s-8337aaca-t8t1g Seiko Instruments Inc., s-8337aaca-t8t1g Datasheet - Page 29

• Manufacturer Part Number: s-8337aaca-t8t1g
• Description: Step-up, 1.2 Mhz High-frequency, Pwm Control Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

Rev.3.1
(1) f
(3) f
(5) f
V
[V]
V
[V]
V
[V]
IN
IN
IN
4. 1 Powering ON (V
4. Examples of Transient Response Characteristics
OSC
OSC
OSC
4
2
0
4
2
0
4
2
0
–5
–5
–5
= 1133 kHz, I
= 700 kHz, I
= 286 kHz, I
_00
STEP-UP, 1.2 MHz HIGH-FREQUENCY, PWM CONTROL SWITCHING REGULATOR CONTROLLER
0
0
0
OUT
OUT
OUT
time [ms]
time [ms]
time [ms]
5
5
5
= 0 mA, t
= 0 mA, t
OUT
= 0 mA, t
= 9.2 V, V
10
10
10
SS
SS
SS
= 10 ms
= 10 ms
= 10 ms
IN
15
15
15
= 0 V→3.3 V, Ta = 25 ° C)
Seiko Instruments Inc.
20
20
20
12
8 V
4
0
12
8 V
4
0
12
8 V
4
0
[V]
[V]
[V]
OUT
OUT
OUT
(2) f
(4) f
(6) f
V
[V]
V
[V]
V
[V]
IN
IN
IN
OSC
OSC
OSC
4
2
0
4
2
0
4
2
0
–5
–5
–5
= 1133 kHz, I
= 700 kHz, I
= 286 kHz, I
0
0
0
OUT
OUT
OUT
time [ms]
time [ms]
time [ms]
5
= 100 mA, t
5
= 100 mA, t
5
= 100 mA, t
10
10
10
S-8337/8338 Series
SS
SS
SS
= 10 ms
= 10 ms
15
15
15
= 10 ms
20
20
20
12
8 V
4
0
12
8 V
4
0
12
8 V
4
0
[V]
[V]
[V]
OUT
OUT
OUT
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