价格与库存
| Distributor | SKU | Min | Pkg | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Arrow Electronics | TPS54478RTET | 250 | 1 | |||||||||
| DigiKey | 296-29064-1-ND | 95 | 1 | Cut Tape | ||||||||
| Mouser | 595-TPS54478RTET | 421 | 1 | Tape & Reel | ||||||||
| Win Source | WS-TPS54478RTET | 33,000 | 11 | 23h | ||||||||
| Worldway Electronics | TPS54478RTET | 10,063 | 7 | Tape & Reel | 22h |
备用零件
Price @ 1000
$ 2.136
$ 1.75
Stock
212,599
629,300
Authorized Distributors
3
2
Case/Package
QFN
-
Number of Pins
16
16
Number of Outputs
1
1
Max Output Current
4 A
4 A
Switching Frequency
2 MHz
2 MHz
Min Input Voltage
2.95 V
2.95 V
Max Input Voltage
6 V
6 V
Min Output Voltage
600 mV
600 mV
Max Output Voltage
4.5 V
4.5 V
Efficiency
-
-
Synchronous Rectifier
Yes
Yes
供应链
Lifecycle StatusProduction (Last Updated: 6 days ago)
Manufacturer Lifecycle StatusACTIVE (Last Updated: 6 days ago)
工程资源
查看 Texas Instruments TPS54478RTET 的评估工作包和参考设计。
评估工具包
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描述
由其分销商提供的 Texas Instruments TPS54478RTET 的描述。
Conv DC-DC 2.95V to 6V Synchronous Step Down Single-Out 0.6V to 4.5V 4A 16-Pin WQFN EP T/R
Buck Yes 200KHz~2MHz Adjustable 1 4.5V 600mV 6V 2.95V QFN , 750¦Ìm
Switching Voltage Regulators 2.95V-6Vin,6A,Sync Step-Down Converter
TPS54478 Cut Tape (CT) Nickel/Palladium/Gold (Ni/Pd/Au) ACTIVE (Last Updated: 1day ago) DC to DC switching regulator 3.3V 3mm 4A 200kHz~2MHz
BUCK, SYNC, ADJ, 16WQFN; Topologie: Buck Synchrone (Abaisseur); Tension, entrée min.: 2.95V; Tension, entrée max..: 6V; Nombre de canaux de sortie: 1Sortie(s); Boîtier de convertisseur DC / DC: WQFN; Nombre de broches: 16Broch
BUCK, SYNC, ADJ, 16WQFN; Topology:Synchronous Buck (Step Down); Input Voltage Min:2.95V; Input Voltage Max:6V; No. of Outputs:1Outputs; DC / DC Converter IC Case:WQFN; No. of Pins:16Pins; Output Current:4A; Output Voltage Min:600mV; Output Voltage Max:4.5V; Switching Frequency:2MHz; Operating Temperature Max:150°C; Product Range:-; Automotive Qualification Standard:-; MSL:MSL 2 - 1 year; SVHC:No SVHC (15-Jan-2019); Base Number:54478; Operating Temperature Min:-40°C; Operating Temperature Range:-40°C to +150°C; Output Voltage:4.5V; Primary Input Voltage:6V
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/PackageQFN
MountSurface Mount
Number of Pins16
Technical
Max Duty Cycle98 %
Max Input Voltage6 V
Max Junction Temperature (Tj)150 °C
Max Operating Temperature150 °C
Max Output Current4 A
Max Output Voltage4.5 V
Max Supply Voltage6 V
Min Input Voltage2.95 V
Min Operating Temperature-40 °C
Min Output Voltage600 mV
Min Supply Voltage2.95 V
Nominal Supply Current525 µA
Number of Outputs1
Operating Supply Voltage6 V
Output ConfigurationPositive
Output Current4 A
Output TypeAdjustable
Output Voltage1.8 V
Quiescent Current35 µA
Schedule B8542390000
Switching Frequency2 MHz
Synchronous RectifierYes
TopologyBuck
Dimensions
Height800 µm
Length3 mm
Thickness750 µm
Width3 mm