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參數(shù)資料
| 型號： | LM2796TL |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 顯示驅動器 |
| 英文描述： | Dual-Display White LED Driver with 3/2x Switched Capacitor Boost |
| 中文描述： | LED DISPLAY DRIVER, PBGA18 |
| 封裝： | 2.10 X 2.40 MM, 0.60 MM HEIGHT, THIN MICRO SMD, 18 PIN |
| 文件頁數(shù)： | 3/8頁 |
| 文件大?。?/td> | 172K |
| 代理商： | LM2796TL |
Absolute Maximum Ratings
(Notes 1, 2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
V
IN
pin voltage
EN, ENA, ENB pin voltages
-0.3V to 7.1V
-0.3V to (V
IN
+0.3V)
w/ 5.6V max
Internally Limited
Continuous Power Dissipation
(Note 3)
Junction Temperature (T
J-MAX
)
Storage Temperature Range
Maximum Lead Temperature
(Soldering, 10 sec.)
ESD Rating (Note 4)Human Body
Model:
Machine Model
150
o
C
-65
o
C to +150
o
C
265
o
C
2.0kV
200V
Operating Rating
(Notes 1, 2)
Input Voltage Range
Junction Temperature (T
J
) Range
Ambient Temperature (T
A
) Range
(Note 5)
2.7V to 5.5V
-30C to +125C
-30C to +85C
Thermal Properties
Juntion-to-Ambient Thermal
Resistance (
θ
JA
), (Note 6)
100C/W
Electrical Characteristics
Limits in standard typeface and typical values apply for T
J
= 25
o
C. Limits in
boldface
type apply over the full operating junction
temperature range (-30C
≤
T
J
≤
+85C) . Unless otherwise specified: V
IN
= 3.6V; V
Dxx
= 3.6V; V(EN) = 2.0V; Group A and
Group B LEDs not ON simultaneously (ENA = V
IN
and ENB = GND, or ENA = GND and ENB = V
IN
); R
SET
= 8.35k
; C
IN
, C
1
,
C
2
, and C
POUT
= 1μF. (Note 8)
Symbol
Parameter
Condition
3.0V
≤
V
IN
≤
4.2V, and V
IN
= 5.5V
2.5V
≤
V
Dxx
≤
3.8V;
R
SET
= 8.35k
3.0V
≤
V
IN
≤
5.5V;
2.5V
≤
V
Dxx
≤
3.6V;
R
SET
= 6.25k
3.0V
≤
V
IN
≤
5.5V;
2.5V
≤
V
Dxx
≤
3.9V;
R
SET
= 12.5k
2.7V
≤
V
IN
≤
3.0V;
2.5V
≤
V
Dxx
≤
3.3V;
R
SET
= 8.35k
ENA and ENB ON (all 7 I
DX
outputs active),
V
IN
= 3.0V, C
IN
= C
OUT
= 2.2μF
I
Dxx-MATCH
Current Matching Between Any
Two Group A Outputs or Group
B Outputs
I
Q
Quiescent Supply Current
2.7V
≤
V
IN
≤
4.2V;
No Load Current,
EN = ON, ENA = ENB = OFF
I
SD
Shutdown Supply Current
2.7V
≤
V
IN
≤
5.5V, EN = OFF
V
SET
I
SET
Pin Voltage
2.7V
≤
V
IN
≤
5.5V
I
Dxx
/I
SET
Output Current to Current Set
Ratio
R
OUT
Charge Pump Output Resistance
(Note 11)
V
HR
Current Source Headroom
Voltage Requirement (Note 12)
R
SET
= 8.35k
(I
Dxx
(nom)
≈
15mA)
I
Dxx
= 95%X I
Dxx
(nom)
R
SET
= 12.5k
(I
Dxx
(nom)
≈
10mA)
(Notes 2, 7)
Min
Typ
Max
Units
I
Dxx
Output Current Regulation
13.8
(-8%)
15
16.2
(+8%)
mA
(%)
20
mA
10
mA
15
mA
15
mA
V
IN
= 3.0V (Note 10)
1
%
3.5
6
mA
3
4.5
μA
V
1.25
100
V
IN
= 3.0V
2.7
I
Dxx
= 95% X I
Dxx
(nom)
320
mV
220
L
www.national.com
3
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相關代理商/技術參數(shù) |
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|---|---|
| LM2796TL NOPB | 制造商:Texas Instruments 功能描述: |
| LM2796TL/NOPB | 功能描述:LED照明驅動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
| LM2796TLEV | 功能描述:LED 照明開發(fā)工具 LM2796TL DEV BOARD RoHS:否 制造商:Fairchild Semiconductor 產(chǎn)品:Evaluation Kits 用于:FL7732 核心: 電源電壓:120V 系列: 封裝: |
| LM2796TLX | 制造商:Texas Instruments 功能描述:LED DRVR 7Segment 3.3V/5V 18-Pin uSMD T/R |
| LM2796TLX/NOPB | 功能描述:LED照明驅動器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:SO-16N |
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