參數(shù)資料
型號： S-8353H20MC-IWFT2G
元件分類： 穩(wěn)壓器
英文描述： 0.3 A SWITCHING REGULATOR, 287.5 kHz SWITCHING FREQ-MAX, PDSO5
封裝： LEAD FREE, SOT-23, 5 PIN
文件頁數(shù)： 4/49頁
文件大?。?/td> 479K
代理商： S-8353H20MC-IWFT2G
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
S-8353/8354 Series
Rev.3.0_00
Seiko Instruments Inc.
12
(2) 30 kHz Product (C Type)
Table 15
(Ta = 25
°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Measurement
circuit
Output voltage
VOUT
VOUT(S)
× 0.976
VOUT(S) VOUT(S)
× 1.024
V
2
Input voltage
VIN
10
V
2
Operation start voltage
VST1
IOUT = 1 mA
0.9
V
2
Oscillation start voltage
VST2
No external parts, Voltage applied to VOUT
0.8
V
1
Operation holding voltage
VHLD
IOUT = 1 mA, Judged by decreasing VIN
voltage gradually
0.7
V
2
S-835xx20 to 29
9.8
16.4
μA
1
S-835xx30 to 39
13.1
21.9
μA
1
S-835xx40 to 49
16.8
28.0
μA
1
S-835xx50 to 59
20.7
34.5
μA
1
Current consumption 1
ISS1
VOUT = VOUT(S)
× 0.95
S-835xx60 to 65
24.8
41.4
μA
1
S-835xx20 to 29
435
9.0
μA
1
S-835xx30 to 39
4.7
9.4
μA
1
S-835xx40 to 49
4.9
9.7
μA
1
S-835xx50 to 59
5.1
10.1
μA
1
Current consumption 2
ISS2
VOUT = VOUT(S)
+ 0.5 V
S-835xx60 to 65
5.2
10.4
μA
1
S-835xx20 to 24
52
83
mA
1
S-835xx25 to 29
62
100
mA
1
S-835xx30 to 39
72
115
mA
1
S-835xx40 to 49
88
141
mA
1
S-835xx50 to 59
100
160
mA
1
Switching current
ISW
VCONT = 0.4 V
S-835xx60 to 65
108
172
mA
1
Switching transistor leakage
current
ISWQ
VCONT = VOUT = 10 V
0.5
μA
1
Line regulation
ΔVOUT1
VIN = VOUT(S)
× 0.4 to × 0.6
30
60
mV
2
Load regulation
ΔVOUT2
IOUT = 10
μA to VOUT(S) / 250 × 1.25
30
60
mV
2
Output voltage temperature
coefficient
OUT
V
Ta
Δ
V
Δ
Ta =
40°C to +85°C
±50
ppm /
°C
2
Oscillation frequency
fOSC
VOUT = VOUT(S)
× 0.95
25
30
35
kHz
1
Maximum duty ratio
MaxDuty
VOUT = VOUT(S)
× 0.95
75
83
90
%
1
PWM / PFM switching duty
ratio (For S-8354 Series)
PFMDuty
VIN = VOUT(S)
0.1 V, No-load
10
15
24
%
1
Soft start time
tSS
3.0
6.0
12.0
ms
2
Efficiency
EFFI
84
%
2
External parts
Coil:
CDRH6D28-101 of Sumida Corporation
Diode:
MA2Z748 (Shottky type) of Matsushita Electric Industrial Co., Ltd.
Capacitor: F93 (16 V, 22
μF tantalum type) of Nichicon Corporation
VIN = VOUT(S)
× 0.6 applied, IOUT = VOUT(S) / 250 Ω
Remark
VOUT(S) specified above is the set output voltage value, and VOUT is the typical value of the actual output voltage.
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S-8353H30MC-IWPT2G 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Step-Up SWR PWM 18.7uA Iq RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
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