Product Summary
The RT9285BGJ6 is a high frequency asynchronous boost converter with internal diode, which can support 2 to 5 White LEDs for back lighting and OLED power supply. The Internal soft start function can reduce the inrush current. The RT9285BGJ6 operates with 1MHz fixed switching frequency to allowsmall external components and to simplify possible EMI problems. The applications of the RT9285BGJ6 include Cellular Phones, Digital Cameras, PDAs and Smart Phones, Porbable Instruments, MP3 Player, OLEDPower.
Parametrics
RT9285BGJ6 absolute maximum ratings: (1)Supply Voltage, VIN: -0.3 to 6V; (2)LX Input Voltage: -0.3V to 22V; (3)Output Voltage: -0.3V to 21V; (4)The other pins: -0.3V to 6V; (5)PowerDissipation, PD@ TA = 25℃, TSOT23-6: 0.455W; WDFN-8L2x2: 0.606W; (6)Package Thermal Resistance (Note 4), TSOT23-6, θJA: 220℃/W; (7)WDFN-8L 2x2, θJA: 165℃/W; (8)Junction Temperature: 150°C; (9)Lead Temperature (Soldering, 10 sec.): 260℃; (10)Storage Temperature Range: -65℃ to 150℃.
Features
RT9285BGJ6 features: (1)VIN Operating Range: 2.7V to 5.5V; (2)Up to 85%Efficiency; (3)22V Internal Power N-MOSFET; (4)1MHz Switching Frequency; (5)Built-in Diode; (6)Digital Dimming with Zero-Inrush; (7)Input UVLO Protection; (8)Output Over Voltage Protection; (9)Internal Soft Start and Compensation; (10)TSOT-23-6 and 8-Lead WDFN Package; (11)RoHS Compliant and 100%Lead (Pb)-Free.
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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RT9285BGJ6 |
IC LED DVR WHITE BCKLGT TSOT23-6 |
Data Sheet |
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