STD123UF Datasheet. Specs and Replacement
Type Designator: STD123UF
SMD Transistor Code: 123
Material of Transistor: Si
Polarity: NPN
Absolute Maximum Ratings
Maximum Collector Power Dissipation (Pc): 0.2 W
Maximum Collector-Base Voltage |Vcb|: 20 V
Maximum Collector-Emitter Voltage |Vce|: 15 V
Maximum Emitter-Base Voltage |Veb|: 6.5 V
Maximum Collector Current |Ic max|: 1 A
Max. Operating Junction Temperature (Tj): 150 °C
Electrical Characteristics
Transition Frequency (ft): 260 MHz
Collector Capacitance (Cc): 5 pF
Forward Current Transfer Ratio (hFE), MIN: 150
Noise Figure, dB: -
Package: SOT-323F
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STD123UF datasheet
..1. Size:148K auk
std123uf.pdf 

STD123UF Semiconductor Semiconductor NPN Silicon Transistor Features Low saturation medium current application Extremely low collector saturation voltage Suitable for low voltage large current drivers High DC current gain and large current capability Low on resistance RON=0.6 (Max.) (IB=1mA) Ordering Information Type NO. Marking Package Code S... See More ⇒
7.1. Size:245K auk
std123u.pdf 

STD123U NPN Silicon Transistor Features PIN Connection Low saturation medium current application Extremely low collector saturation voltage Suitable for low voltage large current drivers High DC current gain and large current capability 3 Low on resistance RON=0.6 (Max.) (IB=1mA) 1 2 SOT-323 Ordering Information Type NO. Marking Package Cod... See More ⇒
8.1. Size:324K auk
std123s.pdf 

STD123S NPN Silicon Transistor Features Low saturation medium current application Extremely low collector saturation voltage COLLECTOR 3 Suitable for low voltage large current drivers 3 High DC current gain and large current capability 1 Low on resistance R =0.6 (Max.) (I =1mA) ON B BASE Ordering Information 2 EMITTER Part Number Marking P... See More ⇒
8.2. Size:256K auk
std123as.pdf 

STD123AS NPN Silicon Transistor PIN Connection Features High & low saturation transistor. hFE=400 Min. @VCE=1V, Ic=100mA Suitable for large current drive directly. Application for IRED Drive transistor in remote transmitter. SOT-23 Ordering Information Type NO. Marking Package Code 12A STD123AS SOT-23 Device Code Year&Week Co... See More ⇒
8.3. Size:257K auk
std123asf.pdf 

STD123ASF NPN Silicon Transistor Features PIN Connection High & low saturation transistor. hFE=400 Min. @VCE=1V, Ic=100mA Suitable for large current drive directly. 3 Application for IRED Drive transistor in remote transmitter. 1 2 SOT-23F Ordering Information Type NO. Marking Package Code 12A STD123ASF SOT-23F Device Code ... See More ⇒
8.4. Size:174K auk
std123.pdf 

STD123 NPN Silicon Transistor Features PIN Connection Low saturation medium current application C Extremely low collector saturation voltage Suitable for low voltage large current drivers High DC current gain and large current capability B Low on resistance RON=0.6 (Max.) (IB=1mA) E TO-92 Ordering Information Type NO. Marking Package Code ... See More ⇒
8.5. Size:202K auk
std123sf.pdf 

STD123SF Semiconductor Semiconductor NPN Silicon Transistor Features Low saturation medium current application Extremely low collector saturation voltage Suitable for low voltage large current drivers High DC current gain and large current capability Low on resistance RON=0.6 (Max.) (IB=1mA) Ordering Information Type NO. Marking Package Code S... See More ⇒
8.6. Size:707K jiangsu
std123s.pdf 

JIANGSU CHANGJING ELECTRONICS TECHNOLOGY CO., LTD SOT-23 Plastic-Encapsulate Transistors STD123S TRANSISTOR (NPN) SOT-23 FEATURES Low saturation medium current application 1. BASE Extremely low collector saturation voltage 2. EMITTER Suitable for low voltage large current drivers 3. COLLECTOR High DC current gain and large current capability Low on resistance RON=0.6 (M... See More ⇒
8.7. Size:939K htsemi
std123s.pdf 

STD1 23S TRANSISTOR(NPN) SOT-23 FEATURES Low saturation medium current application 1. BASE Extremely low collector saturation voltage 2. EMITTER Suitable for low voltage large current drivers 3. COLLECTOR High DC current gain and large current capability Low on resistance RON=0.6 (Max.) (IB=1mA) Marking 123 MAXIMUM RATINGS (TA=25 unless otherwise noted)... See More ⇒
8.8. Size:211K lge
std123s.pdf 

STD123S SOT-23 Transistor(NPN) SOT-23 1. BASE 2. EMITTER 3. COLLECTOR Features Low saturation medium current application Extremely low collector saturation voltage Suitable for low voltage large current drivers High DC current gain and large current capability Low on resistance RON=0.6 (Max.) (IB=1mA) Marking 123 Dimensions in inches and (millimeters) MA... See More ⇒
Detailed specifications: STC411, STC5551F, STC945, STD123, STD123AS, STD123ASF, STD123SF, STD123U, 2SC5198, STD129, STD1664, STD1766, STD1862, STD1862L, STD361, STD6528EF, STD6528S
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