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SMD Schottky Diode SD103AW-SD103CW

   按此還有更多  350mA SURFACE MOUNT SCHOTTKY BARRIER DIODE 

   PDF File  350mA SD103AW-SD103CW (20V-40V) SOD-123  

SINLOON® 小型化蕭特基二極管 SD103AW - SD103CW
Case: SOD-123 350mA Surface Mount Schottky Barrier Diode
                         
FEATURE:     MECHANICAL CHARACTERISTICS:   
Fast Switching    Case: SOD-123 Molded Plastic   
SMD Package Pad    Weight: 0.01 Grams (approx)   
Very Low Forward Voltage Marking:     Device Part Code 
Designed for Surface Mount Application    Polarity:     Cathode Band
PN Junction Guard Ring for Transient and ESD Protection. Terminals: Plated leads solder able per MIL-STD-202, Method 208.
Plastic Material - UL Recognition Flammability Classification 94V-0   Lead Free for Rohm / Lead free version and "LF" suffix to part number.
                         
 
 Maximum Ratings @TA=25 unless otherwise specified
Characteristic Part Code SD103AW SD103BW SD103CW Unit
Symbol  S6 (S4) S7 (S5) S8 (S6)
DC Blocking Voltage: VR 40 30 20 V
Peak Repetitive Reverse Voltage VRRM
Working Peak Reverse Voltage VRWM
Forward Continuous Current (note 1) IF 350 350 350 mA
Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave superimposed on rated load (JEDC Method) IFSM 2.0 A
Power Dissipation Pd 410 mW
Typical Thermal Resistance, Junction to Ambient (Note 1) RθJA 300 /W
Forward Voltage Drop       @IF = 20mA VFM. 0.37 0.37 0.39 V
 @IF = 200mA 0.60 0.60 0.9
Peak Reverse Leakage Current @Rated DC Blocking Voltage IRM. 200 200 200 μA
Total Junction Capacitance @ VR=0V, f=1.0MHz CT 50 50 50 pF
Typical Reverse Recovery Time @IF = IR = 50mA to 200mA trr 10.0 nS
@IRR = 0.1 x IR, RL=100Ω
Operating and Storage Temperature Range TJ,TSTG. -65 to +125
Note: 1. Valid provided that terminals are kept at ambient temperature. Return to Schottky Diode First Page
 
 

 

 
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MLH4W 電阻適用於稳压模块(PRM)稳压器

 產品應用          

MLH4W 電阻適用於稳压模块(PRM)稳压器

T    背光方案要求用恆定電流來驅動串連著的大功率LED列陣,一般來說,恆定電流是用來确保可預測的發光亮度和色度值。V.I 晶片非隔離預穏壓模块(PRM)穏壓器倍增電流電壓轉換模块(VTM),電壓變換器雖然主要設計用於利用適應環路穏壓方法提供穏定的電壓,但也可以通過簡單的電路修改而達至穏定的輸出電流。與傳統方法相比,使用PRMVTM提供穏定電流具有許多優點。在系統中使用VTM可以倍增負載點的電流, VTM的輸出電流正比於它輸入電流(如下公式所示Fig-1) ,其中KVTM K系數,或簡單的將其稱為壓降比。

 

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