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TS30013-M050 Scheda tecnica(PDF) 6 Page - Semtech Corporation |
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TS30013-M050 Scheda tecnica(HTML) 6 Page - Semtech Corporation |
6 / 18 page TS30011/12/13 Final Datasheet Rev 1.7 August 24, 2015 www.semtech.com 6 of 18 Semtech Regulator Characteristics Electrical Characteristics, T J = -40C to 125C, VCC = 12V (unless otherwise noted) Parameter Symbol Conditions Min. Typ. Max. Units Switch Mode Regulator: L=4.7uH and C=2 x 22uF Output Voltage Tolerance in PWM Mode V OUT-PWM I LOAD =1A V OUT – 2% V OUT V OUT + 2% V Output Voltage Tolerance in PFM Mode V OUT-PFM I LOAD = 0A V OUT – 1% V OUT + 1% V OUT + 3% V High Side Switch On Resistance R DSON I VSW = -1A (Note 1) 180 mΩ Low Side Switch On Resistance I VSW = 1A (Note 1) 120 mΩ Output Current I OUT TS30013 (Note 4) 3 A TS30012 (Note 4) 2 A TS30011 1 A Over Current Detect (High Side Switch Current) I OCD TS30013 3.4 3.8 4.4 A TS30012 2.4 2.8 3.4 A TS30011 1.4 1.8 2.4 A Feedback Reference (Adjustable Mode) FB TH (Note 3) 0.886 0.9 0.914 V Feedback Reference Tolerance FB TH-TOL (Note 3) -1.5 1.5 % Soft start Ramp Time t SS 4 ms PFM Mode FB Comparator Threshold FB TH-PFM V OUT + 1% V V OUT Under Voltage Threshold V OUT-UV 91% V OUT 93% V OUT 95% V OUT V OUT Under Voltage Hysteresis V OUT-UV_HYST 1.5% V OUT V OUT Over Voltage Threshold V OUT-OV 103% V OUT V OUT Over Voltage Hysteresis V OUT-OV_HYST 1% V OUT Max Duty Cycle DUTY MAX (Note 2) 95% 97% 99% Note 1: R DSON is characterized at 1A and tested at lower current in production. Note 2: Regulator VSW pin is forced off for 240ns every 8 cycles to ensure the BST cap is replenished. Note 3: For the adjustable version, the ratio of VCC/Vout cannot exceed 16. Note 4: Based on Over Current Detect testing |
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