价格与库存
| Distributor | SKU | Min | Pkg | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rochester Electronics | UC3844ADTR | 9,400 | 20h | |||||||||
| Verical | UC3844ADTR | 1,900 | 628 | |||||||||
| DigiKey | 296-UC3844ADCT-ND | 4,205 | 1 | Cut Tape | ||||||||
| Mouser | 595-UC3844ADTR | 2,920 | 1 | Tape & Reel | ||||||||
| Win Source | WS-UC3844ADTR | 19,800 | 75 | 21h |
备用零件
Price @ 1000
$ 0.473
$ 0.479
$ 0.479
Stock
312,549
485,249
485,249
Authorized Distributors
4
5
5
Topology
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Buck-Boost, Flyback
Boost, Buck, Buck-Boost, Flyback
Output Voltage
15 V
-
-
Min Input Voltage
-
-
-
Max Input Voltage
-
-
-
Max Input Current
-
-
-
Efficiency
-
-
-
Max Switching Frequency
-
-
-
Output Voltage Accuracy
-
-
-
Fault Protection
-
-
-
Synchronous Rectifier
-
-
-
Case/Package
SOIC
SOIC
SOIC
Number of Pins
14
14
14
供应链
Lifecycle StatusProduction (Last Updated: 6 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 6 days ago)
相关零件
Texas InstrumentsUC3843ADTR
IC REG CTRLR MULT TOP 14SOIC / Current Mode PWM Controller 5V 1A 500kHz 14-Pin SOIC T/R
描述
由其分销商提供的 Texas Instruments UC3844ADTR 的描述。
CURRENT-MODE BIPOLAR DUAL Surface Mount DC-DC Controller IC 50ns 0C~70C TA Up to 500kHz 15V
30-V, 1A, 500KHz current mode PWM controller with 16V/10V UVLO 50% duty cycle, 0°C to 70°C 14-SOIC 0 to 70
10V~30V SOIC-14 AC-DC Controllers and Regulators ROHS
PWM Power Supply Controllers Current-Mode PWM Controller
UCx84xA Current-Mode PWM Controller
UC3844A CURRENT MODE PWM CONTROL
Pulse Width Modulation (PWM) Controller IC; Frequency:450kHz; No. of Pins:14; Operating Temperature Range:0°C to +70°C; Control Mode:Current; Number of PWM Outputs:1; Output Current:200mA; Package/Case:14-SOIC ;RoHS Compliant: Yes
制造商别名
Texas Instruments 在全球拥有多个品牌，分销商可将其用作替代名称。Texas Instruments 也可称为以下名称：
- TI
- TEXAS
- TEXAS INST
- TEXAS INSTR
- TEXAS INSTRUMENT
- TEXAS INSTRUMENTS INC
- TEXAS INS
- TEXAS INSTRU
- TEXAS INSTRUMEN
- TI/NS
- TEX
- Texas Instruments (TI)
- TEXASIN
- TEXAS INSTRUMENTS INCORPORATED
- TEXINS
- TEXAS INTRUMENTS
- TEAXS
- TEXASI
- TEXAS INSTRUM
- TI Texas Instruments
- TEXAS USD
- TEXAS INSRUMENTS
- TEXAS INSRUMENT
- TEXAS INSTUMENTS
- TI-ROHS
- Texas Instr.
- Texas Instruments Inc.
技术规格
Physical
Case/PackageSOIC
Number of Pins14
Weight122.413241 mg
Technical
Duty Cycle50 %
Fall Time50 ns
Frequency450 kHz
Max Duty Cycle50 %
Max Frequency500 kHz
Max Operating Temperature70 °C
Max Supply Voltage30 V
Min Operating Temperature0 °C
Nominal Input Voltage25 V
Number of Outputs1
Output Voltage15 V
PackagingTape & Reel (TR)
Rise Time50 ns
Switching Frequency500 kHz
TopologyBoost, Buck, Buck-Boost, Flyback
Dimensions
Height0 m
Length8.65 mm
Thickness1.58 mm
Width3.91 mm