ISL6406 Single Synchronous Buck Pulse-Width Modulation (PWM) Controller 3.3 5 0.8 5 20 3.3 to 5 7 9.8 1.13 16 Ld QFN 16 Ld QFN T+R 16 Ld SOIC 16 Ld SOIC T+R 16 Ld TSSOP 16 Ld TSSOP T+R Eval Board ISL6420 Advanced Single Synchronous Buck Pulse-Width Modulation (PWM) Controller 4.5 16 0.6 VIN -0.5V 20 5 1.4 2 1.37 20 Ld QFN 20 Ld QFN T+R 20 Ld QSOP 20 Ld QSOP T+R ISL6522B Buck and Synchronous Rectifier Pulse-Width Modulator (PWM) Controller 2.5 12 0.8 VIN 25 12 5 1.40 14 Ld SOIC 14 Ld SOIC T+R 14 Ld TSSOP 14 Ld TSSOP T+R 16 Ld QFN 16 Ld QFN T+R Eval Board ISL6526A Single Synchronous Buck Pulse-Width Modulation (PWM) Controller 2.5 5 0.8 VIN 20 3.3 to 5 6.1 6.9 1.06 14 Ld SOIC 14 Ld SOIC T+R 16 Ld QFN 16 Ld QFN T+R Eval Board ISL6527A Single Synchronous Buck Pulse-Width Modulation (PWM) Controller 2.5 5 0.8 VIN 20 3.3 to 5 2.6 3.3 0.96 14 Ld SOIC 14 Ld SOIC T+R 16 Ld QFN 16 Ld QFN T+R Eval Board ISL6540A Single-Phase Buck PWM Controller with Integrated High Speed MOSFET Driver and Pre-Biased Load Capability 3.3 20 0.6 VIN 30 1.47 28 Ld QFN 28 Ld QFN T+R Eval Board