Topfield TF4000FI, Service Manual, Page: 37 / 62

MIC39100/39101/39102 Micrel
MIC39100/39101/39102 2 June 2000
Pin Configuration
IN OUT GND
1 3 2
TAB
GND
MIC39100-x.x
Fixed
SOT-223 (S)
1 EN
IN
OUT
FLG
8 GND
GND
GND
GND
7
6
5
2
3
4
MIC39101-x.x
Fixed
SOP-8 (M)
1 EN
IN
OUT
ADJ
8 GND
GND
GND
GND
7
6
5
2
3
4
MIC39102
Adjustable
SOP-8 (M)
Pin Description
Pin No. Pin No. Pin No. Pin Name Pin Function
MIC39100 MIC39101 MIC39102
1 1 1 EN Enable (Input): CMOS-compatible control input. Logic high = enable, logic
low or open = shutdown.
2 2 IN Supply (Input)
3 3 3 OUT Regulator Output
4 FLG Flag (Output): Open-collector error flag output. Active low = output under-
voltage.
4 ADJ Adjustment Input: Feedback input. Connect to resitive voltage-divider
network.
2,
TAB
5–8 5–8 GND Ground