• 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.
MITSUMI
300mA LDO MM189x Series
300mA LDO
Monolithic IC MM189x Series
Outline
This IC is a Low noise 300mA LDO.
The output voltage line-up is 1.5-5V (0.1V step) and a adjustable type.
A protection function is built in a current limiter and a thermal shutdown.
The applications is for standard power supply of home equipment by SOT89-5 package.
Features
1. Output current 300mA
2. No load input current 85µA typ.
3. Input current (OFF) 0.1µA max.
4. Output voltage range 1.5-5.0V (0.1V step)
5. Output voltage accuracy ±1.5%
6. Dropout voltage 0.12V typ. (I
O
=150mA)
7. Line regulation 10mV typ. (V
in
=Vo+1.5-2.5V)
8. Load regulation 15mV typ. (I
O
=0~300mA)
9. Ripple rejection 70dB typ. (f=120Hz)
10. Output noise voltage 30µVrms typ. (C
n
=0.01µF)
11. Output Capacitor 1µF (Ceramic)
Package
SOT89-5
Applications
1. T Vs
2. DVD, BD-Players, Recorders
3. Games
• 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.
MITSUMI
300mA LDO MM189x Series
Pin Assignment
Block Diagram
VOVin
Cont
GND
Bias
Reference
Current
Driver
Thermal
shutdown
limitter
C
O
1µF
C
n
0.01µF
C
in
1µF
54
321
SOT89
-
5
(TOP VIEW)
1
Cn
2
GND
3
Cont
4
V
in
5
V
O