TB62781FNG,C8,EL Toshiba

TB62781FNG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB62781FNG 9-Channel Constant-Current LED Driver of the 3.3V and 5V Power Supply Voltage Operation 1. Features Power supply voltages: V = 3.3 V/5 V CC Output drive capability and output count: 80 mA (max) 9 channels Constant-current output range: 5 to 40 mA Voltage applied to constant-current output terminals: 0.4 V(min) (I = 5 to 40 mA) OUT Designed for common-anode LEDs The input interface is controlled by the SDA and SCLK signal lines. Thermal shutdown (TSD) (min: 150 ) Logical Input signal voltage level: 3.3V and 5V CMOS interfaces (Schmitt trigger input) Maximum output voltage: 28 V Incorporates PWM control circuitry: Provides seven-bit PWM control. Driver identification: Up to 64 drivers can be controlled individually. Operating temperature range: T = 40 to 85C opr Package: SSOP20-P-225-0.65A Absolute Maximum Ratings (T = 25 C) a Characteristics Symbol Rating Unit Supply voltage V 6.0 V CC Input voltage V 0.3 to V + 0.3 (Note 1) V IN CC Output current I 85 mA/ch OUT Output voltage V 0.3 to 29 V OUT Power dissipation P 1.02 (Notes 2 and 3) W d Thermal resistance R 122 (Note 2) C/W th (j-a) Operating temperature range T 40 to 85 C opr Storage temperature range T 55 to 150 C stg Maximum junction temperature T 150 C j Note 1: However, do not exceed 6.0 V. Note 2: When mounted on a PCB (76.2 114.3 1.6 mm Cu = 30% 35-m-thick SEMI-compliant) Note 3: Power dissipation is reduced by 1/R for each C above 25C ambient. th (j-a) Please use contents on this material as reference. Please contact if you need formal datasheet. 1 2011-06-21 TB62781FNG Operating Condition (Unless otherwise specified, V = 3.0~5.5 V T = 40~85 C) DD a Characteristics Symbol Test Condition Min Typ. Max Unit Supply voltage Vcc 3 5.5 V V 0.7 Vcc Vcc IH SDA SCLK RESET V GND 0.3 Vcc IL V 0 0.3 ID0 Input voltage V V 1/3Vcc-0.31/3 Vcc 1/3Vcc+0.3 ID1 ID0 ID1 ID2 V 2/3Vcc-0.32/3 Vcc 2/3Vcc+0.3 ID2 V Vcc 0.3 Vcc ID3 Clock frequency fCLK SCLK 10 MHz Electrical Characteristics (Unless otherwise specified, V = 3.3 V or 5.0 V, T = 25 C) DD a Characteristics Symbol Test Condition Min Typ. Max Unit V = 0.4 V, OUT Output current I Rext-R/G/B = 1.2k, 12.69 13.5 14.41 mA OUT1 Vcc = 5 V, V = 0.4 V, OUT Output current error between I Rext-R/G/B = 1.2k, 3 % OUT2 channels All ch ON Vcc = 5 V Pin Assignment Package Weight 0.10 g (typ) Pin No. Name 1 RESET 2 SDA 3 SCLK 4 ID0 5 ID1 6 ID2 7 Rext-R 8 Rext-G 9 Rext-B 10 GND 11 /OUTR0 12 /OUTG0 13 /OUTB0 14 /OUTR1 15 /OUTG1 16 /OUTB1 17 /OUTR2 18 /OUTG2 19 /OUTB2 20 Vcc 2 2011-06-21