CAT4201TD-GT3 CATALYST SEMICONDUCTOR, CAT4201TD-GT3 Datasheet - Page 4

• Manufacturer Part Number: CAT4201TD-GT3
• Description: IC, LED DRIVER, BUCK, TSOT-23-5
• Manufacturer: CATALYST SEMICONDUCTOR

Specifications of CAT4201TD-GT3

• Led Driver Application: Automotive Lighting
• No. Of Outputs: 1
• Output Current: 350mA
• Output Voltage: 32V
• Input Voltage: 6.5V To 36V
• Dimming Control Type: PWM
• Topology: Buck
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

500
400
300
200
100
500
400
300
200
100
100
95
90
85
80
75
70
0
−40
8
8
Figure 12. Efficiency vs. Input Voltage (1 LED)
300 mA
150 mA
Figure 8. Switching Frequency vs. Input
10
Figure 10. Switching Frequency vs.
(V
12
IN
300 mA
12
= 13 V, I
150 mA
0
INPUT VOLTAGE (V)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
Voltage (1 LED)
14
Temperature
LED
16
150 mA
300 mA
= 300 mA, L = 22 mH, C
40
16
TYPICAL OPERATION CHARACTERISTICS
20
18
VIN = 13 V
20
80
24
1
22
http://onsemi.com
= 4.7 mF, C
120
28
24
4
2
= 10 mF, T
700
600
500
400
300
200
100
100
2.0
1.6
1.2
0.8
0.4
95
90
85
80
75
70
0
0
8
8
8
150 mA
AMB
Figure 11. Switch ON Resistance vs. Input
300 mA
Figure 9. Switching Frequency vs. Input
10
Figure 13. Efficiency vs. Input Voltage
10
150 mA
= 25°C unless otherwise specified)
12
300 mA
12
12
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
Voltage (2 LEDs)
14
14
16
(2 LEDs)
Voltage
16
16
20
18
18
20
20
24
22
22
28
24
24