BA3899 Rohm, BA3899 Datasheet
BA3899
Related parts for BA3899
BA3899 Summary of contents
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... Standard ICs EL driver for portable sets BA3899F The BA3899F developed for EL drive applications. It uses a more compact interface than transformer sys- tems, and is ideal for use in thin sets. • Applications Pagers, electronic notebooks and other portable devices • Features 1) Drive oscillation frequency can be set using external capacitance. ...
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... X1 X20 500 GND — GND BA3899F Function GND pin — OSC1 oscillator circuit; external capacitor pin OSC2 oscillator circuit; external capacitor pin Standby control pin (HIGH state: standby cancelled) When applying resistance, etc. to the STBY pin, be careful not to exceed the threshold values ...
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... C1 = 0.033 1500pF) Unit Conditions mA When used as stand-alone unit Hz — kHz — 1.0V 0.05V 0.05V 0.05V 0.05V 0.05V Vst = 0.35V 0.3V SW2 V — V — A — STBY 5 STBY OSC2 4 0.033 F 1500pF BA3899F = 0V SW1 = 1.0V SW1 = 0V SW2 3 ...
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... Because of the characteristics of the EL element, continuous application of particularly high DC power supply voltage can shorten the lifetime of the element. To avoid this, we recommend inserting a switch in the power supply line ROHM: 1SS376 1.5mH (TOKO: D73LC) Q2 SANYO: 2SC3645T 7 6 SW2 SW2 OSC1 N. 8200pF Fig. 2 BA3899F + 2.2 F 100k 5 STBY STBY R X 300k OSC2 10% 1500pF 10 ...
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... Standard ICs EL 5000pF R1 Q1 ROHM: 2SC4061KP 8 SW1 R GND 1 D1 ROHM: 1SS376 L1 4.7k ( TOKO: 43FS ) or ( TDK: NL453232 ) 1mH Q2 SANYO: 2SC3143K5 7 6 SW2 V CC SW2 OSC1 N. 0.033 F Fig. 3 BA3899F + 2 STBY V = 1.5V STBY Hi: act STBY OSC2 10% 1500pF 10 1. ...
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... C2 pin to stop. Be sure the above condition is satisfied 5V 40Hz to SW1 ( ) shown in Figure 4 is applied to the output Max. (resistor for adjusting light volume) satisfies the following condition – 0. < 1500pF Fig.5 BA3899F should X Vx ...
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... – 1. SW1 1. SW1 BA3899F SW1 – 10k 0.033 1500pF SW2 75 C 100 – INPUT VOLTAGE Fig. 7 Oscillation frequency of C1 and C2 pins vs ...
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... Standard ICs • External dimensions (Units: mm) 5.0 0 1.27 0.4 0.1 0.3Min. SOP8 8 0.15 BA3899F ...