s-8533a60aft-tb-g Seiko Instruments Inc., s-8533a60aft-tb-g Datasheet - Page 7

• Manufacturer Part Number: s-8533a60aft-tb-g
• Description: Step-down, Synchronous Pwm Control Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

Rev.2.3
STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
Measurement Circuits
1.
2.
3.
A
A
A
22 μF × 3
F93
F93
22 μF
_00
0.1 μF
+
+
4700 pF
0.1 μF
0.1 μF
A
4700 pF
4700 pF
CSS
ON/OFF
CSS
ON/OFF
CSS
ON/OFF
VSS
VIN
VSS
VSS
Seiko Instruments Inc.
VIN
VIN
PDRV
VOUT
NDRV
Figure 4
Figure 5
Figure 6
PDRV
VOUT
NDRV
PDRV
VOUT
NDRV
1 kΩ
CPH6303
CPH6403
2200 pF
MA737
A
A
A
2SA1213-Y
C DRH104R
22 μH
CD105
22 μH
C
1000 pF
NDRV
F93
47 μF
F93
47 μF
+
+
S-8533 Series
F93
47 μF
F93
47 μF
+
+
F93
22 μF × 3
I
OUT
+
7