备用零件
Price @ 1000
$ 0.444
$ 0.608
$ 0.608
Stock
2,964,605
207,782
207,782
Authorized Distributors
6
6
6
Topology
Boost, Flyback
Boost, Flyback
Boost, Flyback
Output Voltage
5.1 V
5.1 V
5.1 V
Min Input Voltage
8.2 V
8.2 V
8.2 V
Max Input Voltage
30 V
30 V
30 V
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
500 kHz
500 kHz
500 kHz
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
SOP
SOP
SOP
Number of Pins
8
8
8
供应链
Country of OriginMorocco
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1988-09-01
Lifecycle StatusProduction (Last Updated: 5 months ago)
描述
由其分销商提供的 STMicroelectronics UC3845BD1013TR 的描述。
UC3845B Series 36 V 275 kHz High Performance Current Mode Controller - SOIC-14
PWM CONTROLLER, 500KHZ, 0 TO 70DEG C; Input Voltage:30V; Output Voltage:-; Output Current:1A; Supply Voltage Min:-; Supply Voltage Max:-; Controller IC Case Style:SOIC; No. of Pins:8Pins; Frequency:500kHz; Operating Temp
Topology = Flyback / Output Voltage Min. V = 5 / Output Voltage Max. V = 5 / Output Current A = 1 / Switching Frequency kHz = 500 / Duty Cycle % = 50 / Outputs = 2 / Supply Voltage Min. V = 30 / Operating Temperature Min. °C = -40 / Operating Temperature Max. °C = 150 / Package Type = SO-8 / Pins = 8 / Mounting Type = SMD / Packaging = Tape & Reel / Length mm = 5 / Width mm = 4 / Height mm = 1.25 / Power Dissipation (Pd) W = 1.25
制造商别名
STMicroelectronics 在全球拥有多个品牌，分销商可将其用作替代名称。STMicroelectronics 也可称为以下名称：
- ST MICRO
- STM
- SGS
- SGS THOMSON
- INMOS
- STMICROE
- STMICROEL
- STMICR
- ST MIC
- ST MICROELECTRONIC
- SGS THOMPSON
- SESCOSEM
- STMICROELECT
- ST8
- STMICROELECTRON
- WAFERSCALE
- SGS-ATES
- ST MICROELECTRONICS SEMI
- ST/SGS
- ST MICROELECTRO
- SGST
- THOMS
- STMICROELE
- WAFERSCALE INTEGRATION INC
- SGS-Thomson Microelectronics
- ST Microeletronics
技术规格
Physical
Case/PackageSOP
MountSurface Mount
Number of Pins8
Number of Terminals8
Technical
Duty Cycle50 %
Fall Time50 ns
Frequency500 kHz
Max Duty Cycle50 %
Max Frequency500 kHz
Max Input Voltage30 V
Max Operating Temperature70 °C
Max Output Current1 A
Max Supply Current12 mA
Max Supply Voltage30 V
Max Switching Frequency500 kHz
Min Input Voltage8.2 V
Min Operating Temperature0 °C
Nominal Input Voltage15 V
Number of Channels1
Number of Circuits1
Number of Outputs1
Output Current1 A
Output Voltage5.1 V
PackagingTape and Reel
Quiescent Current12 mA
Rise Time50 ns
Schedule B8542390000
Switching Frequency500 kHz
Temperature GradeCommercial
TopologyBoost, Flyback
Dimensions
Height1.25 mm
Height - Seated (Max)1.75 mm
Length4.9 mm
Terminal Pitch1.27 mm
Width3.9 mm