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參數資料
| 型號： | XC9237B3CDER |
| 廠商： | TOREX SEMICONDUCTOR LTD. |
| 英文描述： | 600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| 中文描述： | 600mA的驅動程序圖。內置的同步降壓DC / DC轉換器 |
| 文件頁數： | 8/28頁 |
| 文件大?。?/td> | 774K |
| 代理商： | XC9237B3CDER |
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XC9235/XC9236/XC9237
Series
SERIES
FOSC
SETTING VOLTAGE
MIN.
TYP.
MAX.
1200kHz
0.8
≦
V
OUT(E)
<1.5
-
250
400
μ
s
1200kHz
1.5
≦
V
OUT(E)
<1.8
-
320
500
μ
s
1200kHz
1.8
≦
V
OUT(E)
<2.5
-
280
400
μ
s
XC9235B/XC9237B
1200kHz
2.5
≦
V
OUT(E)
<4.0
-
320
500
μ
s
1200kHz
0.8
≦
V
OUT(E)
<2.5
-
280
400
μ
s
XC9236B
1200kHz
2.5
≦
V
OUT(E)
<4.0
-
320
500
μ
s
3000kHz
0.8
≦
V
OUT(E)
<1.8
-
280
400
μ
s
XC9235B/
XC9236B/XC9237B
3000kHz
1.8
≦
V
OUT(E)
<4.0
-
320
500
μ
s
ELECTRICAL CHARACTERISTICS (Continued)
PFM Switching Current (I
PFM
) by Oscillation Frequency and Setting Voltage
Input Voltage (V
IN
) for Measuring Maximum PFM Switching Current (MAXI
PFM
) Limit
FOSC
C-1
1.2MHz
V
OUT(E)
+0.5V
3.0MHz
V
OUT(E)
+1.0V
Minimum operating voltage is 2.0V.
ex.) Although when V
OUT(E)
is 1.2V and FOSC is 1.2MHz, (C-1) should be 1.7V, (C-1) becomes 2.0V for the minimum operating voltage 2.0V.
TYPICAL APPLICATION CIRCUIT
FOSC=3.0MHz
L:
1.5
C
IN
:
4.7
C
L
:
10
FOSC=1.2MHz
L:
4.7
C
IN
:
4.7
C
L
:
10
H
F
F
(NR3015, TAIYO YUDEN)
(Ceramic)
(Ceramic)
H
F
F
(NR4018, TAIYO YUDEN)
(Ceramic)
(Ceramic)
1.2MHz
TYP.
180
170
160
(mA)
3.0MHz
TYP.
260
240
220
SETTING VOLTAGE
MIN.
140
130
120
MAX.
240
220
200
MIN.
190
180
170
MAX.
350
300
270
V
OUT(E)
≦
1.2V
1.2V
＜
V
OUT(E)
≦
1.75V
1.8V
≦
V
OUT(E)
Soft-Start Time, Setting Voltage
XC9235B/36B/37B Series only
相關PDF資料 |
PDF描述 |
|---|---|
| XC9237B3CDML | 600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237B3CDMR | 600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237C0ACEL | 600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237C0ACER | 600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
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相關代理商/技術參數 |
參數描述 |
|---|---|
| XC9237B3CDML | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237B3CDMR | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237C08C4R-G | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237C08CER | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
| XC9237C08CER-G | 制造商:TOREX 制造商全稱:Torex Semiconductor 功能描述:600mA Driver Tr. Built-In, Synchronous Step-Down DC/DC Converters |
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