參數(shù)資料
型號(hào)： MC13181
廠商： MOTOROLA INC
元件分類： 電源管理
英文描述： Wireless Power Management Integrated Circuit
中文描述： 2-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC24
封裝： PLASTIC, QFN-24
文件頁數(shù)： 9/18頁
文件大?。?/td> 211K
代理商： MC13181
Pin Function Descriptions
MOTOROLA
MC13181
Advance Information
9
2 Pin Function Descriptions
Table 5. Pin Function Description
Pin
Symbol/
Type
Description
Equivalent Internal Circuit
Notes
1
VOUT2.65
VOUT2.65 Regulator
Output
, LDO_2.65,
2.65 V, 65 mA Output
Bypass with
low ESR
1.0
μ
F
tantalum
capacitor
[Note 1]
2
REFOUT
REFOUT
,1.265 V
Reference Voltage
Output,
Bypass with
low ESR
470 nF
[Note 1]
3
VCC1
VCC1, Positive Supply
,
Power Supply Input for
Reference Generation
and LDO_2.65
Bypass with
a 0.1
μ
F
close to the
part and a
1.0
μ
F low
ESR.
4
AGND1
AGND1 Ground
, Analog
Ground for Reference
Generation and
LDO_2.65
Tie to
ground
5
SGND
SGND Ground
,
Substrate for LDO_2.65
and Reference
Generator
Tie to
ground
6
S_INV
S_INV
, Inverter Output
referenced
to V
LDO_1.85
NOTES:
1. All capacitors are assumed to be low ESR tantalum. De-rating factor on capacitance value is assumed to be -20% to 10% over all
cases of tolerance and temperature.
2. Contact assignments are subject to change.
1
V
ref
V
CC1
ESD
C
ext
162 k
152 k
2
Band
Gap
C
ext
274 k
2.0 k
1.0 k
V
CC1
3*
to V
CC
ESD
C bypass (2)
* also pin 8
4
ESD
A ground 1
5
ESD
S ground
6*
ESD
LDO_1.85
* also pins 15 & 22
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