參數(shù)資料
型號(hào)： S-8353J25MC-IYKT2U
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, 287.5 kHz SWITCHING FREQ-MAX, PDSO5
封裝： HALOGEN AND LEAD FREE, SOT-23, 5 PIN
文件頁(yè)數(shù)： 5/49頁(yè)
文件大小： 479K
代理商： S-8353J25MC-IYKT2U
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
Rev.3.0_00
S-8353/8354 Series
Seiko Instruments Inc.
13
(3) 250 kHz Product (H and J Types)
Table 16
(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-835xx15 to 19
36.5
60.8
μA
1
S-835xx20 to 29
48.3
80.5
μA
1
S-835xx30 to 39
74.3
123.8
μA
1
S-835xx40 to 49
103.1
171.9
μA
1
S-835xx50 to 59
134.1
223.5
μA
1
Current consumption 1
ISS1
VOUT = VOUT(S)
× 0.95
S-835xx60 to 65
167.0
278.4
μA
1
S-835xx15 to 19
9.1
18.2
μA
1
S-835xx20 to 29
9.3
18.6
μA
1
S-835xx30 to 39
9.5
18.9
μA
1
S-835xx40 to 49
9.7
19.3
μA
1
S-835xx50 to 59
9.8
19.6
μA
1
Current consumption 2
ISS2
VOUT = VOUT(S)
+ 0.5 V
S-835xx60 to 65
10.0
19.9
μA
1
Current consumption during
shutdown
(With shutdown function)
ISSS
OFF
/
ON
V
= 0 V
0.5
μA
1
S-835xx15 to 19
80
128
mA
1
S-835xx20 to 24
103
165
mA
1
S-835xx25 to 29
125
200
mA
1
S-835xx30 to 39
144
231
mA
1
S-835xx40 to 49
176
282
mA
1
S-835xx50 to 59
200
320
mA
1
Switching current
ISW
VCONT = 0.4 V
S-835xx60 to 65
215
344
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
V
Δ
Ta =
40°C to +85°C
±50
ppm /
°C
2
Oscillation frequency
fOSC
VOUT = VOUT(S)
× 0.95
212.5
250
287.5
kHz
1
Maximum duty ratio
MaxDuty
VOUT = VOUT(S)
× 0.95
70
78
85
%
1
PWM / PFM switching duty
ratio (For S-8354 Series)
PFMDuty
VIN = VOUT(S)
0.1 V, No-load
10
15
24
%
1
VSH
Measured oscillation at CONT pin
0.75
V
1
VSL1
At VOUT
≥1.5 V
0.3
V
1
OFF
/
ON
pin input voltage
(With shutdown function)
VSL2
Judged oscillation stop at
CONT pin
At VOUT
<1.5 V
0.2
V
1
ISH
OFF
/
ON
V
= VOUT(S)
× 0.95
0.1
0.1
μA
1
OFF
/
ON
pin input current
(With shutdown function)
ISL
OFF
/
ON
V
= 0 V
0.1
0.1
μA
1
Soft start time
tSS
1.8
3.6
7.2
ms
2
Efficiency
EFFI
85
%
2
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