s-8333aaca-t8t1g Seiko Instruments Inc., s-8333aaca-t8t1g Datasheet - Page 10

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

10
STEP-UP, FOR LCD BIAS SUPPLY, 1-CHANNEL, PWM CONTROL SWITCHING REGULATOR CONTROLLER
S-8333 Series
Input voltage
(V
Output voltage
(V
Error amplifier
reference voltage
FB pin voltage
(V
EXT pin voltage
(V
IN
OUT
FB
EXT
)
)
)
)
9.2 V
1.0 V
3.3 V
3.3 V
1.0 V
0 V
0 V
0 V
0 V
0 V
SW : ON
(V
Seiko Instruments Inc.
soft-start period
Maximum duty
IN
= 0 V→3.3 V, V
Reference voltage soft-start period
Figure 8
t
SS
t (ms)
OUT
= 9.2 V, R
FB1
= 8.2 kΩ, R
V
OUT
FB2
×0.95
= 1.0 kΩ)
Rev.2.3
_00