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參數(shù)資料
| 型號(hào)： | M62276GP |
| 廠商： | Mitsubishi Electric Corporation |
| 元件分類： | DC/DC變換器 |
| 英文描述： | 5-PIN SOT-23 3V SYSTEM FIXED OUTPUT VOLTAGE DC-DC CONVERTER |
| 中文描述： | 5引腳SOT - 23 3V的系統(tǒng)固定輸出電壓的DC - DC轉(zhuǎn)換器 |
| 文件頁數(shù)： | 3/3頁 |
| 文件大?。?/td> | 17K |
| 代理商： | M62276GP |
( 3 / )
1. Application Circuit (3.3V Output DC-DC Converter; M62270GP)
R
CLM
Current Limit Detction:
When the voltage drop between 4pin and 5pin becomes 150mV or more,
Current Limit Detection circuit starts to operate. In the example of application
(fig.1), the current is limited to 1.5A.
2
1
3
4
Vcc
5
IN
CLM
Collector
GND
+
+
M62270
V
IN
(5V)
V
OUT
(3.3V,1A)
100μF
100μF
0.1ohm
1Kohm
1Kohm
47μH
Fig.1 Example of application circuit of M62270GP
2. THE EXPRESSION OF CIRCUIT CONSTANTS
VF
Vsat : Output saturation voltage of an external switching transistor.
Io :Set to 1/3 to 1/5 of maximum output current
Choose an external transistor, diode and inductor with peak current rating
greater than "Ipk".
: Forward voltage drop of an external diode.
CONSTANTS
T
ON
T
OFF
(T
ON
+T
OFF
)
MAX
T
OFF(MIN)
T
ON(MAX)
L
(MIN)
V
O
+V
F
V
IN
- V
CE(sat)
- V
O
1
fosc- T
OFF
I
o
( V
IN
- V
CE(sat)
- V
O
) T
ON(MAX)
1
fosc
fosc:110KHz(Vcc=5V)
EXPRESSIONS
Ipk
R
CLM
( T
ON
+ T
OFF
) /
T
ON
T
OFF
1 +
(
)
Io +1
2
Io
0.15
Ipk
V
CLM
:150mV(Vcc=5V)
M6227XGP
MITSUBISHI <Standard Linear IC>
5-PIN SOT-23 3V SYSTEM FIXED OUTPUT VOLTAGE DC-DC CONVERTER
Jan. 2000
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| M62291 | 5-PIN SOT-23 5.0V SYSTEM FIXED OUTPUT VOLTAGE DC-DC CONVERTER |
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| M62292FP | 3.3V, 1.8V FIXED 2-OUTPUT VOLTAGE DC-DC CONVERTER |
| M62293 | 3.3V, 2.5V FIXED 2-OUTPUT VOLTAGE DC-DC CONVERTER |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| M6227XGP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:M6227xGP |
| M62281FP | 制造商:Renesas Electronics Corporation 功能描述: 制造商:Renesas Electronics Corporation 功能描述:Current Mode PWM Controller 1A 10-Pin SOP |
| M62281P | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:GENERAL PURPOSE CURRENT MODE PWM CONTROL IC |
| M62281P(#TF0J) | 制造商:Renesas Electronics Corporation 功能描述: |
| M62290 | 制造商:MITSUBISHI 制造商全稱:Mitsubishi Electric Semiconductor 功能描述:5.0V FIXED OUTPUT VOLTAGE DC-DC CONVERTER |
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