MITSUMI
500mA Regulator MM156
F
500mA Regulator
Monolithic IC MM156
F
Outline
This IC is a small, stable power supply with output voltage precision of ±2% (when IO = 250mA), maximum
output current of 500mA, and I/O voltage difference of 0.3V typ. at 250mA.
Output noise reduction and output ON/OFF control pins are provided, making it ideal for portable equipment.
Features
1.9mA typ.
0.3V typ. (IO=250mA)
64dB typ. (f=120Hz, VRIPPLE=1VP-P, IO=250mA)
500mA max.
75µVrms typ.
1.5 ~ 5.0V (0.1V steps)
High ON, Low OFF
Pr
o
du
c
ts
1. No-load current consumption
2. I/O voltage difference
3. Ripple rejection rate
4. Output current
5. Output noise voltage
6. Output voltage rank
7. Output ON/OFF control
Package
ut
SOP-7B
Applications
Ph
as
ed
O
1. Cordless telephone
2. Portable equipment, etc.
Pin Assignment
7
1
6
2
3
SOP-7B
(TOP VIEW)
5
4
1
2
3
4
5
6
7
VO
NC
GND
Cn
CONT
Sub
VIN
MITSUMI
500mA Regulator MM156
Pin No.
Pin name
5
CONT
Function
Equivalent circuit diagram
Control pin
CONT
H
ON
L
CONT
Output
OFF
225k
300k
7
VIN
Substrate
The 6pin must be
connected to GND.
Input pin
ts
Sub
du
c
6
Pr
o
VIN
ut
(Ta=25°C)
O
Absolute Maximum Ratings
Bias
Symbol
TSTG
VIN
Allowable loss
Pd
Ph
as
ed
Item
Storage temperature
Supply voltage
Ratings
-40~+150
-0.3~+12
400 (Not attached)
950 ( )
*
Units
°C
V
mW
Note: With the double sided PC Board of glass epoxy
(Copper plane 80%, 192 142 1.2mm)
*
Recommended Operating Conditions
Item
Operating temperature
Output current
Operating voltage
Symbol
TOPR
IOUT
VOP
Ratings
-30~+85
0~500
VO typ.+0.5~+10
Units
°C
mA
V
F
