MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Low-Noise, Low-Satulation Three-Pin Regulator
Monolithic IC MM1180, 1181
Outline
MM1180 series is high withstand voltage, low noise stabilized power supply with reduced reactive current at
low input voltage and small input / output differential voltage 0.2V at 40mA output current. The output current
is up to 100mA. MMP-4P package can control output ON / OFF by ON / OFF terminal.
Features
1. Input voltage
16V max.
2. Input / output differential voltage
0.2V typ. (Io=40mA)
3. Output noise voltage
100V
RMS
typ.
4. Maximum output current
100mA max.
5. No-load input current
300A typ.
6. With thermal shutdown circuit
7. Output rank
G : 5.0V4%
J : 3.0V4%
I : 4.0V4%
Z : 3.3V4%
H : 4.5V4%
C : 4.8V4% (MM1181)
8. Output ON / OFF control function
(MMP-4A only)
On/Off Pin Level
Low
High
MM1180 output
ON
OFF
MM1181 output
OFF
ON
Package
TO-92A (MM1180 T, MM1181 T)
MMP-4A (MM1180 M, MM1181 M)
*
The output voltage rank appears in the boxes.
Applications
1. Handheld computers
2. Handy transceivers
3. Cordless phones
4. Portable equipment with battery
1
V
OUT
2
V
IN
3
ON/OFF terminal
4
GND
1
V
IN
2
GND
3
V
OUT
1
2
4
3
MMP-4A
1
2
3
TO-92A
Pin Assignment
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Equivalent Circuit Diagram
ON/OFF circuit
Absolute Maximum Ratings
Item
Symbol
Rating
Unit
Storage temperature
T
STG
-40~+125 C
Operating temperature
T
OPR
-20~+75
C
Supply voltage
V
CC
max.
-0.3~16
V
Output current
I
OUT
100
mA
Allowable loss
Pd
200 (MMP-4A), 300 (T0-92A)
mW
Electrical Characteristics
(Ta=25C)
Item
Symbol
Measurement conditions
Min. Typ. Max. Units
4.80
5.00
5.20
4.32
4.50
4.68
Output voltage
Vo
V
IN
=Vo+1V
3.84
4.00
4.16
V
Io=40mA
2.88
3.00
3.12
3.17
3.30
3.43
No-load input current
Iccq
V
IN
=Vo+1V, Io=0A
300
450
A
Min Input / output differential voltage
Vd min.
V
IN
=Vo min., Io=40mA
0.2
0.3
V
Line regulation
V2
V
IN
=(Vo+1V)~16V, Io=40mA
0.01
0.1
%/V
Load regulation
V1
V
IN
=Vo+1V, Io=0~100mA
0.01 0.03 %/mA
Output voltage temperature coefficient
Vo/T
Ta=-20~+75C
100
ppm/C
Ripple rejection rate
RR
V
IN
=Vo+2V, f=120Hz, Io=40mA
50
60
dB
V
RIPPLE
=1V
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
MM1180
Off input current
Iccq2
V
IN
=Vo+1V
3
5
A
On / Off terminal current
I
ON
V (ON/OFF) =2.4V
5
8
A
On / Off terminal current
I
OFF
V (ON/OFF) =0.6V
1
2
A
MM1181
Off input current
Iccq2
V
IN
=Vo+1V
3
5
A
On / Off terminal current
I
ON
V (ON/OFF) =0.6V
1
2
A
On / Off terminal current
I
OFF
V (ON/OFF) =2.4V
5
8
A
ON / OFF Terminal Level
High
2.4
V
IN
+0.3
V
Low
-0.3
0.6
V
Thermal Shutdown
Fall
V
IN
=Vo+1V
135
145
155
C
Rise
V
IN
=Vo+1V
80
C
Current Limit (drooping type)
Current Limit
V
IN
=Vo+1V
150
200
mA
Measuring Circuit
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Characteristics
(MM1180G)
Output current (mA)
0
20
40
60
80
100
0.1
0.2
0.3
0.4
V
IN
=4.8V
Input / output voltage difference (V)
Input voltage (V)
0
2
4
6
8
10
12
14
16
400
300
200
100
500
I
O
=0mA
No-road input current (
A)
Input / output voltage difference
Output voltage temperature characteristic
Allowable loss
Output voltage characteristic
Line regulation
No-load input current
Temperature (
C)
-50
0
50
100
150
5.0
4.9
4.8
V
IN
=6V, I
O
=40mA
Output voltage (V)
MMP-4A board mounted
50 75 1 (mm)
Phenol board
Temperature (
C)
0
25
50
75
100
125
100
200
300
400
500
-25
TO-92A
MMP-4A
Allowable loss
(mW)
Input voltage (V)
0
2
4
6
8
10
12
14
16
8
6
4
2
10
I
O
=40mA
Output voltage (V)
Input voltage (V)
0
2
4
6
8
10
12
14
16
2
1
0
V
IN
=6V, I
O
=40mA
-1
Line regulation (mV)
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Time (uS)
0
150
200
250
50
100
0
50
-50
0
50
V
IN
=6V, C
OUT
=1
F
Output
voltage (mV)
Output
current (mA)
Time (uS)
0
30
40
50
10
20
6
8
-500
0
500
R
L
=125
, C
OUT
=1
F
Output
voltage (
m
V
)
Input
voltage (V)
Load transient response
Ripple rejection
Output current characteristic
Line transient response
Frequency (Hz)
10
100
1K
10K
100K
20
0
40
60
80
V
IN
=7V, Vr=1V, I
O
=40mA
Ripple rejection (dB)
2
4
6
8
10
Output current (mA)
40
80
120
160
200
0
V
IN
=6V
Output Voltage (V)
PDF 
ZIP