cat37tdi-t3 Catalyst Semiconductor, cat37tdi-t3 Datasheet - Page 5

• Manufacturer Part Number: cat37tdi-t3
• Description: Cmos White Led Driver Boost Converter
• Manufacturer: Catalyst Semiconductor

TYPICAL CHARACTERISTICS
V
©
Characteristics subject to change without notice
IN
Catalyst Semiconductor, Inc.
= 3.6V, T
90
85
80
75
70
65
60
2
3 LEDS at 15mA
VOUT = 10V
AMB
3 LEDs at 15mA
VOUT = 10V
Efficiency vs. Input Voltage
= 25ºC , C
V
Enable Power-Up Waveforms
3
INPUT VOLTAGE [V]
SW
, I
L
, & V
IN
OUT
= 4.7µF, C
4
Waveforms
5
OUT
= 1µF, L = 6.8µH, unless otherwise specified.
6
5
86
84
82
80
78
76
74
-50
= 3.6V
LOAD = 3 LEDs
VIN = 3.6V
-25
Efficiency vs. Temperature
PWM on SHDN
TEMPERATURE [ºC]
0
¯¯¯¯¯ pin at 1kHz
25
LOAD = 10 mA
LOAD = 15 mA
LOAD = 20 mA
50
Doc. No. MD-5005 Rev. T
75
CAT37
100