STEP-DOWN, SYNCHRONOUS PWM CONTROL SWITCHING REGULATOR CONTROLLER
Rev.2.3_00
S-8533 Series
Absolute Maximum Ratings
Table 2
(Ta = 25°C unless otherwise specified)
Parameter
VIN pin voltage
Symbol
Absolute Maximum Rating
Unit
V
VIN
VSS − 0.3 to VSS + 18
VSS − 0.3 to VSS + 18
VSS − 0.3 to VSS + 18
VSS − 0.3 to VIN + 0.3
VSS − 0.3 to VIN + 0.3
VSS − 0.3 to VIN + 0.3
±100
VOUT pin voltage
ON/OFF pin voltage
CSS pin voltage
VOUT
VON/OFF
VCSS
VNDRV
VPDRV
INDRV
IPDRV
PD
V
V
V
NDRV pin voltage
PDRV pin voltage
NDRV pin current
PDRV pin current
Power dissipation
V
V
mA
mA
mW
mW
°C
°C
±100
300 (When not mounted on board)
700*1
Operating ambient temperature
Storage temperature
Topr
Tstg
−40 to +85
−40 to +125
*1. When mounted on board
[Mounted board]
(1) Board size : 114.3 mm × 76.2 mm × t1.6 mm
(2) Board name : JEDEC STANDARD51-7
Caution The absolute maximum ratings are rated values exceeding which the product could suffer physical
damage. These values must therefore not be exceeded under any conditions.
(1) When mounted on board
(2) When not mounted on board
800
400
700
600
500
300
200
100
0
400
300
200
100
0
0
50
100
150
0
50
100
150
Ambient temperature Ta (°C)
Ambient temperature Ta (°C)
Figure 3 Power Dissipation of Package
Seiko Instruments Inc.
5
SII [ SEIKO INSTRUMENTS INC ]
