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參數(shù)資料
| 型號： | MM1349 |
| 廠商： | MITSUMI ELECTRIC |
| 英文描述： | Utilizing Technology for Low-Voltage Operation |
| 中文描述： | 利用低技術電壓工作 |
| 文件頁數(shù)： | 3/3頁 |
| 文件大?。?/td> | 76K |
| 代理商： | MM1349 |
MITSUMI
Step-Up DC/DC Converter (PWM) MM1349
Electrical Characteristics
(Ta=25°C)(Except where noted otherwise,V
IN
=1.5V, I
O
=1mA)
Item
Symbol
V
IN
Measurement conditions
No-load
Min. Typ. Max. Units
0.90
4.80
5.00
3.36
3.50
3.07
3.20
2.88
3.00
2.59
2.70
2.40
2.50
2.11
2.20
±100
Operating voltage
V
OUT
5.20
3.64
3.33
3.12
2.81
2.60
2.29
V
A
B
C
D
E
F
G
Output voltage
V
OUT
V
IN
=1.5V, Io=1mA
V
Output voltage temperature coefficient
Ta=
-
20~75°C
V
IN
=1.1 1.7V, Io=1mA
V
IN
=1.5V, Io=0 4mA
V
IN
=1.5V, Io=1mA
V
L
=10V
V
IN
=1.5V, Io=1mA
ppm/°C
%/V
Input fluctuations
1
1
Load fluctuation
%/mA
μA
μA
kHz
Efficiency
80
V
L
pin leakage current
I
VLLK
f
OSC
1
Oscillation frequency
35
65
95
Note: These characteristics assume the following externally mounted components.
Coil: L=120μH (Mitsumi model C5-R)
Capacitor: C=33μF (tantalum electrolytic capacitor)
Schottky barrier diode (Rohm model RB451F)
Measuring Circuit
Note 1: A: DC ammeter
V: DC voltmeter
Note 2: L=120μH
Application Circuits
Coil: L=120μH (Mitsumi model C5-R)
Capacitor: C=33μF (tantalum electrolytic capacitor)
Schottky barrier diode (Rohm model RB451F)
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