s-8460 Seiko Instruments Inc., s-8460 Datasheet - Page 20

• Manufacturer Part Number: s-8460
• Description: Step-up Or Down, Single-coil, Pwm Control Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

20
STEP-UP OR DOWN, SINGLE-COIL, PWM CONTROL SWITCHING REGULATOR CONTROLLER
S-8460
(4) Input Voltage Fluctuation (V
(4.0 V/div)
(0.1 V/div)
(1.0 V/div)
(0.1 V/div)
V
V
V
OUT
V
OUT
IN
IN
20 V
5 V
0 V
0 V
V
V
I N
IN
: 2.2 V → 18.0 V I
: 2.7 V → 5.0 V I
t (0.5 ms/div)
t (0.5 ms/div)
IN
: 2.7 V → 5.0 V, 5.0 V → 2.7 V, 2.2 V → 18.0 V → 2.2 V, I
OUT
OUT
: 100 mA
: 100 mA
Seiko Instruments Inc.
(4.0 V/div)
(0.1 V/div)
(0.1 V/div)
(1.0 V/div)
V
V
V
V
OUT
IN
OUT
IN
20 V
5 V
0 V
0 V
V
V
IN
IN
: 18.0 V → 2.2 V
: 5.0 V → 2.7 V I
OUT
t (0.5 ms/div)
t (0.5 ms/div)
: 100 mA, V
I
OUT
OUT
OUT
: 100 mA
: 3.3 V)
: 100 mA
Rev.2.1
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