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參數資料
| 型號： | LM2724A |
| 廠商： | National Semiconductor Corporation |
| 英文描述： | High Speed 3A Synchronous MOSFET Driver |
| 中文描述： | 3A條高速同步MOSFET驅動器 |
| 文件頁數： | 4/8頁 |
| 文件大?。?/td> | 135K |
| 代理商： | LM2724A |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
(Note 1)
V
CC
BOOT to SW
BOOT to GND (Note 2)
SW to GND
Junction Temperature
Power Dissipation
(Note 3)
7V
7V
35V
30V
+150C
720mW (SO-8)
3.2W (LLP-8)
Storage Temperature
ESD Susceptibility
Human Body Model (Note 4)
Soldering Time, Temperature
65C to 150C
2.0 kV
10sec., 300C
Operating Ratings
(Note 1)
V
CC
Junction Temperature Range
4.3V to 6.8V
-40C to 125C
Electrical Characteristics
LM2724A
V
CC
= BOOT = SYNC = 5V, SW = GND = 0V, unless otherwise specified. Typicals and limits appearing in plain type apply for
T
A
= T
J
= +25C. Limits appearing in
boldface
type apply over the entire operating temperature range.
Symbol
Parameter
Condition
POWER SUPPLY
I
q_op
Operating Quiescent
Current
TOP DRIVER
Peak Pull-Up Current
Pull-Up Rds_on
I
BOOT
= I
HG
= 0.3A
Peak Pull-down Current
Pull-down Rds_on
I
SW
= I
HG
= 0.3A
t
4
Rise Time
Timing Diagram, C
LOAD
=
3.3nF
t
6
Fall Time
t
3
Pull-Up Dead Time
Timing Diagram
t
5
Pull-Down Delay
Timing Diagram, from IN
Falling Edge
BOTTOM DRIVER
Peak Pull-Up Current
Pull-up Rds_on
I
VCC
= I
LG
= 0.3A
Peak Pull-down Current
Pull-down Rds_on
I
GND
= I
LG
= 0.3A
t
8
Rise Time
Timing Diagram, C
LOAD
=
3.3nF
t
2
Fall Time
t
7
Pull-up Dead Time
Timing Diagram
t
1
Pull-down Delay
Timing Diagram
LOGIC
V
uvlo_up
V
CC
Under-Voltage-Lock-Out
Upper Threshold
V
uvlo_dn
V
CC
Under-Voltage-Lock-Out
Lower Threshold
V
uvlo_hys
V
CC
Under-Voltage-Lock-Out
Hysteresis
V
IH_SYNC
SYNC Pin High Input
V
IL_SYNC
SYNC Pin Low Input
I
leak_SYNC
SYNC Pin Leakage
Current
SYNC = 0V, Source Current
Min
Typ
Max
Units
IN = 0V
145
195
μA
3.0
1.2
3.2
0.5
17
12
19
A
A
ns
ns
ns
27
ns
3.2
1.1
3.2
0.6
17
14
22
13
A
A
ns
ns
ns
ns
V
CC
rises from 0V toward
5V
4
V
VCC falls from 5V toward
0V
2.5
V
V
CC
falls from 5V toward 0V
0.8
V
55%
V
CC
25%
2
10
SYNC = 5V, Sink Current
μA
L
www.national.com
4
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LM2724ALD | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Speed 3A Synchronous MOSFET Driver |
| LM2724ALD/NOPB | 功能描述:IC DRIVER MOSFET DUAL SYNC 8-LLP RoHS:否 類別:集成電路 (IC) >> PMIC - MOSFET，電橋驅動器 - 外部開關 系列:- 標準包裝:50 系列:- 配置:低端 輸入類型:非反相 延遲時間:40ns 電流 - 峰:9A 配置數:1 輸出數:1 高端電壓 - 最大（自引導啟動）:- 電源電壓:4.5 V ~ 35 V 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:TO-263-6，D²Pak（5 引線+接片），TO-263BA 供應商設備封裝:TO-263 包裝:管件 |
| LM2724ALDX | 制造商:NSC 制造商全稱:National Semiconductor 功能描述:High Speed 3A Synchronous MOSFET Driver |
| LM2724AM | 制造商:Texas Instruments 功能描述:DRIVER MOSFET DUAL SYNCH SMD 2724 |
| LM2724AM/NOPB | 功能描述:IC DRIVER MOSFET DUAL SYNC 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - MOSFET，電橋驅動器 - 外部開關 系列:- 標準包裝:50 系列:- 配置:低端 輸入類型:非反相 延遲時間:40ns 電流 - 峰:9A 配置數:1 輸出數:1 高端電壓 - 最大（自引導啟動）:- 電源電壓:4.5 V ~ 35 V 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:TO-263-6，D²Pak（5 引線+接片），TO-263BA 供應商設備封裝:TO-263 包裝:管件 |
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