參數(shù)資料
型號: S-8355Q34BD-OWT-TF
元件分類: 穩(wěn)壓器
英文描述: 0.08 A SWITCHING CONTROLLER, 690 kHz SWITCHING FREQ-MAX, PDSO6
封裝: SNB-6
文件頁數(shù): 8/77頁
文件大?。?/td> 836K
代理商: S-8355Q34BD-OWT-TF
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.
16
Table 23 (2 / 2)
(Ta = 25
°C unless otherwise specified)
Item
Symbol
Condition
Min.
Typ.
Max.
Unit
Measurement
circuit
ISH
OFF
/
ON
V
= VOUT(S) × 0.95
0.1
0.1
μA
1
OFF
/
ON
pin input current
(For with shutdown function)
ISL
OFF
/
ON
V
= 0 V
0.1
0.1
μA
1
Soft start time
tSS
3.0
6.0
12.0
ms
2
Efficiency
EFFI
85
%
2
External parts
Coil:
CDRH6D28-470 of Sumida Corporation
Diode:
RB461F (Schottky type) of Rohm Co., Ltd.
Capacitor:
F93 (16 V, 47
μF tantalum type) of Nichicon Corporation
Transistor:
CPH3210 of Sanyo Electric Co., Ltd.
Base resistor (Rb):
1.0 k
Ω
Base capacitor (Cb):
2200 pF (ceramic type)
VIN = VOUT(S) × 0.6 applied, IOUT = VOUT(S) / 50 Ω
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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