RT9149ZQW Richtek

RT9148/9 20V, 350mA, Rail-to-Rail Operational Amplifier General Description Features Rail-to-Rail Output Swing The RT9148/9 consists of a low power, high slew rate, Supply Voltage : 6V to 20V single supply rail-to-rail input and output operational Peak Output Current : 350mA amplifier. The RT9148 contains a single amplifier and High Slew Rate : 35V/s RT9149 contains two amplifiers in one package. Unity Gain Stable The RT9148/9 has a high slew rate (35V/s), 350mA peak RoHS Compliant and Halogen Free output current and offset voltage below 15mV. The RT9148/9 is ideal for Thin Film Transistor Liquid Crystal Applications Displays (TFT-LCD). TFT LCD Panels The RT9148 is available in the WDFN-6L 2x2, TSOT-23-5 Notebook Computers and UDFN-6L 2x2 packages. The RT9149 is available in Monitors the WDFN-8L 3x3 package. The RT9148/9 are specified LCD TVs for operation over the full temperature range from 40C to 85C. Ordering Information RT9148 Marking Information Package Type RT9148ZQW QW : WDFN-6L 2x2 (W-Type) 0E : Product Code Lead Plating System W : Date Code 0EW Z : ECO (Ecological Element with Halogen Free and Pb free) RT9148 RT9148GJ5 Package Type 00 : Product Code J5 : TSOT-23-5 00=DNN QU : UDFN-6L 2x2 (U-Type) DNN : Date Code Lead Plating System G : Green (Halogen Free and Pb Free) RT9148GQU 2D : Product Code RT9149 W : Date Code 2DW Package Type QW : WDFN-8L 3x3 (W-Type) Lead Plating System Z : ECO (Ecological Element with RT9149ZQW Halogen Free and Pb free) 86 : Product Code Note : YMDNN : Date Code 86 YM Richtek products are : DNN RoHS compliant and compatible with the current require- ments of IPC/JEDEC J-STD-020. Suitable for use in SnPb or Pb-free soldering processes. Copyright 2013 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. DS9148/9-04 October 2013 www.richtek.com 1RT9148/9 Pin Configurations (TOP VIEW) VS+ VIN- 1 8 VOUTA VS+ VS- 1 6 VIN+ 5 4 2 7 VINA- VOUTB NC 2 5 VIN- 3 6 VINA+ VINB- 23 3 7 4 VS+ VOUT 4 9 5 VINB+ VS- VOUT VS- VIN+ WDFN-6L 2x2 / UDFN-6L 2x2 TSOT-23-5 WDFN-8L 3x3 RT9148 RT9148 RT9149 Typical Application Circuit VS+ VS+ VINx+ R * S + VOUTx - TFT-LCD VINx- Capacitance VS- * : R may be needed for some applications. S Function Block Diagram VS+ VIN+ - VOUT VIN- + VS- WDFN-6L 2x2 / UDFN-6L 2x2 RT9148 VS+ VIN+ + VOUT - VIN- VS- TSOT-23-5 RT9148 VOUTA VOUTB - - VINA- VINB- + + VINA+ VINB+ VS+ VS- WDFN-8L 3x3 RT9149 Copyright 2013 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. www.richtek.com DS9148/9-04 October 2013 2 VS- VS-