ACE809
Technology
Packaging Type
SOT-23-3
3
3-Pin Microprocessor Reset Circuits
1
2
Pin No
1
2
3
Symbol
GND
RESET
Vcc
Description
Ground
RESET output remains low while Vcc is below the reset voltage threshold and for
240msec(typ.) after Vcc rises above reset threshold
Supply Voltage (typ.)
Ordering information
Selection Guide
ACE809
X XX +
H
Halogen - free
Pb - free
BM: SOT-23-3
Vout Volts :
L : 4.63V
M : 4.38V
J : 4.00V
T : 3.08V
S : 2.93V
R : 2.63V
Power Dissipation Table
T
A
≤
25
O
C
T
A
=70
O
C
T
A
= 85
O
C
θ
JA
Df(mW/℃)
Package
O
( C /W ) TA≧25℃ Power rating(mW) Power rating(mW) Power rating (mW)
BM
230
3.5
543
348
283
Note:1.Exceeding the maximum allowable power dissipation will result in excessive die temperature, and the regulator will go into
Thermal shutdown.
2.T
J
: Junction Temperature Calculation T
J
= T
A
+ ( P
D
x
θ
JA
)
The
θ
JA
numbers are guidelines for the thermal performance of the device/PC-board system. All of the above assume no
Ambient airflow.
3.θ
JA
: Thermal Resistance-Junction to Ambient, D
F
: Derating factor, Po: Power consumption
VER 1.2
2
ACE [ ACE TECHNOLOGY CO., LTD. ]
