S-8341A30AFT-T2-G Seiko Instruments, S-8341A30AFT-T2-G Datasheet - Page 8

• Manufacturer Part Number: S-8341A30AFT-T2-G
• Description: IC REG SW 600KHZ 3.0V 8-TSSOP
• Manufacturer: Seiko Instruments
• Type: Step-Up (Boost)r

Specifications of S-8341A30AFT-T2-G

• Internal Switch(s): No
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 3V
• Frequency - Switching: 600kHz
• 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

External parts
*2. The change of output voltage with temperature [mV/°C] is calculated from the following formula.
Caution The S-8340/8341 Series steps up from V
8
The VDD pin is connected to the VOUT pin.
The ON/OFF pin is connected to the VOUT pin unless otherwise specified.
Connect the SENSE pin to the VSS pin.
*1. V
STEP-UP, 600 kHz, PWM CONTROL OR PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
S-8340/8341 Series
V
(Change of output voltage
with temperature)
OUT(S)
OUT(E)
ΔV
stabilize the output voltage and oscillation frequency. If V
instead of V
voltage accuracy of ±2.0% is not guaranteed due to dependency of output voltage on V
accuracy of output voltage is degraded significantly when the V
not use this IC when the V
supply so that V
ΔTa
: Set output voltage value
: Actual output voltage value : Output voltage value when I
OUT
Coil :
Diode :
Capacitor :
Transistor :
Base resistor (R
Base capacitor (C
C
C
[mV/°C]
VREF
SS
:
OUT
:
, V
=
DD
DD
(Set output voltage (Output voltage temperature
becomes 2.5 V or more within the soft-start time (3.0 ms).
V
value)
should be 2.5 V or more. However, if V
OUT(S)
b
) :
b
) : 2200 pF (ceramic type)
[V]
DD
Sumida Corporation CD54 (10 μH)
1.0 kΩ
0.01 μF
4700 pF
Matsushita Electronic Industrial Co., Ltd. MA735 (Schottky type)
Nichicon Corporation F93 (16 V, 47 μF, tantalum type)
Sanyo Electric Co., Ltd. 2SD1628G
voltage is 6.0 V or more. If V
×
ΔTa
coefficient)
ΔV
Seiko Instruments Inc.
OUT
•
DD
V
OUT
= 0.9 V. However, 2.5 V or more for V
[ppm/°C] ÷ 1000
OUT
= V
DD
DD
DD
OUT(S)
of 2.5 V or more is applied, increase power
is not taken from V
is taken from V
DD
/50 Ω and V
voltage is 6.0 V or more. Therefore, do
IN
IN
= V
or other power sources,
OUT
OUT(S)
DD
, note that the output
is recommended to
× 0.6.
DD
. In particular,
Rev.4.0
_00