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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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NCP4304 Datenblatt(PDF) 5 Page - ON Semiconductor |
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NCP4304 Datenblatt(HTML) 5 Page - ON Semiconductor |
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5 / 32 page  NCP4304A, NCP4304B http://onsemi.com 5 ELECTRICAL CHARACTERISTICS (For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, Max TJ = 150°C, VCC = 12 V, Cload = 0 nF, R_min_ton = R_min_toff = 10 kW, Vtrig = 0 V, f_CS = 100 kHz, DC_CS = 50%, VCS_high = 4 V, VCS_low = −1 V unless otherwise noted) Symbol Unit Max Typ Min Pin Rating DRIVE OUTPUT tr_A Output voltage rise−time for A version (Cload = 10 nF) 8 − 120 − ns tr_B Output voltage rise−time for B version (Cload = 10 nF) 8 − 80 − ns tf_A Output voltage fall−time for A version (Cload = 10 nF) 8 − 50 − ns tf_B Output voltage fall−time for B version (Cload = 10 nF) 8 − 35 − ns Roh Driver source resistance (Note 3) 8 − 1.8 7 W Rol Driver sink resistance 8 − 1 2 W IDRV_pk(source) Output source peak current 8 − 2.5 − A IDRV_pk(sink) Output sink peak current 8 − 5 − A VDRV(min_A) Minimum drive output voltage for A version (VCC = VCCoff + 200 mV) 8 8.3 − − V VDRV(min_B) Minimum drive output voltage for B version (VCC = VCCoff + 200 mV) 8 4.5 − − V VDRV(CLMP_A) Driver clamp voltage for A version (12 < VCC < 28, Cload = 1 nF) 8 10 12 14.3 V VDRV(CLMP_B) Driver clamp voltage for B version (12 < VCC < 28, Cload = 1 nF) 8 5 6 8 V CS INPUT Tpd_on The total propagation delay from CS input to DRV output turn on (Vcs goes down from 4 V to −1 V, tf_CS = 5 ns, COMP pin connected to GND) 5, 8 − 60 90 ns Tpd_off The total propagation delay from CS input to DRV output turn off (Vcs goes up from −1 V to 4 V, tr_CS = 5 ns, COMP pin connected to GND), (Note 3) 5, 8 − 40 55 ns Ishift_CS Current sense input current source (VCS = 0 V) 5 95 100 105 mA Vth_cs_on Current sense pin turn−on input threshold voltage 5, 8 −120 −85 −50 mV Vth_cs_off Current sense pin turn−off threshold voltage, COMP pin connected to GND (Note 3) 5, 8 −1 − 0 mV Gcomp Compensation inverter gain 5,6,8 −1 − ICS_Leakage Current Sense input leakage current, VCS = 200 Vdc 5 − − 1 mA TRIGGER/DISABLE INPUT ttrig_pw_min Minimum trigger pulse width (Note 3) 4 30 − − ns Vtrig Trigger input threshold voltage (Vtrig goes up) 4 1.5 − 2.5 V tp_trig Propagation delay from trigger input to the DRV output (Vtrig goes up from 0 to 5 V, tr_trig = 5 ns) 4 − 13 30 ns ttrig_light_load Light load turn off filter duration 4 70 100 130 ms ttrig_light_load_rec. IC operation recovery time when leaving light load disable mode (Vtrig goes down from 5 to 0 V, tf_trig = 5 ns) 4 − − 10 us tt_blank Blanking time of trigger/dis during DRV rising edge (VCS < Vth_cs_on, single pulse on trigger/dis ttrig_pw = 50 ns) 4 − 120 − ns Itrig Trigger input pull down current (Vtrig = 5 V) 4 − 10 − mA MINIMUM Ton AND Toff ADJUST Ton_min Minimum Ton period (RT_on_min = 0 W) 3 − 130 − ns Toff_min Minimum Toff period (RT_off_min = 0 W) 2 560 600 690 ns Ton_min Minimum Ton period (RT_on_min = 10 kW) 3 0.9 1.0 1.1 ms Toff_min Minimum Toff period (RT_off_min = 10 kW) 2 0.9 1.0 1.1 ms Ton_min Minimum Ton period (RT_on_min = 50 kW) 3 − 4.8 − ms Toff_min Minimum Toff period (RT_off_min = 50 kW) 2 − 4.8 − ms 3. Guaranteed by design. |
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