S-8340C30AFT-T2-G Seiko Instruments, S-8340C30AFT-T2-G Datasheet - Page 9
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S-8340C30AFT-T2-G
Manufacturer Part Number
S-8340C30AFT-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-8340C30AFT-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
FB pin 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 B type)
Current limit detection
voltage
FB pin input current
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
ON/OFF pin input voltage
(2) 600 kHz, Output Voltage External Setting Type (B Type)
Parameter
_00
*1
*2
V
V
V
V
I
I
I
I
I
ΔV
ΔV
f
MaxDuty
PFMDuty
V
I
V
V
I
I
t
EFFI
SS1
SS2
SSS
EXTH
EXTL
ΔTa
OSC
FB
SH
SL
SS
Symbol
OUT(E)
FB
IN
ST2
SENSE
SH
SL
ΔV
OUT1
OUT2
•
OUT
V
OUT
V
V
No external parts.
The voltage is applied to V
V
V
V
V
V
1.6 V ≤ V
V
V
V
V
V
V
Judge oscillation at the EXT pin or oscillation
stop at “L”
V
V
Judge oscillation at the EXT pin.
V
Judge oscillation stop at the EXT pin.
V
V
V
C
I
Measure time until oscillation
occurs at the EXT pin.
V
OUT
IN
IN
OUT
OUT
OUT
EXT
EXT
IN
IN
OUT
IN
IN
OUT
OUT
OUT
OUT
OUT
OUT
IN
SS
IN
= 2.4 V, I
= 2.4 V, I
= 2.4 V, 10 μA ≤ I
= 2.4 V, I
= 3.8 V, measure waveform at the EXT pin
= V
= 2.4 V,
= 2.4 V, I
= 4700 pF,
= 80 mA,
= V
= 0.2 V
= 3.8 V
= 3.8 V, V
= 3.8 V, measure waveform at the EXT pin
= 3.8 V
= 6 V, V
= 3.8 V
= 3.8 V
= 6 V, V
= 6 V, V
= 4.5 V
OUT(E)
OUT(E)
IN
≤ 2.4 V, I
− 0.1 V, under no load
OUT
OUT
OUT
OUT
FB
ON/OFF
ON/OFF
− 0.2 V
ON/OFF
= 1.5 V
= 80 mA
= 80 mA
= 80 mA, Ta = −40 to +85°C
= 80 mA
Conditions
= 6 V
= 0 V
Seiko Instruments Inc.
OUT
= 0 V
OUT
= 80 mA
−
≤ 100 mA
Table 6
DD
.
S-8340B00
S-8341B00
3.920
0.980
Min.
−0.1
−0.1
−19
510
−50
0.8
3.0
3.0
73
19
46
90
−
−
−
−
−
−
−
−
−
−
(Ta = 25°C unless otherwise specified)
4.000
1.000
±100
Typ.
460
180
−30
600
120
6.0
8.0
69
20
20
82
27
85
−
−
−
−
−
−
−
−
S-8340/8341 Series
4.080
1.020
Max.
14.0
14.0
740
300
690
150
0.9
3.0
0.3
0.1
0.1
40
40
89
35
50
6
−
−
−
−
−
ppm/°C
Unit
kHz
mA
mA
mV
mV
mV
ms
ms
μA
μA
μA
nA
μA
μA
%
%
%
V
V
V
V
V
V
Measurement
Circuit
3
3
3
4
4
4
4
−
−
3
3
3
4
4
3
4
4
4
4
4
4
3
3
3
9