CAT37 CATALYST [Catalyst Semiconductor], CAT37 Datasheet - Page 5

• Manufacturer Part Number: CAT37
• Description: CMOS White LED Driver Boost Converter
• Manufacturer: CATALYST [Catalyst Semiconductor]

V
IN
90
85
80
75
70
65
60
= 3.6 V,T
2
3 LEDS at 15mA
VOUT = 10V
3 LEDs at 15mA
VOUT = 10V
Enable Power-Up Waveforms
AMB
V
SW
3
= 25˚C, C
INPUT VOLTAGE [V]
, I
L
, & V
OUT
IN
4
Waveforms
= 4.7 F, C
5
OUT
= 1 F, L = 6.8 H, unless otherwise specified.
6
5
86
84
82
80
78
76
74
-50
LOAD =3 LEDs VIN
= 3.6V
LOAD = 3 LEDs
VIN = 3.6V
PWM on SHDN
-25
TEMPERATURE [ºC]
0
SHDN
SHDN
SHDN pin at 1kHz
SHDN
25
LOAD =20 mA
LOAD =15 mA
LOAD =10 mA
LOAD = 20 mA
LOAD = 10 mA
LOAD = 15 mA
50
Doc No. 5005, Rev. R
75
100