ncp5901b ON Semiconductor, ncp5901b Datasheet
ncp5901b
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ncp5901b Summary of contents
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... VR12 Compatible Synchronous Buck MOSFET Drivers The NCP5901B is a high performance dual MOSFET gate driver optimized to drive the gates of both high−side and low−side power MOSFETs in a synchronous buck converter. It can drive load with propagation delay and 20 ns transition time. ...
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VCC PWM EN Table 1. Pin Descriptions Pin No. Symbol 1 BST Floating bootstrap supply pin for high side gate driver. Connect the bootstrap capacitor between this pin and the SW pin. 2 PWM Control input. The PWM signal has ...
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... C4 R164 0.027uF R1 1.02 0.0 NCP5901B TP3 R143 0.0 TP4 BST HG PWM PWM SW DRON EN GND VCC LG PAD TP8 C5 1uF Table 2. ABSOLUTE MAXIMUM RATINGS Pin Symbol VCC BST SW DRVH DRVL PWM EN GND Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied ...
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Table 4. ELECTRICAL CHARACTERISTICS 4.5 V < BST−SWN < 13.2 V, 4.5 V < BST < < SWN < Parameter SUPPLY VOLTAGE VCC Operation Voltage Power ON Reset Threshold UNDERVOLTAGE LOCKOUT VCC Start Threshold ...
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Table 4. ELECTRICAL CHARACTERISTICS 4.5 V < BST−SWN < 13.2 V, 4.5 V < BST < < SWN < Parameter HIGH SIDE DRIVER (VCC = 5 V) DRVH Pull Down Resistance LOW SIDE DRIVER ...
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PWM DRVH−SW DRVL IL 1V Figure 4. Figure 5. Timing Diagram http://onsemi.com 6 ...
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... The NCP5901B gate driver is a single phase MOSFET driver designed for driving N−channel MOSFETs in a synchronous buck converter topology. The NCP5901B is designed to work with ON Semiconductor’s NCP6131 multi−phase controller. This gate driver is optimized for desktop applications. Undervoltage Lockout The DRVH and DRVL are held low until V 4 ...
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... C SEATING PLANE −Z− 0.25 (0.010 *For additional information on our Pb−Free strategy and soldering details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D. PACKAGE DIMENSIONS SOIC−8 NB CASE 751−07 ISSUE 0.10 (0.004) ...
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... MILLIMETERS DIM MIN MAX A 0.80 1.00 A1 0.00 0.05 A3 0.20 REF b 0.20 0.30 D 2.00 BSC D2 1.10 1.30 E 2.00 BSC E2 0.70 0.90 e 0.50 BSC 0.30 REF K L 0.25 0.35 L1 −−− 0.10 RECOMMENDED SOLDERING FOOTPRINT* 8X 1.30 0.50 2.30 1 0.50 PITCH DIMENSIONS: MILLIMETERS ON Semiconductor Website: www.onsemi.com Order Literature: http://www.onsemi.com/orderlit For additional information, please contact your loca Sales Representative NCP5901B/D ...