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ZHCSFR2B December 2016 – March 2018 LMR23630-Q1

PRODUCTION DATA.

Unless otherwise specified the following conditions apply: V_IN = 12 V, f_SW = 400 kHz, L = 8.2 µH, C_OUT = 150 µF, T_A = 25°C.

f_SW = 400 kHz

V_OUT= 5 V

Figure 1. Efficiency vs Load Current

f_SW = 200 kHz (Sync)

V_OUT = 5 V

Figure 3. Efficiency vs Load Current

PFM Option

V_OUT = 5 V

Figure 5. Load Regulation

V_OUT = 5 V

Figure 7. Dropout Curve

V_IN = 12 V

V_FB = 1.1 V

Figure 9. I_Q vs Junction Temperature

Figure 11. VIN UVLO Hysteresis vs Junction Temperature

f_SW = 400 kHz

V_OUT= 3.3 V

Figure 2. Efficiency vs Load Current

f_SW = 200 kHz (Sync)

V_OUT = 3.3 V

Figure 4. Efficiency vs Load Current

FPWM Option

V_OUT = 5 V

Figure 6. Load Regulation

V_OUT = 3.3 V

Figure 8. Dropout Curve

Figure 10. VIN UVLO Rising Threshold vs Junction Temperature

V_IN = 12 V

Figure 12. HS and LS Current Limit vs Junction Temperature