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OB3394 Dataheets PDF



Part Number OB3394
Manufacturers On-Bright
Logo On-Bright
Description High Precision PWM power switch
Datasheet OB3394 DatasheetOB3394 Datasheet (PDF)

On-Bright internal use only OB3394 PWM OB3394 、 LED , LED 。 , TL431 , (CV)(CC)( 1 ), LED 。 LED SOURCE Rs 。 OB3394 , LED 、LED 、 ,VDD 。 EMI 。 OB3394 DIP8 。   , TL431   ,   (LEB)   VDD  LED LED VDD VDD  LED .1. CC/CV . ©On-Bright Electronics Confidential -1- Preliminary Datasheet OB_DOC_DS_339402_CN On-Bright internal use only DIP8 VDD 1 COMP 2 GND 3 INV 4 8 DRAIN 7 DRAIN 6 SOURCE 5 CS OB3394AP DIP8, Pb-free, Tube OB3394 PWM DIP8 R.

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On-Bright internal use only OB3394 PWM OB3394 、 LED , LED 。 , TL431 , (CV)(CC)( 1 ), LED 。 LED SOURCE Rs 。 OB3394 , LED 、LED 、 ,VDD 。 EMI 。 OB3394 DIP8 。   , TL431   ,   (LEB)   VDD  LED LED VDD VDD  LED .1. CC/CV . ©On-Bright Electronics Confidential -1- Preliminary Datasheet OB_DOC_DS_339402_CN On-Bright internal use only DIP8 VDD 1 COMP 2 GND 3 INV 4 8 DRAIN 7 DRAIN 6 SOURCE 5 CS OB3394AP DIP8, Pb-free, Tube OB3394 PWM DIP8 RθJA (℃/W) 75 Parameter Drain () VDD VDD COMP CS INV / TJ / Tstg (10secs) Value -0.3 to BVdss -0.3 to VDD_clamp 10 mA -0.3 to 7V -0.3 to 7V -0.3 to 7V -40 to 150 ℃ -55 to 150 ℃ 260 ℃ : “” 。 ,“ ”。, 。 ©On-Bright Electronics Confidential -2- Preliminary Datasheet OB_DOC_DS_339402_CN OB3394 PWM On-Bright internal use only Pin Num Pin Name I/O Description 1 VDD P 2 COMP I 3 GND P 4 INV I 5 CS I 6 SOURCE I 7,8 DRAIN O 230VAC±15% 90-264VAC OB3394AP 16W 11W : Drain , 50℃ 60℃。 。 ©On-Bright Electronics Confidential 3 Preliminary Datasheet OB_DOC_DS_339402_CN On-Bright internal use only OB3394 PWM (,TA = 25℃, VDD=VDDG=16V) Symbol Parameter Test Conditions Min Typ Max Unit Supply Voltage (VDD) Section I DD ST I DD op VDD=13V Operation supply current INV=2V, CS=0V, VDD=VDDG=20V - 5 2 20 uA 3 mA UVLO(ON) VDD (ON) VDD falling 8.6 9.4 10.6 V UVLO(OFF) VDD (OFF) VDD rising 13.9 15.2 16.4 V VDD_clamp OVP VDD VDD IDD=10mA Ramp VDD until gate shut down 27 28.5 30 V 26 27.5 29 V Current Sense Input Section TLEB 625 ns Vth_oc OCP 785 800 815 mV Td_oc 110 ns Z SENSE _IN T_ss CS 50 17 Kohm ms Frequency Section Freq_MaxNote 1 59 65 70 KHz Freq_Nom 50 KHz Freq_startup INV=0V, Comp=5V 14 KHz △f/Freq +/-6 % Error Amplifier section Vref_EA EA 1.955 2 2.045 V Gain EA 60 dB Power MOSFET Section BVdss 600 V Rdson 12 Ώ : 1. Freq_Max 。, CV CC , 65KHz。 ©On-Bright Electronics Confidential -4- Preliminary Datasheet OB_DOC_DS_339402_CN OB3394 PWM On-Bright internal use only Symbol A A1 A2 B B1 C D E E1 e L E2 Dimensions In Millimeters Min Max 3.710 5.334 0.381 2.921 4.953 0.350 0.650 1.524 (BSC) 0.200 0.360 9.000 10.160 6.096 7.112 7.320 8.255 2.540 (BSC) 2.921 3.810 7.620 10.920 Dimensions In Inches Min Max 0.146 0.210 0.015 0.115 0.195 0.014 0.026 0.06 (BSC) 0.008 0.014 0.354 0.400 0.240 0.280 0.288 0.325 0.1 (BSC) 0.115 0.150 0.300 0.430 ©On-Bright Electronics Confidential -5- Preliminary Datasheet OB_DOC_DS_339402_CN OB3394 PWM 、、, 。,、 。 ,。 。, 。 。 、,。, 。 、, 。 , 。 On-Bright internal use only ©On-Bright Electronics Confidential -6- Preliminary Datasheet OB_DOC_DS_339402_CN .


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