET = 37 mA
IRSET = 78 mA
3.3 ⤠VIN ⤠4.5 V
3.0 ⤠VIN ⤠4.5 V
1.17 1.2 1.23
V
2.4
mA
15.0
30.0
30
mA
20
ILED
ILEDâACC
LED Current Range with 4 LEDs
LED Current Accuracy
ILEDâDEV
ROUT
fOSC
TDROPOUT
IENâCTR
VENâCTR
LED Channel Matching
Output Resistance
(Open Loop)
Charge Pump Frequency
1x to 1.5x Mode Transition Dropout Delay
Input Leakage Current
High Detect Threshold
Low Detect Threshold
3.3 ⤠VIN ⤠4.5 V
0.5 mA ⤠ILED ⤠3 mA
3 mA ⤠ILED ⤠30 mA
(ILED â ILEDAVG) / ILEDAVG
1x Mode,
1.5x Mode, IOUT = 100 mA
On Inputs EN, ENM, ENS
On Inputs EN, ENM, ENS
30
mA
±15
%
±5
±3
%
1.4
2.5
W
6.5
10
0.8
1.0
1.3 MHz
0.4
0.6
0.9
ms
1
mA
0.8
1.3
V
0.4
0.7
ISC
Input Current Limit
ILIM
Maximum Input Current
VOUT = GND
VOUT > 1 V
30
45
60
mA
200
400 600
mA
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