How to get time in AM/PM 08:00AM format in ms sql

Query I am using =>

select CONVERT(varchar(15),CAST('08:00:00.0000000' AS TIME),100)

output I am getting => 8:00AM

but I want output => 08:00AM
( two digit hours )

So how can I get this output

>Solution :

Sql Server way of LPAD

select right('0'+ CONVERT(varchar(15),CAST('08:00:00.0000000' AS TIME),100), 7)