s-8521b51mc-aukt2g Seiko Instruments Inc., s-8521b51mc-aukt2g Datasheet - Page 8

• Manufacturer Part Number: s-8521b51mc-aukt2g
• Description: Step-down, Pwm Control Or Pwm / Pfm Switchable Switching Regulator Controller
• Manufacturer: Seiko Instruments Inc.

8
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLOR
S-8520 / 8521 Series
Absolute Maximum Ratings
Caution The absolute maximum ratings are rated values exceeding which the product could suffer
VIN pin voltage
VOUT pin voltage
EXT pin voltage
EXT pin current
Power dissipation
Operating ambient temperature
Storage temperature
*1. When mounted on board
(1) When mounted on board
ON
/
OFF
[Mounted board]
700
600
500
400
300
200
100
physical damage. These values must therefore not be exceeded under any conditions.
0
(1) Board size :
(2) Board name : JEDEC STANDARD51-7
pin voltage
0
Item
Temperature Ta (°C)
50
114.3 mm × 76.2 mm × t1.6 mm
100
Figure 4 Power Dissipation of Package
V
ON
V
V
OUT
IN
/
OFF
150
Symbol
V
I
T
T
P
EXT
A, C, E types
B, D, F types
A, C, E types
B, D, F types
A, C, E types
B, D, F types
EXT
opr
stg
Seiko Instruments Inc.
D
Table 4
(2) When not mounted on board
250 (When not mounted on board)
300
250
200
150
100
50
0
Absolute maximum ratings
0
(Ta=25 °C unless otherwise specified)
V
V
V
V
V
V
V
SS
SS
SS
SS
SS
SS
SS
−40 to +125
−0.3 to V
−0.3 to V
−0.3 to V
−0.3 to V
−0.3 to V
−0.3 to V
−0.3 to V
−40 to +85
Temperature Ta (°C)
50
600
±50
*1
IN
SS
SS
SS
SS
SS
SS
+0.3
+12
+18
+12
+18
+12
+18
100
Rev.8.3
150
Unit
mW
mA
°C
V
_00