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
2. Input / output differential voltage
3. Output noise voltage
4. Maximum output current
5. No-load input current
6. With thermal shutdown circuit
7. Output rank
16V max.
0.2V typ. (Io=40mA)
100µVrms typ.
100mA max.
300µA typ.
G : 5.0V±4%
I : 4.0V±4%
H : 4.5V±4%
J : 3.0V±4%
Z : 3.3V±4%
C : 4.8V±4% (MM1181)
Low
ON
OFF
High
OFF
ON
8. Output ON / OFF control function
(MMP-4A only)
On/Off Pin Level
MM1180 output
MM1181 output
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
Pin Assignment
4
3
1
2
3
V
OUT
V
IN
ON/OFF terminal
GND
1
2
3
1
2
3
V
IN
GND
V
OUT
1
2
4
MMP-4A
(TOP VIEW)
TO-92A
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Equivalent Circuit Diagram
ON/OFF circuit
Absolute Maximum Ratings
Item
Storage temperature
Operating temperature
Supply voltage
Output current
Allowable loss
Symbol
T
STG
T
OPR
V
CC
max.
I
OUT
Pd
Rating
-40~+125
-20~+75
-0.3~16
100
200 (MMP-4A), 300 (T0-92A)
Unit
°C
°C
V
mA
mW
Electrical Characteristics
Item
(Ta=25°C)
Symbol
Measurement conditions
Min. Typ. Max. Units
4.80
Vo
V
IN
=Vo+1V
Io=40mA
4.32
3.84
2.88
3.17
5.00
4.50
4.00
3.00
3.30
300
0.2
5.20
4.68
4.16
3.12
3.43
450
0.3
µA
V
%/V
ppm/°C
dB
V
Output voltage
No-load input current
Min Input / output differential voltage
Line regulation
Load regulation
Output voltage temperature coefficient
Ripple rejection rate
Iccq
Vd min.
V2
V1
Vo/T
RR
V
IN
=Vo+1V, Io=0µA
V
IN
=Vo min., Io=40mA
V
IN
=(Vo+1V)~16V, Io=40mA
V
IN
=Vo+1V, Io=0~100mA
Ta=-20~+75°C
V
IN
=Vo+2V, f=120Hz, Io=40mA
V
RIPPLE
=1V
50
±0.01 ±0.1
±100
60
±0.01 ±0.03 %/mA
MITSUMI
MM1180
Off input current
On / Off terminal current
On / Off terminal current
MM1181
Off input current
On / Off terminal current
On / Off terminal current
ON / OFF Terminal Level
High
Low
Thermal Shutdown
Fall
Rise
Current Limit (drooping type)
Current Limit
Iccq2
I
ON
I
OFF
Iccq2
I
ON
I
OFF
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
V
IN
=Vo+1V
V (ON/OFF) =2.4V
V (ON/OFF) =0.6V
3
5
1
5
8
2
µA
µA
µA
V
IN
=Vo+1V
V (ON/OFF) =0.6V
V (ON/OFF) =2.4V
3
1
5
5
2
8
µA
µA
µA
2.4
-0.3
V
IN
+0.3
0.6
V
V
V
IN
=Vo+1V
V
IN
=Vo+1V
135
145
80
155
°C
°C
V
IN
=Vo+1V
150
200
mA
Measuring Circuit
Note : The cause of oscillation is due to set wiring and capacitance changes in capacitor caused by
temperatures changes, so please take extra care in placing the wires.
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Characteristics
(MM1180G)
Input / output voltage difference
Input / output voltage difference (V)
No-road input current (µA)
V
IN
=4.8V
No-load input current
500
400
300
200
100
0
2
4
6
8
10
12
14
16
I
O
=0mA
0.4
0.3
0.2
0.1
Input voltage (V)
0
20
40
60
80
100
Output current (mA)
Output voltage temperature characteristic
V
IN
=6V, I
O
=40mA
Allowable loss
500
Allowable loss (mW)
Output voltage (V)
5.0
400
300
TO-92A
200
MMP-4A
100
MMP-4A board mounted
50 75 1 (mm)
Phenol board
4.9
4.8
-25
-50
0
50
100
150
0
25
50
75
100
125
Temperature (
°
C)
Temperature (
°
C)
Output voltage characteristic
Line regulation (mV)
10
I
O
=40mA
Line regulation
V
IN
=6V, I
O
=40mA
2
1
0
-1
0
2
4
6
8
10
12
14
16
Output voltage (V)
8
6
4
2
0
2
4
6
8
10
12
14
16
Input voltage (V)
Input voltage (V)
MITSUMI
Low-Noise, Low-Satulation Three-Pin Regulator MM1180, 1181
Load transient response
V
IN
=6V, C
OUT
=1µF
Line transient response
R
L
=125Ω, C
OUT
=1µF
Output
voltage (mV)
50
0
-50
Output
voltage (mV)
Input
voltage (V)
0
50
100
150
200
250
500
0
-500
8
6
Output
current (mA)
50
0
0
10
20
30
40
50
Time (uS)
Time (uS)
Ripple rejection
V
IN
=7V, Vr=1V, I
O
=40mA
Output current characteristic
10
8
V
IN
=6V
Ripple rejection (dB)
Output Voltage (V)
80
60
6
40
4
20
2
0
10
100
1K
10K
100K
0
40
80
120
160
200
Frequency (Hz)
Output current (mA)