High Precision PWM power switch
On-Bright internal use only
OB3394
PWM
OB3394 、 LED , LED 。 , TL431 , (CV)(CC)( 1 ), LED 。 LED SOURCE Rs 。 OB33...
Description
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=1...
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