參數(shù)資料
型號(hào): LM2575WUTR
廠商: MICREL INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5
封裝: ROHS COMPLIANT, TO-263, 5 PIN
文件頁(yè)數(shù): 9/12頁(yè)
文件大?。?/td> 152K
代理商: LM2575WUTR
Micrel, Inc.
LM2575
May 2009
6
M9999-051209-B
Test Circuits and Layout Guidelines
LM2575
+
100F
+VIN
1
3
GND
5
ON/OFF
2
OU TPU T
4
F E E DBAC K
L1
330H
+
D1
MBR360
C OUT
470F
R2
R1
VOUT
5.00V
7V - 40V
UN RE GUL A TE D
DC INPUT
CIN
L
O
A
D
CIN — 100F, 75V Aluminum Electrolytic
COUT— 470F, 15V Aluminum Electrolytic
D1 — Schottky, MBR360
L1 — 330H, 415-0926 (AIE)
R1 — 1k, 0.01%
R2 — 3.065k, 0.01%
5-pin TO-220 socket—2936 (Loranger Mfg. Co.)
4-pin TO-3 socket—8112-AG7 (Augat Inc.)
LM2575-5.0
+
100F
+VIN
1
3
GND
5
ON/OFF
2
OU TPU T
4
F E E DBAC K
L1
330H
+
D1
MBR360
C OUT
220F
VOUT
5.00V
Note: Pin numbers are for TO-220 Package
7V - 40V
UN RE GUL A TE D
DC INPUT
CIN
CIN — 100F, 75V Aluminum Electrolytic
COUT— 330F, 15V Aluminum Electrolytic
D1 — Schottky,MBR360
L1 — 330H, 415-0926 (AIE)
5-pin TO-220 socket — 2936 (Loranger Mfg. Co.)
4-pin TO-3 socket — 8112-AG7 (Augat Inc.)
L
O
A
D
Figure 1.
As in any switching regulator, layout is very important.
Rapidly switching currents associated with wiring
inductance generate voltage transient switch can cause
problems. For minimal stray inductance and ground
loops, the length of the leads indicated by heavy lines
should be kept as short as possible. Single-point
grounding (as indicated) or ground plane construction
should be used for best results.
相關(guān)PDF資料
PDF描述
LM2575-12BUT&R 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5
LM2575D2T-12G 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5
LM2575D2T-15G 3.2 A SWITCHING REGULATOR, 63 kHz SWITCHING FREQ-MAX, PSSO5
LM2575D2T-5 SWITCHING REGULATOR, 52 kHz SWITCHING FREQ-MAX, PSSO5
LM2575TV-5 SWITCHING REGULATOR, 52 kHz SWITCHING FREQ-MAX, PZFM5
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LM2575YN 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 1A Step-Down SMPS Regulator (Lead Free) RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2575YWM 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 1A Step-Down SMPS Regulator RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2575YWM TR 功能描述:直流/直流開(kāi)關(guān)調(diào)節(jié)器 1A Step-Down SMPS Regulator RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開(kāi)關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
LM2576 制造商:HN 制造商全稱(chēng):HN 功能描述:3A 開(kāi)關(guān)型、直流-直流降壓轉(zhuǎn)換電路。穩(wěn)壓壓差要求3V,轉(zhuǎn)換效率: 77-88% 應(yīng)用:汽車(chē)電子,車(chē)載DVD,VCD,液晶顯示器,液晶電視機(jī)
LM2576/D 制造商:未知廠家 制造商全稱(chēng):未知廠家 功能描述:Easy Switcher? 3.0 A Step-Down Voltage Regulator