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DC-DC變換電路

12V轉5V降壓芯片 12V轉3.3V穩壓芯片

1， LDO穩壓芯片電路圖，40V寬輸入，PW6206和PW6513(SOT23-3/SOT89-3)2， 1.2安培，30V寬輸入，DC-DC降壓芯片和PCB和BOM，PW23123， 3.0安培，30V寬輸入，DC-DC降壓芯片和PCB和BOM，PW23304， 5.0安培，30V寬輸入，DC-DC降壓芯片和PCB和BOM，PW2205

標簽： 穩壓芯片

上傳時間： 2022-01-12

上傳用戶：d1997wayne
PW5300_2.0.pdf規格書下載

The PW5300 is a current mode boost DC-DC converter. Its PWM circuitry with built-in 0.2? powerMOSFET make this regulator highly power efficient. The internal compensation network alsominimizes as much as 6 external component counts. The non-inverting input of error amplifierconnects to a 0.6V precision reference voltage and internal soft-start function can reduce the inrushcurrent. The PW5300 is available in the SOT23-6L package and provides space-saving PCB for theapplication fields

標簽： pw5300

上傳時間： 2022-02-11

上傳用戶：jiabin
PW5200系列_2.0.pdf規格書下載

The PW5200A/ PW5200C is high efficiency synchronous, PWM step-up DC/DC converters optimizedto provide a high efficient solution to medium power systems. The devices work with a 1.4MHz fixedfrequency switching. These features minimize overall solution footprint by allowing the use of tiny,low profile inductors and ceramic capacitors. Automatic PWM/PFM mode switching at light loadsaves power and improves efficiency

標簽： pw5200

上傳時間： 2022-02-11

上傳用戶：
PW5100_2.0.pdf規格書下載

PW5100 是一款高效率、低功耗、低紋波、高工作頻率的 PFM 同步升壓 DC/DC 變換器。輸出電壓可以進行內部調節，實現從 3.0V 至 5.0V 的固定輸出電壓，調節步進為 0.1V。PW5100 僅需要三個外圍元件，就可將低輸入電壓升壓到所需的工作電壓。系統的工作頻率高達 1.2MHz，支持小型的外部電感器和輸出電容器，同時又能保持超低的靜態電流，實現最高的效率。

標簽： pw5100

上傳時間： 2022-02-11

上傳用戶：20125101110
PW2906_2.0.pdf規格書下載

PW2906 是一款高效、高壓降壓型 DC-DC 轉換器，固定 150KHz 開關頻率，可提供最高 0.6A輸出電流能力，低紋波，出色的線性調整率與負載調整率。PW2906 內置固定頻率振蕩器與頻率補償電路，簡化了電路設計。 PWM 控制環路可以調節占空比從 0~100%之間線性變化。PW2906 輸出 5V 時最大 0.6A 輸出電流，輸出 15V 時最大 0.3A 輸出電流

標簽： pw2906

上傳時間： 2022-02-11

上傳用戶：
PW2902_2.0.pdf規格書下載

PW2902 是一款支持寬電壓輸入的開關降壓型 DC-DC，芯片內置 100V/5A 功率 MOS，最高輸入電壓 90V。 PW2902 具有低待機功耗、高效率、低紋波、優異的母線電壓調整率和負載調整率等特性。支持大電流輸出，輸出電流可達 2A 以上。 PW2902 同時支持輸出恒壓和輸出恒流功能。PW2902 采用固定頻率的 PWM 控制方式，典型開關頻率為 140KHz。輕載時會自動降低開關頻率以獲得高轉換效率。 PW2902 內部集成軟啟動以及過溫保護電路，輸出短路保護，限流保護等功能，提高系統可靠性。PW2902 支持輸出電壓 5V 和 12V 時，輸出電流 2 安培

標簽： pw2902

上傳時間： 2022-02-11

上傳用戶：
PW2330-2.0.pdf規格書下載

PW2330 develops a high efficiency synchronous step down DC-DC converter capable of delivering3A output current. PW2330 operates over a wide input voltage range from 4.5V to 30V andintegrates main switch and synchronous switch with very low RDS(ON) to minimize the conductionloss. PW2330 adopts the proprietary instant PWM architecture to achieve fast transient responsesfor high step down applications and high efficiency at light loads. In addition, it operates atpseudo-constant frequency of 500kHz under continuous conduction mode to minimize the size ofinductor and capacitor

標簽： pw2330

上傳時間： 2022-02-11

上傳用戶：
PW2228A-1.8.pdf規格書下載

The PW2228A is a high efficiency single inductor Buck-Boost converter which can supply theload current up to 1.5A. It provides auto-transition between Buck and Boost Mode. The PW2228Aoperates at 2.4MHz switching frequency in CCM. DC/DC converter operates at Pulse-Skipping Modeat light load. The output voltage is programmable using an external resistor divider, or is fixed to3.3V internally. The load is disconnected from the VIN during shutdown.The PW2228A is available in TDFN3X3-10 package.

標簽： pw2228a

上傳時間： 2022-02-11

上傳用戶：
PW2205-2.0.pdf規格書下載

PW2205 develops a high efficiency synchronous step-down DC-DC converter capable of delivering5A output current. PW2205 operates over a wide input voltage range from 4.5V to 30V andintegrates main switch and synchronous switch with very low RDS(ON) to minimize the conductionloss.PW2205 adopts the instant PWM architecture to achieve fast transient responses for high step downapplications and high efficiency at light loads. In addition, it operates at pseudo-constant frequencyof 500kHz under continuous conduction mode to minimize the size of inductor and capacitor

標簽： pw2205

上傳時間： 2022-02-11

上傳用戶：
PW2163-2.0.pdf規格書下載

The PW2163 is a high efficiency 500 kHz synchronous step-down DC-DC converter capable ofdelivering 3A current. The PW2163 operates over a wide input voltage range from 4.5V to 18V andintegrates main switch and synchronous switch with very low RDS(ON) to minimize the conductionloss. Low output voltage ripple and small external inductor and capacitor sizes are achieved with 500kHz switching frequency. It adopts the instant PWM architecture to achieve fast transient responsesfor high step down applications

標簽： pw2163

上傳時間： 2022-02-11

上傳用戶：