S-8353A50MC-IRJ-T2 Seiko Instruments, S-8353A50MC-IRJ-T2 Datasheet - Page 22

• Manufacturer Part Number: S-8353A50MC-IRJ-T2
• Description: DC/DC Switching Regulators 5.0V Step-Up 2.4%
• Manufacturer: Seiko Instruments

Specifications of S-8353A50MC-IRJ-T2

• Output Voltage: 5 V
• Input Voltage: 10 V
• Duty Cycle (max): 90 %
• Switching Frequency: 50 KHz
• Mounting Style: SMD/SMT
• Package / Case: SOT-23-5
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

22
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR
S-8353/8354 Series
Standard Circuits
(1) S-8353AxxMA / UA, S-8353CxxMA, S-8353HxxMA/UA, S-8354AxxMA/UA, S-8354CxxMA, S-8354HxxMA / UA
(2) S-8353AxxMC, S-8353HxxMC, S-8354AxxMC, S-8354HxxMC
Remark The power supply for the IC chip is from the VOUT pin.
Remark The power supply for the IC chip is from the VOUT pin.
V
V
IN
IN
C
C
+
−
+
−
IN
IN
L
L
ON
CONT
/
CONT
OFF
Soft start built-in
reference power
Soft start built-in
reference power
Oscillation circuit
Oscillation circuit
PWM control circuit
PWM control circuit
Seiko Instruments Inc.
switching control
supply
switching control
or PWM / PFM
supply
or PWM / PFM
circuit
SD
SD
circuit
Figure 13
Figure 14
compensating
compensating
IC internal
power
supply
IC internal
power
supply
Phase
Phase
circuit
circuit
+
−
+
−
VOUT
VOUT
VSS
VSS
C
C
L
L
+
−
+
−
Rev.3.0
_00