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PRODUCTS PRODUCTS INDEX
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 POWER SUPPLY ICs
ICS
300mA Dual Voltage Regulator IC
Monolithic IC MM3348
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[Outline]
This IC is a 300mA-output low-saturation type Dual regulator developed as a combined power supply for cell-phones.
The output voltages of the regulator can be fi xed to desired voltages in a 1.2 V to 5.0 V range.
The device is further provided with a switching terminal for each output, making it an IC especially suitable for cell-phones.

[Features]
1. 
Maximum output current
300mA max.
2. 
Ripple rejection
70dB (1kHz, IOUT=30mA)
3. 
Output voltage accuracy
Vo1, Vo2 : 2%
4. 
No load input current
Vo1 : 45µA typ.
Vo2 : 45µA typ.
5. 
Input voltage
6V max.
6. 
Output ON/OFF control function
High : ON Low : OFF


[Package]


[Applications]
1. Mobile phones
2. Portable players
3. Digital still cameras
4. Mobile game machines
5. PDAs


[Pin Assignment]

HSOP-8A
(TOP VIEW)
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1
NC
2
CE1
3
GND
4
VO1
5
VO2
6
GND
7
CE2
8
VDD


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[NOTE]
-Any products mentioned in this catalog are subject to any modification in their appearance and others for improvements without prior notification.
-The details listed here are not a guarantee of the individual products at the time of ordering. When using the products, you will be asked to check their specifications.
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