s-8333aaca-t8t1g Seiko Instruments Inc., s-8333aaca-t8t1g Datasheet - Page 7

• Manufacturer Part Number: s-8333aaca-t8t1g
• Description: Step-up, For Lcd Bias Supply, 1-channel, Pwm Control Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

Rev.2.3
STEP-UP, FOR LCD BIAS SUPPLY, 1-CHANNEL, PWM CONTROL SWITCHING REGULATOR CONTROLLER
External Parts When Measuring Electrical Characteristics
Inductor
Diode
Output capacitor
Transistor
Oscillation frequency setting resistor
Maximum duty ratio setting resistor
Short-circuit protection delay time
setting capacitor
Output voltage setting resistor 1
Output voltage setting resistor 2
FB pin capacitor
Phase compensation resistor
Phase compensation capacitor
_00
Element Name
L
SD
CL
M1
ROSC
RDuty
CSP
RFB1
RFB2
CFB
CZ
RZ
Table 5 External Parts
Symbol
Seiko Instruments Inc.
Sanyo Electric Co., Ltd.
TDK Corporation
Rohm Co., Ltd.
Manufacturer









LDR655312T 10 µH
RB491D
Ceramic 10 µF
MCH3406
200 kΩ (when f
300 kΩ (when MaxDuty = 73%)
8.2 kΩ (when V
1.0 kΩ (when V
180 pF
200 kΩ
0.01 µF
0.1 µF (when t
Part Number
OSC
OUT
OUT
S-8333 Series
PRO
= 700 kHz)
= 9.2 V)
= 9.2 V)
= 50 ms)
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