CS299 CS299 Darlington Lamp Driver Features Description This integrated circuit is a flip chip lamp driver for use in an automotive alternator system. The circuit drives an indicator lamp located on the dash- board. Reverse battery protection is provided with internal diode, D1, and external resistors on B, C1 and C2. ■ DC Current Gain 1000 ■ 80V Breakdown Voltage ■ Reverse Battery protection Absolute Maximum Ratings Storage Temperature .....................................................................-65¡C ~ 150¡C Ambient Operating Temperature................................................-40¡C ~ 140¡C Collector Breakdown Voltage ........................................................................80V Package Option Block Diagram Flip Chip C1 C2 Q1 B Q2 D1 R1 600 Gnd Cherry Semiconductor Corporation 2000 South County Trail, East Greenwich, RI 02818 Tel: (401)885-3600 Fax: (401)885-5786 Email: [email protected] Web Site: www.cherry-semi.com Rev. 3/29/99 1 A ¨ Company CS299 Electrical Characteristics: TA = 25¡C , unless otherwise specified. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT ■ Supply Requirements Saturation Voltage IB1 = 0.6mA, IC2 = 350mA TJ = -30¡C TJ = 150¡C 0.60 0.55 0.65 Collector Breakdown Voltage IC1 = IC2 = 1.0mA, RBE = 200, VC1 = VC2 Collector Cut Off Current (ICEO) VCE1 = VCE2 = 60V, RBE = 200 DC Current Gain (HFE) VC1 = VC2 = 1.0V, IB1 = 100µA NPN b (Q1) IB1 = 1µA, VCE2 = 0V, VCE1 = 1.5V 50 VBE (in saturation) Diode Forward Voltage (D1) IB1 = 0.6mA, IC1 = 50mA, IC2 = 350mA ID1 = 25mA 0.5 80 V V V V 10 1000 µA (IC1+IC2) IB1 IC1 IB1 2.0 1.5 V V Package Pin Description PACKAGE PIN # PIN SYMBOL FUNCTION Flip Chip B Base of input darlington. C1 Collector of darlington input device. C2 Collector of darlington output driver. E Emitter of darlington driver. Base/Emitter resistor and substrate are also connected here. 2 CS299 Application Diagram RECTIFIER STATOR S A R3 250W R1 100kW C1 0.1mF C2 10mF 18kW R4 D1 R5 10kW F C3 .047mF 50kW R2 CS3341/51 Q1 Power Darlington FIELD C4 0.022mF R7 10W R6 20kW POWER GROUND I Lamp Indicator R9 R10 510W 2.4kW IGNITION SWITCH CS299 BATTERY 600W 3 CS299 Flip Chip .0075 .0045 .030 44 MILS REF .0075 .0045 .0075 .0045 .030 44 MILS REF. .0075 .0045 .0055 .0075 SOLDER BUMP IN 4 PLACES .0035 .0045 .018 .022 Note: All dimensions are in inches. Cherry Semiconductor Corporation reserves the right to make changes to the specifications without notice. Please contact Cherry Semiconductor Corporation for the latest available information. Ordering Information Part Number CS299H Rev. 3/29/99 Description Flip Chip 4 © 1999 Cherry Semiconductor Corporation