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DC/DC Converters
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DC/DC converters are the power supply that output a fixed voltage efficiently, converting the input voltage. There are three types of DC/DC converters, step-up DC/DC converters, step-down DC/DC converters, and step-up/down DC/DC converters, Multi channel DC/DC converters. They respond to cus to mer needs lining up four types of control. PWM controlled types are highly efficient and excel in the ripple and the noise of Output voltage . PFM controlled types consume only a little power even if operated all the time, especially when lightly loaded. PWM /PFM switchable types work at PFM control when loaded lightly and switch to PWM control when loaded heavily, automatically.
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Coil-integrated DC/DC Converters
| XCL205 |
Step Down Inductors
Built-in |
Nch FET Pch FET |
2 |
6 |
0.8 |
4 |
600 |
3.0MHz |
Tiny Package (2.5mmX2.0mm, H=1.0mm) |
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| XCL206 |
Step Down Inductors
Built-in |
Nch FET Pch FET |
2 |
6 |
0.8 |
4 |
600 |
3.0MHz |
Tiny Package (2.5mmX2.0mm, H=1.0mm) |
 |
| XCL207 |
Step Down Inductors
Built-in |
Nch FET Pch FET |
2 |
6 |
0.8 |
4 |
600 |
3.0MHz |
Tiny Package (2.5mmX2.0mm, H=1.0mm) |
 |
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Step-up
| XC6367 |
PWM |
None |
0.9 |
10 |
1.5 |
6.5 |
1000 |
300,100kHz/180,500kHz |
SOT-25 |
 |
| XC6368 |
PWM/PFM |
None |
0.9 |
10 |
1.5 |
6.5 |
1000 |
300,100kHz/180,500kHz |
SOT-25 |
 |
| XC6371 |
PWM |
Nch FET |
0.9 |
10 |
2 |
7 |
100 |
50,100,180kHz |
SOT-89
SOT-89-5
USP-6B |
 |
| XC6372 |
PWM/PFM |
Nch FET |
0.9 |
10 |
2 |
7 |
100 |
50,100,180kHz |
SOT-89
SOT-89-5
USP-6B |
 |
| XC9101 |
PWM |
None |
2.5 |
20 |
2.2 |
30 |
1500 |
100-600kHz |
MSOP-8A SOP-8 |
 |
| XC9103 |
PWM |
None |
0.9 |
10 |
1.5 |
30 |
1000 |
180,300kHz/100kHz,500kHz |
SOT-25 USP-6B |
 |
| XC9104 |
PWM/PFM |
None |
0.9 |
10 |
1.5 |
30 |
1000 |
180,300kHz/100kHz,500kHz |
SOT-25 USP-6B |
 |
| XC9105 |
PWM/PFM |
None |
0.9 |
10 |
1.5 |
30 |
1000 |
180,300kHz/100kHz,500kHz |
SOT-25 USP-6B |
 |
| XC9106 |
PWM |
None |
0.9 |
10 |
1.5 |
30 |
1000 |
100/300kHz |
SOT-25 USP-6B |
 |
| XC9107 |
PWM/PFM |
None |
0.9 |
10 |
1.5 |
30 |
1000 |
100/300kHz |
SOT-25 USP-6B |
 |
| XC9110 |
PFM |
Nch FET |
0.9 |
10 |
1.5 |
7 |
100 |
100kHz |
SOT-23 SOT-25 SOT-89
USP-6C |
 |
| XC9111 |
PFM |
Nch FET |
0.9 |
10 |
1.5 |
7 |
100 |
100kHz |
SOT-23
SOT-25
SOT-89
USP-6C |
 |
| XC9116 |
PWM |
Nch FET |
2.5 |
6 |
8 |
18 |
20 |
1MHz |
SOT-25 USP-6B |
 |
| XC9119 |
PWM |
Nch FET |
2.5 |
6 |
10 |
18 |
100 |
1MHz |
SOT-25 USP-6C |
 |
| XC9120 |
PWM/PFM |
None |
0.9 |
6 |
1.5 |
30 |
80 |
100kHz |
SOT-25
USP-6C |
 |
| XC9121 |
PWM/PFM |
None |
0.9 |
6 |
1.5 |
30 |
80 |
100kHz |
SOT-25
USP-6C |
 |
| XC9122 |
PWM/PFM |
None |
0.9 |
6 |
1.5 |
30 |
80 |
100kHz |
SOT-25
USP-6C |
 |
| XC9128 |
1A Driver Transistor Built-In |
Nch FET |
0.8 |
6 |
1.8 |
5.3 |
500 |
1.2MHz(Fixed oscillation frequency accuracy ±15%) |
USP-10B
MSOP-10
SOP-8 |
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| XC9129 |
1A Driver Transistor Built-In |
Nch FET |
0.8 |
6 |
1.8 |
5.3 |
500 |
1.2MHz(Fixed oscillation frequency accuracy ±15%) |
USP-10B
MSOP-10
SOP-8 |
 |
| XC9131 NEW |
1A Driver Transistor Built-In (refer to XC9129) |
Nch FET Pch FET |
0.65 |
5.5 |
1.8 |
5 |
500 |
1.2MHz |
USP-10B
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| XC9133 NEW |
LED Backlight |
MOSFET |
2.5 |
6 |
2.5 |
17.5 |
20 |
1MHz |
SOT-25
USP-6C(under development) |
 |
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Step-down
| XC6365 |
PWM |
None |
2.2 |
10 |
1.5 |
6 |
1000 |
300kHz/180,500kHz
(custom possible) |
SOT-25
USP-6C |
 |
| XC6366 |
PWM/PFM |
None |
2.2 |
10 |
1.5 |
6 |
1000 |
300kHz/180,500kHz
(custom possible) |
SOT-25
USP-6C |
 |
| XC9201 |
PWM |
None |
2.5 |
20 |
1.2 |
16 |
1500 |
Selectable using external components
100~600kHz |
MSOP-8A |
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| XC9206 |
PWM |
None |
1.8 |
6 |
0.9 |
4 |
400 |
300,600kHz,1.2MHz |
SOT-25 |
 |
| XC9207 |
PWM/PFM |
None |
1.8 |
6 |
0.9 |
4 |
400 |
300,600kHz,1.2MHz |
SOT-25 |
 |
| XC9208 |
PWM/PFM |
None |
1.8 |
6 |
2 |
6 |
400 |
300,600kHz,1.2MHz |
SOT-25 |
 |
| XC9210 |
PWM/PFM |
None |
2 |
10 |
0.9 |
6 |
2000 |
300,500kHz,1.0MHz |
MSOP-8A |
 |
| XC9213 |
PWM/PFM |
None |
4 |
25 |
1.5 |
15 |
5000 |
300kHz |
TSSOP-16 |
 |
| XC9220 |
PWM |
None |
2.8 |
16 |
1.2 |
- |
3000 |
300kHz, 500kHz,1.0MHz |
SOT-25
USP-6C |
 |
| XC9221 |
PWM/PFM |
None |
2.8 |
16 |
1.2 |
- |
3000 |
300kHz, 500kHz,1.0MHz |
SOT-25
USP-6C |
 |
| XC9223 |
PWM/PFM |
Nch FET Pch FET |
2.5 |
6 |
0.9 |
6 |
1000 |
1MHz,2MHz |
MSOP-10
USP-10
SOP-8 |
 |
| XC9224 |
PWM/PFM |
Nch FET Pch FET |
2.5 |
6 |
0.9 |
6 |
1000 |
1MHz,2MHz |
MSOP-10
USP-10
SOP-8 |
 |
| XC9235 |
PWM/PFM |
Nch FET Pch FET |
2 |
6 |
0.8 |
4 |
600 |
1.2MHz,3.0MHz |
SOT-25
USP-6C |
 |
| XC9236 |
PWM/PFM |
Nch FET Pch FET |
2 |
6 |
0.8 |
4 |
600 |
1.2MHz,3.0MHz |
SOT-25
USP-6C |
 |
| XC9237 |
PWM/PFM |
Nch FET Pch FET |
2 |
6 |
0.8 |
4 |
600 |
1.2MHz,3.0MHz |
SOT-25
USP-6C |
 |
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Step-up/down
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Multi channel
| XC9501 |
Step-Up
+
Step-Up |
PWM,PWM/PFM |
None |
0.9 |
10 |
1.5 |
30 |
500 |
100kHz
180kHz
300kHz
500kHz |
MSOP-10 USP-10 |
 |
| XC9502 |
Step-Up
------------------
Step-Down |
PWM,PWM/PFM |
None |
2 |
10 |
1.5 |
30 |
500 |
100kHz
180kHz
300kHz
500kHz |
MSOP-10
USP-10 |
 |
| XC9503 |
Step-Down
+
Step-Down |
PWM,PWM/PFM |
None |
2 |
10 |
0.9 |
6 |
1000 |
100kHz
180kHz
300kHz
500kHz |
MSOP-10
USP-10 |
 |
| XC9504 |
Step-Up
------------------
Inverting |
PWM, PWM/PFM |
None |
2 |
10 |
1.5 |
30 |
500 |
100kHz
180kHz
300kHz
500kHz
(custom possible) |
MSOP-10
USP-10 |
 |
| XC9505 |
Step-Down
+
Step-Down |
PWM,PWM/PFM |
None |
2 |
10 |
0.9 |
6 |
1000 |
100kHz
180kHz
300kHz
500kHz |
MSOP-10
USP-10 |
 |
| XC9509 |
Step-Down
+
Step-Down |
LDO |
Nch FET Pch FET |
2.4 |
6 |
0.9 |
4 |
600 |
300kHz, 600kHz, 1.2MHz |
MSOP-10
USP-10 |
 |
| XC9510 |
Step-Down
+
Step-Down |
LDO |
Nch FET Pch FET |
2.4 |
6 |
1.6 |
4 |
800 |
300kHz, 600kHz, 1.2MHz |
SOP-8 |
 |
| XC9511 |
Step-Down
+
Step-Down |
LDO |
Nch FET Pch FET |
2.4 |
6 |
0.9 |
4 |
800 |
300kHz, 600kHz, 1.2MHz |
SOP-8 |
 |
| XCM517 NEW |
Step-Down
+
Step-Down |
PWM/PFM |
Nch FET
Pch FET |
2.7 |
6 |
0.8 |
4 |
600 |
1.2MHz
3.0MHz |
USP-12B01 |
 |
| XCM519 NEW |
Step-Down
+
LDO |
small 2.3x2.8x0.6 package |
Nch FET Pch FET |
2.7 |
6 |
0.8 |
4 |
600 |
1.2MHz
3.0MHz |
USP-12B01 |
 |
| XC9515 NEW |
Step-Down
+
Voltage Detector |
Built-in Voltage Detector |
Nch FET
Pch FET |
2.5 |
5.5 |
1.2 |
4 |
800 |
1.0MHz |
QFN-20 |
 |
| XCM520 NEW |
Step-Down
+
Dual LDO |
PWM/PFM |
Nch FET Pch FET |
2.7 |
6 |
2.3 |
2.3 |
600 |
3MHz
3.0MHz |
USP-12B01 |
 |
| XCM524 NEW |
Step Down DC/DC+LDO+VD |
600mA Step Down DC/DC
500mA LDO
Delay Function VD |
Pch Nch |
2.7 |
6 |
0.8 |
4 |
600 |
1.2MHz 3.0MHz |
USP-12B01 |
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