s-8337aaca-t8t1g Seiko Instruments Inc., s-8337aaca-t8t1g Datasheet - Page 31

• 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
I
V
[0.2 V/div]
I
V
[0.2 V/div]
I
V
[0.2 V/div]
OUT
OUT
OUT
OUT
OUT
OUT
100 mA
100 mA
100 mA
4. 3 Load fluctuations (V
0.1 mA
0.1 mA
0.1 mA
OSC
OSC
OSC
= 1133 kHz, I
= 700 kHz, I
= 286 kHz, I
–20
–20
–20
_00
STEP-UP, 1.2 MHz HIGH-FREQUENCY, PWM CONTROL SWITCHING REGULATOR CONTROLLER
–10
–10
–10
OUT
OUT
OUT
= 0.1 mA→100 mA
= 0.1 mA→100 mA
time [ms]
time [ms]
time [ms]
= 0.1 mA→100 mA
OUT
0
0
0
= 9.2 V, V
10
10
10
Seiko Instruments Inc.
IN
= 3.3 V, Ta = 25 ° C, R
20
20
20
10.0
9.8
9.6
9.4
9.2
9.0
8.8
10.0
9.8
9.6
9.4
9.2
9.0
8.8
10.0
9.8
9.6
9.4
9.2
9.0
8.8
(2) f
(4) f
(6) f
I
I
I
V
[0.2 V/div]
V
[0.2 V/div]
V
[0.2 V/div]
OUT
OUT
OUT
OUT
OUT
OUT
100 mA
100 mA
100 mA
0.1 mA
0.1 mA
0.1 mA
OSC
OSC
OSC
Z
= 200 k Ω , C
= 1133 kHz, I
= 700 kHz, I
= 286 kHz, I
–20
–20
–20
–10
–10
–10
Z
OUT
OUT
= 0.01 μ F)
OUT
= 100 mA→0.1 mA
= 100 mA→0.1 mA
time [ms]
time [ms]
time [ms]
= 100 mA→0.1 mA
0
0
0
S-8337/8338 Series
10
10
10
20
20
20
10.0
10.0
10.0
9.8
9.6
9.4
9.2
9.0
8.8
9.8
9.6
9.4
9.2
9.0
8.8
9.8
9.6
9.4
9.2
9.0
8.8
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