MIC29310/29312
Micrel
Pin Configuration
3
TAB
OUT
TAB
3
2
1
OUT
GND
IN
2
1
GND
IN
MIC29310-x.xBT
TO-220 (T)
MIC29310-x.xBU
TO-263 (U)
5
4
3
2
1
ADJ
OUT
GND
IN
EN
5
4
3
2
1
ADJ
OUT
GND
IN
EN
TAB
TAB
MIC29312-x.xBT
TO-220-5 (T)
MIC29312-x.xBU
TO-263-5 (U)
Pin Description
Pin Number
MIC29310
Pin Number
MIC29312
1
1
2,
TAB
3
2
3,
TAB
4
5
Pin Name
EN
IN
GND
OUT
ADJ
Pin Function
Enable (Input): Active-high, logic-level enable/shutdown control.
Unregulated Input: +16V maximum supply.
Ground: Ground pin and
TAB
are internally connected.
Regulator Output
Ouput Voltage Adjust: 1.24V feedback from external resistive divider.
Absolute Maximum Ratings
(Note 1)
Input Voltage (V
IN
) ........................................ –20V to +20V
Power Dissipation (P
D
) ............................ Internally Limited
Storage Temperature Range (T
S
) ............ –65°C to +150°C
Lead Temperature (soldering, 5 sec.) ....................... 260°C
ESD,
Note 3
Operating Ratings
(Note 2)
Input Voltage (V
IN
) ....................................... +2.3V to +16V
Junction Temperature (T
J
) ........................... 0°C to +125°C
Package Thermal Resistance
TO-263
(θ
JC
) ......................................................... 2°C/W
TO-220 (θ
JC
) ......................................................... 2°C/W
TO-220 (θ
JA
) ....................................................... 55°C/W
MIC29310/29312
2
July 1999
MICREL [ MICREL SEMICONDUCTOR ]
