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Price @ 1000
$ 0.47
$ 0.266
$ 0.266
Stock
437,921
1,205,536
1,205,536
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
11.5 V
11.5 V
11.5 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
공급망
Country of OriginMorocco
Export Control Classification Number (ECCN) CodeEAR99
Harmonized Tariff Schedule (HTS) Code8542.39.00.60
Introduction Date1980-01-06
Lifecycle StatusProduction (Last Updated: 4 weeks ago)
관련 부품
onsemiNCP1217D65R2
Switching Controller, Current-mode, 0.5A, 71.5kHz Switching Freq-Max, CMOS, PDSO8
설명
유통업체에서 제공한 STMicroelectronics UC3844BD1에 대한 설명입니다.
UC3844B Series 250 kHz High Performance Current Mode PWM Controller - SOIC-8
Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8
UC3844BD1, PWM Current Mode Controller, 1 A, 500 kHz 8-Pin SOIC
Boost/Flyback Transistor Driver, Up to 500kHz, 5.1V/4.9V/30V/11.5V, SOIC-8, SMD, 4.9mm × 3.9mm × 1.75mm
Pwm Controller, 500Khz, 0 To 70Deg C; |Stmicroelectronics UC3844BD1
PWM Pulse Width Modulator Controllers PWM CONTROLLER
HIGH PERFORMANCE CURRENT MODE CONTROLLERS
IC REG CTRLR BST FLYBK ISO 8-SO
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
제조업체 별칭
STMicroelectronics에는 유통업체가 대체하여 사용할 수 있는 전 세계 여러 브랜드가 있습니다. STMicroelectronics는 다음 이름으로도 알려져 있습니다:
- 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
기술 사양
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 Current30 mA
Max Supply Voltage30 V
Max Switching Frequency500 kHz
Min Input Voltage11.5 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
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
규정 준수
환경 분류
China RoHSCompliant
Lead FreeLead Free
Radiation HardeningNo
REACH SVHCUnaffected
RoHSCompliant