Datasheet Intersil ISL97634 — Ficha de datos

Fabricante	Intersil
Serie	ISL97634

Controlador LED blanco con atenuación PWM

Hojas de datos

PDF, 891 Kb, Revisión: 13-11-2017, Archivo subido: nov 25, 2017, Páginas: 12
White LED Driver with Wide PWM Dimming Range

Extracto del documento

	ISL97634IRT14Z-T	ISL97634IRT14Z-TK	ISL97634IRT18Z-T	ISL97634IRT18Z-TK	ISL97634IRT26Z-T	ISL97634IRT26Z-TK
N	1	2	3	4	5	6
Package	8 Ld DFN T+R	8 Ld DFN T+R	8 Ld DFN T+R	8 Ld DFN T+R	8 Ld DFN T+R	8 Ld DFN T+R

Paramétricos

Parameters / Models	ISL97634IRT14Z-T	ISL97634IRT14Z-TK	ISL97634IRT18Z-T	ISL97634IRT18Z-TK	ISL97634IRT26Z-T	ISL97634IRT26Z-TK
# of LEDs (max)	7	7	7	7	7	7
Backlight for LCD Size (max)	3.5 in	3.5 in	3.5 in	3.5 in	3.5 in	3.5 in
Backlight for LCD Size (min)	1.8 in	1.8 in	1.8 in	1.8 in	1.8 in	1.8 in
Brightness Control	PWM DC to 32kHz	PWM DC to 32kHz	PWM DC to 32kHz	PWM DC to 32kHz	PWM DC to 32kHz	PWM DC to 32kHz
Number of Channels	1	1	1	1	1	1
Description	White LED Driver with PWM Dimming	White LED Driver with PWM Dimming	White LED Driver with PWM Dimming	White LED Driver with PWM Dimming	White LED Driver with PWM Dimming	White LED Driver with PWM Dimming
Fault Switch	Yes	Yes	Yes	Yes	Yes	Yes
Frequency	1.4 MHz	1.4 MHz	1.4 MHz	1.4 MHz	1.4 MHz	1.4 MHz
IQ (max)	1 μA	1 μA	1 μA	1 μA	1 μA	1 μA
IS (max)	1.5 mA	1.5 mA	1.5 mA	1.5 mA	1.5 mA	1.5 mA
ISW (typ)	470 mA	470 mA	470 mA	470 mA	470 mA	470 mA
Integrated Diode	Yes	Yes	Yes	Yes	Yes	Yes
Number of Channels	1	1	1	1	1	1
Operating Temperature Range	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85	-40 to 85
Output Current Max/Channel	40 mA	40 mA	40 mA	40 mA	40 mA	40 mA
Over Voltage Protection	Yes	Yes	Yes	Yes	Yes	Yes
Peak Efficiency (%)	85	85	85	85	85	85
Peak Temp	260°C	260°C	260°C	260°C	260°C	260°C
Qualification Level	Standard	Standard	Standard	Standard	Standard	Standard
Topologies	Inductor Boost	Inductor Boost	Inductor Boost	Inductor Boost	Inductor Boost	Inductor Boost
Total Current for DC/DC Lighting	40 mA	40 mA	40 mA	40 mA	40 mA	40 mA
VIN (max) (V)	5.5	5.5	5.5	5.5	5.5	5.5
VIN (min) (V)	2.4	2.4	2.4	2.4	2.4	2.4
VOUT (max) (V)	27	27	27	27	27	27

	ISL97634IRT14Z-T	ISL97634IRT14Z-TK	ISL97634IRT18Z-T	ISL97634IRT18Z-TK	ISL97634IRT26Z-T	ISL97634IRT26Z-TK
RoHS	Obediente	Obediente	Obediente	Obediente	Obediente	Obediente

Serie: ISL97634 (6)