參數(shù)資料
型號: S-8351A28MC-J2NT2G
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 110 kHz SWITCHING FREQ-MAX, PDSO5
封裝: LEAD FREE, SOT-23, 5 PIN
文件頁數(shù): 3/50頁
文件大?。?/td> 630K
代理商: S-8351A28MC-J2NT2G
STEP-UP, BUILT-IN / EXTERNAL FET PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
Rev.2.4_00
S-8351/8352 Series
Seiko Instruments Inc.
11
Table 15 (2 / 2)
(Ta = 25
°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Measurement
circuit
VSH
VOUT = VOUT(S)
× 0.95,
Measured oscillation at CONT pin
0.75
V
2
VSL1
At VOUT
≥1.5 V
0.3
V
2
OFF
/
ON
pin input voltage
(With shutdown function)
VSL2
VOUT = VOUT(S)
× 0.95,
Judged oscillation stop at
CONT pin
At VOUT
<1.5 V
0.2
V
2
ISH
OFF
/
ON
V
= 10 V
0.1
0.1
A
2
OFF
/
ON
pin input current
(With shutdown function)
ISL
OFF
/
ON
V
= 0 V
0.1
0.1
A
2
S-8351x30
86
%
1
Efficiency
EFFI
S-8351x50
88
%
1
External parts
Coil:
CDRH6D28-101 (100
H) of Sumida Corporation
Diode:
MA2Z748 (Shottky type) of Matsushita Electric Industrial Co., Ltd.
Capacitor: F93 (16 V, 47
F tantalum type) of Nichicon Corporation
VIN = VOUT(S)
× 0.6 applied, IOUT = VOUT(S) / 250
With shutdown function :
OFF
/
ON
pin is connected to VOUT
For VDD / VOUT separate type : VDD pin is connected to VOUT pin
Remark 1.
VOUT(S) specified above is the set output voltage value, and VOUT is the typical value of the actual output
voltage.
2.
VDD / VOUT separate type
A step-up operation is performed from VDD = 0.8 V. However, 1.8 V
≤VDD<10 V is recommended stabilizing
the output voltage and oscillation frequency. (VDD
≥1.8 V must be applied for products with a set value of less
than 1.9 V.)
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