MC13181 查看數據表（PDF） - Motorola => Freescale
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MC13181 Datasheet PDF : 18 Pages
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Electrical Specifications
(with optional connections for
Low Battery detection)
(REFOUT)
VIN+
(VCC2)
VIN-
24
23
VOUT1.85
(1.85 V, 30 mA)
DETECT HYSSEL
AGND2
22
21
20
*1.0 µ F
19
VOUT2.65
(2.65 V,
65 mA)
1
*1.0
µF
REFOUT
(1.265 V)
2
*470
nF
VCC1
1.0
µF
*0.1 µ F 3
AGND1
4
SGND
5
S_INV
6
LDO 2.65
VOUT EN
GND VIN
882 k
VOUT1.85
VCC2
LDO_1.85
VIN VOUT
VOUT1.85
Globally
Distributed
REF
VOUT IREF
EN
GND VIN
734 k
SHUTDOWN_B
SHUTDOWN_B
TSD_B
EN
GND
18
SHUTDOWN_B
1M TSD_B
17
SHUTDOWN_B
1M
16
Thermal Shutdown
REFOUT
VCC2
VCC
TSD_B
REF VOUT
VOUT1.85
Threshold = 1.7 V
VIN
CAP RESET_B
15
GND
Local Substrate Moat
SHUTDOWN_B
RESET
VOUT1.85
Q1_B
INV
VCC2
TSD_B
1M
14
Q1_B
VCC2
13
GND
V-SEL
OR
EN
VOUT
VCC2
1M
1M
LDO_3.0/3.3
*1.0
µF
* Mount part close to IC
7
*1.0
µF
VOUT3.0/3.3 (3.0/
3.3 V, 60 mA)
8
9
User
Defined
1.0
µF
10
11
Q1_B
Q2
VCC2
DELAY_CAP
12
S_OR
Figure 2. Simplified Functional Diagram
1.85_EN
2.65_EN
SHUTDOWN_B
RESET_B
3.0/3.3_SEL
3.0/3.3_EN
8
MC13181 Advance Information
MOTOROLA
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