參數(shù)資料
型號: S-8357G33MC-MIST2U
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO5
封裝: HALOGEN FREE AND LEAD FREE, SOT-23, 5 PIN
文件頁數(shù): 35/77頁
文件大小: 836K
代理商: S-8357G33MC-MIST2U
STEP-UP, SUPER-SMALL PACKAGE, 600 kHz, PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8355/56/57/58 Series
Rev.7.0_00
Seiko Instruments Inc.
40
4. Output Characteristics of The Using Ceramic Capacitor Circuit Example
The data of the step-up characteristics (a) Output current (IOUT) vs. Efficiency (η) characteristics, (b) Output current
(IOUT) vs. Output voltage (VOUT) characteristics, (c) Output Current (IOUT) vs. Ripple voltage (Vr) under conditions of 1
to 3 in Table 31 is shown below.
Condition 1
(a) Output current (IOUT) vs. Efficiency (η)
(b) Output current (IOUT) vs. Output voltage (VOUT)
0
20
40
60
80
100
η
[
%
]
0.01
0.1
1
10
100
IOUT [mA]
1000
VIN = 0.9 V
VIN = 1.8 V
VIN = 2.7 V
3.28
3.29
3.30
3.31
3.32
V
OU
T[
V
]
0.01
0.1
1
10
100
IOUT [mA]
1000
VIN = 0.9 V
VIN = 1.8 V
VIN = 2.7 V
(c) Output Current (IOUT) vs. Ripple voltage (Vr)
0
20
40
60
80
100
Vr
[mV]
0.01
0.1
1
10
100
IOUT [mA]
1000
VIN = 0.9 V
VIN = 1.8 V
VIN = 2.7 V
Condition 2
(a) Output current (IOUT) vs. Efficiency (η)
(b) Output current (IOUT) vs. Output voltage (VOUT)
0
20
40
60
80
100
η[
%
]
0.01
0.1
1
10
100
IOUT [mA]
1000
VIN = 2.0 V
VIN = 3.0 V
VIN = 4.0 V
5.03
5.04
5.05
5.06
5.07
V
OU
T[V]
0.01
0.1
1
10
100
IOUT [mA]
1000
VIN = 2.0 V
VIN = 3.0 V
VIN = 4.0 V
(c) Output Current (IOUT) vs. Ripple voltage (Vr)
0
20
40
60
80
100
V
r[mV
]
0.01
0.1
1
10
100
IOUT [mA]
1000
VIN = 2.0 V
VIN = 3.0 V
VIN = 4.0 V
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