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CAT3626HV4-GT2

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
CAT3626
http://onsemi.com
4
Table 4. A.C. CHARACTERISTICS For 3 V ≤ V
IN
≤ 5.5 V, over full ambient temperature range −40°C to +125°C
(over recommended operating conditions unless specified otherwise).
Symbol
Parameter Min Typ Max Unit
f
SCL
Clock Frequency 400 kHz
t
AA
SCL Low to SDA Data Out and ACK Out 0.9
ms
t
BUF
Bus Free Time Before a New Transmission Can Start 1.2
ms
t
HD:STA
Start Condition Hold Time 0.6
ms
t
LOW
Clock Low Period 1.2
ms
t
HIGH
Clock High Period 0.6
ms
t
SU:STA
Start Condition Setup Time (For a Repeated Condition) 0.6
ms
t
HD:DAT
Data In Hold Time 0 ns
t
SU:DAT
Data In Setup Time 100 ns
t
R
SDA and SCL Rise Time 0.3
ms
t
F
SDA and SCL Fall Time 300 ns
t
SU:STO
Stop Condition Setup Time 0.6
ms
t
DH
Data Out Hold Time 50 ns
SCL
SDA IN
SDA OUT
Figure 2. I
2
C Bus Timing Characteristics
t
BUF
t
SU:STO
t
SU:DAT
t
R
t
LOW
t
HIGH
t
SU:STA
t
HD:SDA
t
LOW
t
F
t
AA
t
DH
t
HD:DAT
CAT3626
http://onsemi.com
5
TYPICAL CHARACTERISTICS
(V
IN
= 3.6 V, I
OUT
= 90 mA (6 LEDs at 15 mA), EN = V
IN
, C
IN
= C
1
= C
2
= C
OUT
= 1 mF, T
AMB
= 25°C, unless otherwise specified.)
0
1
2
3
4
5
−40 0 40 80 120
6 LEDs OFF
40
50
60
70
80
90
100
3.03.23.43.63.84.04.2
SUPPLY VOLTAGE (V)
EFFICIENCY (%)
1x Mode
1.5x Mode
20 mA per LED
15 mA per LED
Figure 3. Efficiency vs. Supply Voltage
(6 LEDs)
40
50
60
70
80
90
100
0 50 100 150 200
TOTAL LED CURRENT (mA)
EFFICIENCY (%)
VIN = 4 V (1x mode)
VIN = 3.2 V (1.5x mode)
Figure 4. Efficiency vs. Total LED Current
(6 LEDS)
0
0.2
0.4
0.6
0.8
3.0 3.2 3.4 3.6 3.8 4.0 4.2
SUPPLY VOLTAGE (V)
QUIESCENT CURRENT (mA)
6 LEDs OFF
Figure 5. Quiescent Current vs. Supply
Voltage (1x Mode)
0
0.2
0.4
0.6
0.8
−40 0 40 80 120
TEMPERATURE (°C)
QUIESCENT CURRENT (mA)
6 LEDs OFF
Figure 6. Quiescent Current vs. Temperature
(1x Mode)
0
1
2
3
4
5
3.0 3.2 3.4 3.6 3.8 4.0 4.2
SUPPLY VOLTAGE (V)
QUIESCENT CURRENT (mA)
6 LEDs OFF
Figure 7. Quiescent Current vs. Supply
Voltage (1.5x Mode)
TEMPERATURE (°C)
QUIESCENT CURRENT (mA)
Figure 8. Quiescent Current vs. Temperature
(1.5x Mode)
CAT3626
http://onsemi.com
6
TYPICAL CHARACTERISTICS
(V
IN
= 3.6 V, I
OUT
= 90 mA (6 LEDs at 15 mA), EN = V
IN
, C
IN
= C
1
= C
2
= C
OUT
= 1 mF, T
AMB
= 25°C, unless otherwise specified.)
0.7
0.8
0.9
1.0
1.1
1.2
1.3
−40 0 40 80 120
−5.0
−4.0
−3.0
−2.0
−1.0
0
1.0
2.0
3.0
4.0
5.0
3.0 3.2 3.4 3.6 3.8 4.0 4.2
SUPPLY VOLTAGE (V)
LED CURRENT CHANGE (%)
1x Mode
1.5x Mode
Figure 9. LED Current Change vs. Supply
Voltage
−5.0
−4.0
−3.0
−2.0
−1.0
0
1.0
2.0
3.0
4.0
5.0
−40 −20 0 20 40 60 80
TEMPERATURE (°C)
LED CURRENT CHANGE (%)
Figure 10. LED Current Change vs.
Temperature
0.7
0.8
0.9
1.0
1.1
1.2
1.3
3.0 3.2 3.4 3.6 3.8 4.0
SUPPLY VOLTAGE (V)
SWITCHING FREQUENCY (MHz)
Figure 11. Switching Frequency vs. Supply
Voltage
TEMPERATURE (°C)
SWITCHING FREQUENCY (MHz)
SUPPLY VOLTAGE (V)
OUTPUT RESISTANCE (W)
0
0.2
0.4
0.6
0.8
1.0
3.0 3.2 3.4 3.6 3.8 4.0 4.2
Figure 12. Switching Frequency vs.
Temperature
Figure 13. Output Resistance vs. Supply
Voltage (1x Mode)
1.0
1.5
2.0
2.5
3.0
3.5
4.0
3.0 3.2 3.4 3.6 3.8 4.0 4.2
SUPPLY VOLTAGE (V)
OUTPUT RESISTANCE (W)
Figure 14. Output Resistance vs. Supply
Voltage (1.5x Mode)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

CAT3626HV4-GT2

Mfr. #:
Buy CAT3626HV4-GT2
Manufacturer:
ON Semiconductor
Description:
LED Lighting Drivers LED DR CH PUMP 6 CH I2C
Lifecycle:
New from this manufacturer.
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