ACE111715XM+H ACE [ACE Technology Co., LTD.], ACE111715XM+H Datasheet - Page 4

• Manufacturer Part Number: ACE111715XM+H
• Description: 1A Positive Voltage Regulators
• Manufacturer: ACE [ACE Technology Co., LTD.]

Output Capacitor
placed no more than 1 cm away from the V
The value may be increased without upper limit.
Thermal Considerations
protection. When the thermal limit is exceeded, the IC will enter protection, and VOUT will be pulled to
ground. The power dissipation for a given application can be calculated as following:
temperature, T
designed to enter thermal protection at 175°C. For example, if TA is 25°C then the maximum PD is limited
to about 0.83W. In other words, if I
SOT-223 without heat sink.)
Typical Performance Characteristic
An output capacitor of 22uF is recommended for better transient and PSRR performance. It should be
It is important that the thermal limit of the package is not exceeded. The ACE1117 has built-in thermal
The power dissipation (P
The thermal limit of the package is then limited to P
Reference Voltage vs Junction Temperature
Junction Temperature (℃)
A
is the ambient temperature, and Θ
D
) is P
Technology
D
= I
OUT
OUT(MAX)
* [V
OUT
IN
= 500mA, then [V
– V
pin, and connected directly between V
OUT
]
JA
is around 180°C/W for ACE1117. ACE1117 is
D(MAX)
Output Voltage vs Junction Temperature
1A Positive Voltage Regulators
= [T
IN
– V
J
Junction Temperature (℃)
– T
OUT
A
]/Θ
] can not exceed 1.66V. (Ref.
JA
where T
OUT
J
ACE1117
and GND pins.
is the junction
VER 1.3
4