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BD9896FV-E2 Datasheet(PDF) 2 Page - Rohm |
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BD9896FV-E2 Datasheet(HTML) 2 Page - Rohm |
2 / 5 page 2/4 REV. C ○Electric Characteristics(Ta=25℃,VCC=7V) Parameter Symbol Limits Unit Conditions MIN. TYP. MAX. ((WHOLE DEVICE) ) Operating current Icc1 - - 17.0 mA CT_SYNC_IN=Low Stand-by current Icc2 - - 10 μA CT_SYNC_IN=OPEN ((OVER VOLTAGE DETECT)) FB over voltage detect voltage Vovf 2.20 2.40 2.60 V ((STAND BY CONTROL)) Stand-by voltage L VstL -0.3 - 0.8 V Input voltage range of Slave setting VstH1 1.8 - 2.25 V Input voltage range of Master setting VstH2 2.55 - VCC V ((TIMER LATCH)) Timer Latch voltage Vcp 1.9 2.0 2.1 V Timer Latch current Icp 0.5 1.0 1.5 μA ((BURST MODE)) BOSC Max voltage VburH 1.94 2.0 2.06 V fBCT=0.3kHz BOSC Min Voltage VburL 0.4 0.5 0.6 V fBCT=0.3kHz BOSC constant current IBCT 1.35/BRT 1.5/BRT 1.65/BRT A BOSC frequency fBCT 292.5 300 307.5 Hz BRT=36kΩ BCT=0.048μF ((OSC BLOCK)) MAX DUTY MAXDUTY 44 46.5 49 % fout=60kHz Soft start current Iss 1.0 2.0 3.0 μA IS COMP detect Voltage Visc 0.45 0.50 0.55 V SS COMP detect voltage Vssc 2.0 2.2 2.4 V SRT ON resistance RSRT - 200 400 Ω ((UVLO BLOCK)) Detect voltage (VCC_UVLO) Vcc_vuvlo 5.100 5.300 5.500 V Hysteresis width (VCC_UVLO) ⊿Vcc_vuvlo 0.150 0.200 0.250 V Operating voltage (UVLO) Vuvlo 2.260 2.340 2.420 V Hysteresis width (UVLO) ⊿Vuvlo 0.075 0.100 0.125 V ((REG BLOCK)) REG output voltage VREG 3.038 3.100 3.162 V REG source current IREG 5.0 - - mA ((FEED BACK BLOCK)) IS threshold voltage ① Vis① 1.225 1.250 1.275 V VREF pin:OPEN,REG is shorted IS threshold voltage ② Vis② - VREFIN VIS① V VREF pin is supplied VS threshold voltage Vvs 1.220 1.250 1.280 V IS source current 1 Iis1 - - 1.5 μA DUTY=2.2V IS source current 2 Iis2 13.0 20.0 27.0 μA DUTY=0V、IS=0.5V VS source current Ivs - - 1.0 μA VREF input voltage range VREF IN 0.6 - 1.6 V Over 1.25V is not effective ((OUTPUT BLOCK) ) NBch output voltage H VoutNBH VCC-0.3 VCC-0.1 - V NAch output voltageH VoutNAH VCC-0.3 VCC-0.1 - V NBch output voltage L VoutNBL - 0.1 0.3 V NAch output voltage L VoutNAL - 0.1 0.3 V NBch output sink resistance RsinkNB - 5 10 Ω Isink = 10mA NBch output source resistance RsourceNB - 8 16 Ω Isource = 10mA NAch output sink resistance RsinkNA - 5 10 Ω Isink = 10mA NAch output source resistance RsourceNA - 8 16 Ω Isource = 10mA Drive output frequency fOUT 57.9 60.0 62.1 KHz RT=15.94kΩ ((COMP BLOCK)) Overr voltage detect VCOMPH 2.4 2.5 2.6 V Hysteresis width (COMP) ⊿VCOMPH 0.040 0.060 0.080 V ((PROTECT CLOCK)) FAIL-pin On resistor value R_FAIL - 200 400 Ω (( SYNCRO BLOCK)) CT_SYNC_IN_High input Voltage Range VCT_SYNC_IN_H 2.0 - VCC*0.8 V CT_SYNC_IN_Low input Voltage Range VCT_SYNC_IN_L -0.3 - 1.5 V CT_SYNC_IN Pull-up resistor RCT_SYNC_IN _pull_up 500 - - kΩ CT_SYNC_IN Self-oscillation voltage VCT_SYNC_IN VCC*0.9 - VCC V CT_SYNC_OUT sink resistor value RCT_SYNC_OUT_sink - 150 300 Ω CT_SYNC_OUT source resistor value RCT_SYNC_OUT_source - 370 740 Ω CT_SYNC_OUT_High output Voltage Range VCT_SYNC_OUT _H 2.8 3.1 3.4 V CT_SYNC_OUT_Low output Voltage Range VCT_SYNC_OUT_L - - 0.5 V SRT SYNC Exchange detect Voltage Vsrtc 0.5 0.8 1.1 V (This product is not designed for normal operation with in a radio active environment.) |
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