cat4139 Catalyst Semiconductor, cat4139 Datasheet - Page 5

• Manufacturer Part Number: cat4139
• Description: 22v High Current Boost White Led Driver
• Manufacturer: Catalyst Semiconductor

TYPICAL CHARACTERISTICS
V
© Catalyst Semiconductor, Inc.
Characteristics subject to change without notice
IN
= 5.0V, I
OUT
300
250
200
150
100
900
850
800
750
700
650
600
50
0
Maximum Output Current
= 180mA, T
3.0
4.5
Switch Current Limit
VOUT = 9V
3.5
VOUT = 9V
4.7
INPUT VOLTAGE [V]
INPUT VOLTAGE [V]
AMB
4.0
4.9
= 25ºC, with typical application circuit unless otherwise specified.
VOUT = 14V
VOUT = 12V
4.5
5.1
5.0
5.3
5.5
5.5
5
1.0
0.8
0.6
0.4
0.2
3.0
Shutdown Voltage
-25°C
85°C
INPUT VOLTAGE [V]
3.5
4.0
-40°C
125°C
4.5
Doc. No. MD-5032 Rev. A
CAT4139
5.0