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參數資料
| 型號： | LM2796TLX |
| 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： | 3/8頁 |
| 文件大?。?/td> | 172K |
| 代理商： | LM2796TLX |
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 |
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| LM2797MM-1.8 | 制造商:Texas Instruments 功能描述:CONVERTER 120MA BUCK SMD MSOP10 |
| LM2797MM-1.8/NOPB | 功能描述:IC REG BUCK SWITCHED CAP 10-MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩壓器 - DC DC 開關穩壓器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數:1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關:- 電流 - 輸出:125mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應商設備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR |
| LM2797MMX-1.8 | 功能描述:IC REG BUCK SWITCHED CAP 10MSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩壓器 - DC DC 開關穩壓器 系列:- 產品培訓模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標準包裝:1 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數:1 輸出電壓:3.3V 輸入電壓:4.5 V ~ 24 V PWM 型:- 頻率 - 開關:- 電流 - 輸出:125mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-6 包裝:Digi-Reel® 供應商設備封裝:SOT-6 其它名稱:MAX1836EUT33#TG16DKR |
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