LT1109
7
U
SA
O
PP
L
IC
AT
ITY
P
I
CA
L
22 H
CADDELL-BURNS
7120-17
LT1109 • TA07
µ
+
GND
SW
OUT
V
LT1109CZ-12
2 CELLS
10µF
20V
12V
40mA AT 3V INPUT
15mA AT 2V INPUT
1N5818
22 H
CADDELL-BURNS
7120-17
LT1109 • TA06
µ
+
GND
SW
OUT
V
LT1109CZ-5
2 CELLS
22µF
16V
5V
100mA AT 3V INPUT
20mA AT 2V INPUT
1N5818
3-Pin Package Flash Memory VPP Generator
3V to 5V Converter
3V to 12V Converter
3V to 5V Converter with Shutdown
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
33 H
CADDELL-BURNS
7120-19
LT1109 • TA05
µ
GND
SW
OUT
V
LT1109CZ-12
V
5V
IN
10µF
20V
12V
30mA
1N4933
+
10k
10k
VN2222
SHUTDOWN PROGRAM
QUIESCENT CURRENT = 0 IN SHUTDOWN
2N4403
L1*
22µH
LT1109 • TA08
+
GND
V
IN
SW
LT1109CS8-5
2 CELLS
22µF
16V
MBRS120T3
SDN
SHUTDOWN
SENSE
5V OUTPUT
*L1 = SUMIDA CD54-220LC
