S-8341C30AFT-T2-G Seiko Instruments, S-8341C30AFT-T2-G Datasheet - Page 7
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S-8341C30AFT-T2-G
Manufacturer Part Number
S-8341C30AFT-T2-G
Description
IC REG SW 300KHZ 3.0V 8-TSSOP
Manufacturer
Seiko Instruments
Type
Step-Up (Boost)r
Datasheet
1.S-8340A25AFT-T2-G.pdf
(55 pages)
Specifications of S-8341C30AFT-T2-G
Internal Switch(s)
No
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
3V
Frequency - Switching
300kHz
Voltage - Input
0.9 ~ 6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-TSSOP
Power - Output
300mW
Output Voltage
3 V
Operating Temperature Range
- 40 C to + 85 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Output voltage
Input voltage
Oscillation start voltage
Current consumption 1
Current consumption 2
Current consumption
at shutdown
EXT pin output current
Line regulation
Load regulation
Output voltage
temperature coefficient
Oscillation frequency
Maximum duty ratio
PWM/PFM switching
duty ratio
(S-8341 Series A type)
Current limit detection
voltage
ON/OFF pin input voltage
ON/OFF pin input
leakage current
Soft-start time
Efficiency
STEP-UP, 600 kHz, PWM CONTROL OR PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
Rev.4.0
Electrical Characteristics
(1) 600 kHz, Output Voltage Fixed Type (A Type)
Parameter
_00
*1
*2
V
V
V
I
I
I
I
I
ΔV
ΔV
f
MaxDuty
PFMDuty
V
V
V
I
I
t
EFFI
SS1
SS2
SSS
EXTH
EXTL
ΔTa
OSC
SH
SL
SS
Symbol
OUT(E)
IN
ST
SENSE
SH
SL
ΔV
OUT1
OUT2
•
OUT
V
OUT
V
I
No external parts.
The voltage is applied to V
V
EXT pin open
V
V
V
V
V
I
V
V
Ta = −40 to +85°C
V
Measure waveform at the EXT pin
V
Measure waveform at the EXT pin
V
V
Judge oscillation at the EXT pin or oscillation
stop at “L”
V
Judge oscillation at the EXT pin.
V
Judge oscillation stop at the EXT pin.
V
V
V
pF, I
Measure time until oscillation
occurs at the EXT pin.
V
I
OUT
OUT
OUT
IN
OUT
OUT
OUT
EXT
EXT
IN
IN
IN
OUT
IN
IN
OUT
OUT
OUT
OUT
OUT
IN
IN
= V
= V
= V
= V
= V
= V
= V
= V
= V
= V
=V
OUT
= V
= 0.2 V
= V
= V
= V
= V
= V
= V
= V
= 6 V, V
= 6 V, V
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(E)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
= V
OUT(E)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
OUT(S)
/50 Ω
/50 Ω
/50 Ω
× 0.6,
× 0.4 to V
× 0.6, 10 μA ≤ I
× 0.6, I
× 0.95
− 0.1 V, under no load
× 0.6, C
× 0.6,
ON/OFF
ON/OFF
− 0.2 V
× 0.95,
+ 0.5 V, EXT pin open
× 0.95, V
× 0.95
× 0.95
× 0.95
× 0.95
/50 Ω
= 6 V
= 0 V
Conditions
OUT
Seiko Instruments Inc.
SS
OUT(S)
= V
= 4700
ON/OFF
−
Table 5
OUT(S)
OUT
× 0.6
OUT
= 0 V
.
/50 Ω,
≤ V
S-834xA25 − 34
S-834xA35 − 44
S-834xA45 − 54
S-834xA55 − 60
S-8340Axx
S-8341Axx
S-834xA25 − 34
S-834xA35 − 44
S-834xA45 − 54
S-834xA55 − 60
S-834xA25 − 34
S-834xA35 − 44
S-834xA45 − 54
S-834xA55 − 60
S-834xA25 − 34
S-834xA35 − 44
S-834xA45 − 54
S-834xA55 − 60
OUT(S)
/40 Ω
V
× 0.98
Min.
−0.1
−0.1
−13
−17
−21
−23
510
OUT(S)
0.8
3.0
3.0
19
32
42
50
56
73
90
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
(Ta = 25°C unless otherwise specified)
× 0.5%
× 0.5%
V
V
V
±100
Typ.
350
460
630
810
180
−24
−30
−34
−37
600
120
OUT(S)
OUT(S)
OUT(S)
6.0
8.0
56
69
78
85
82
27
83
85
87
87
−
−
−
−
−
−
−
S-8340/8341 Series
V
V
V
× 1.02
× 1%
× 1%
Max.
1060
1250
14.0
14.0
640
810
300
690
150
OUT(S)
OUT(S)
OUT(S)
0.9
3.0
0.3
0.1
0.1
89
35
6
−
−
−
−
−
−
−
−
−
−
−
−
−
−
ppm/°C
Unit
kHz
mA
mA
mA
mA
mA
mA
mA
mA
mV
ms
ms
μA
μA
μA
μA
μA
μA
μA
μA
%
%
%
%
%
%
V
V
V
V
V
V
V
Measurement
Circuit
1
1
2
2
2
2
2
2
2
−
−
−
−
−
−
−
−
1
1
1
2
2
1
2
2
2
2
2
1
1
1
1
1
1
7