參數(shù)資料
型號(hào)： TQFN34-20
廠商： ANADIGICS, Inc.
英文描述： Four-Channel Backlight Driver with Dual LDOs
中文描述： 四通道雙LDO的背光驅(qū)動(dòng)器
文件頁(yè)數(shù)： 3/20頁(yè)
文件大小： 392K
代理商： TQFN34-20
AAT2847
Four-Channel Backlight Driver with Dual LDOs
2847.2007.09.1.0
3
1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at conditions
other than the operating conditions specified in not implied. Only one Absolute Maximum Rating should be applied at any one time.
2. Derate 20mW/°C above 40°C ambient temperature.
3. Mounted on a FR4 circuit board.
Pin Configuration
AAT2847-EE
TQFN34-20
(Top View)
AAT2847-QG/QI
TQFN34-20
(Top View)
Absolute Maximum Ratings
1
T
A
= 25°C, unless otherwise noted. Pin descriptions below apply to AAT2847-EE (AAT2847-QG/QI)
Symbol
Description
V
N
[IN, OUT, D1, D2, D3, D4] to GND
V
N
[C1+, C1-, C2+, C2-] to GND
V
N
[LDOA, LDOB, FBA, FBB, EN/SET, ENA, ENB] to GND
T
J
Operating Temperature Range
T
LEAD
Maximum Soldering Temperature (at leads, 10 sec)
Thermal Information
2, 3
1
3
2
5
4
6
16
14
15
12
13
11
9
1
7
8
1
1
2
1
D2
D1
LDOB
IN
PGND
IN
F
L
C
C
C1+
C1-
OUT
EN/SET
ENB
D4
D
G
E
F
1
3
2
5
4
6
16
14
15
12
13
11
9
1
7
8
1
1
2
1
D2
D1
LDOB
IN
PGND
IN
N
L
C
C
C1+
C1-
OUT
EN/SET
ENB
D4
D
G
E
N
Symbol
θ
JA
P
D
Description
Value
Units
Thermal Resistance
Maximum Power Dissipation
50
2
°C/W
W
Value
Units
-0.3 to 6.0
-0.3 to V
OUT
+ 0.3
-0.3 to V
IN
+ 0.3
-40 to 150
300
V
V
V
°
C
°
C
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