TC110 Microchip Technology, TC110 Datasheet - Page 9

• Manufacturer Part Number: TC110
• Description: PFM/PWM Step-Up DC/DC Controller
• Manufacturer: Microchip Technology

FIGURE 4-1:
FIGURE 4-2:
FIGURE 4-3:
©
2002 Microchip Technology Inc.
V
V
10µF/16V
10µF/16V
IN
IN
V
10µF/16V
C
C
IN
100kHz BOOTSTRAPPED REGULATOR WITH SOFT START USING
A BIPOLAR TRANSISTOR
300kHz BOOTSTRAPPED, N-CHANNEL TRANSISTOR
300kHz NON-BOOTSTRAPPED, N-CHANNEL TRANSISTOR
IN
IN
C
IN
Sumida CD75
Sumida CD54
Sumida CD54
47µH
L1
V
V
22µH
22µH
OUT
L1
EXT
OUT
1
EXT
L1
1
V
5
5
EXT
OUT
1
5
TC110303
TC110303
TC110301
TC110301
V
Ceramic
V
V
10nF
DD
DD
2
2
2
DD
CB
RB
1K
SHDN/SS
SHDN/SS
SHDN/SS
GND
3
GND
4
GND
3
4
3
4
Ceramic
0.1µF
C
SS
FZT690BCT
Q1
Matsushita
ON Semiconductor
Si9410DY
MA737
ON Semiconductor
Si9410DY
Silconix
Silconix
D1
Q1
MBR0520L
47µF, 10V
Q1
MBR0520L
470K
C
R
Tant.
OUT
SS
D1
D1
47µF, 16V
47µF, 16V
C
Tant.
C
Tant.
OUT
OUT
V
OUT
SHUTDOWN
(Optional)
V
V
OUT
OUT
DS21355B-page 9
TC110