sc1452 Semtech Corporation, sc1452 Datasheet - Page 13

• Manufacturer Part Number: sc1452
• Description: Sc1452 Dual 150 Ma Ldo Regulator With Programmable Reset
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Evaluation Board Schematic
Evaluation Board Gerber Plots
2006 Semtech Corp.
150mA
Short
OUTA LOAD
JP4
1
2
3
J6
OUTA
J7
OUTB
J8
RSTA
J9
RSTB
(1)
R5
R6
(1)
Top Copper
8
7
6
5
8
7
6
5
U2
Si4410
U3
Si4410
D
D
D
D
D
D
D
D
OUTB LOAD
G
G
R3
Open
S
S
S
S
S
S
JP5
1
2
3
J3
RIPPLE A
1 2 3 4 5
1
2
3
4
1
2
3
4
R4
Open
150mA
Short
J10
OUTB LOAD DRV
J11
OUTA LOAD DRV
J4
RIPPLE B
1 2 3 4 5
C2
2.2uF
OUTB LOAD
JP7
OUTA LOAD
JP6
1
2
3
1
2
3
C3
2.2uF
EN
OFF
EN
OFF
J12
GND
1
2
3
4
5
IQ MON
JP3
1
2
OUTA
OUTB
GND
RSTA
RSTB
U1
SC1452xIMS
J13
GND
NOTE:
(1) See table below for resistor values
Output Voltage
13
1.8
2.5
2.8
3.0
3.3
J14
GND
DLYB
ENA
BYP
ENB
IN
J15
GND
10
9
8
7
6
J16
GND
R (Ohms) (1W)
12
16
18
20
22
J17
GND
C4
1uF
J18
GND
J1
ENA
C5
10nF
OUTA ENABLE
Bottom Copper
C6
10nF
JP1
1
2
3
J2
ENB
R1
10k
R2 10k
JP2
OUTB ENABLE
1
2
3
SC1452
www.semtech.com
J5
VIN
+
C1
220uF