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參數資料
| 型號： | LT3782EFE |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 2-Phase Step-Up DC/DC Controller |
| 中文描述： | 4 A SWITCHING CONTROLLER, 533 kHz SWITCHING FREQ-MAX, PDSO28 |
| 封裝： | 4.40 MM, PLASTIC, TSSOP-28 |
| 文件頁數： | 2/16頁 |
| 文件大小： | 200K |
| 代理商： | LT3782EFE |
LT3782
2
3782fa
T
JMAX
= 125
°
C,
θ
JA
= 38
°
C/W
Order Options
Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
http://www.linear.com/leadfree/V
CC
Supply Voltage.................................................. 40V
GBIAS, GBIAS1, GBIAS2 Pin (Externally Forced)
............................................................................ 14V
SYNC, RUN Pin........................................................ 30V
Operating Junction Temperature Range (Notes 2, 3)
..........................................................–40
°
C to 125
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
SS................................................................–0.3V to 6V
SENSE1
+
, SENSE2
+
, SENSE1
–
, SENSE2
–
................................................................–0.3V to 2V
ORDER PART
NUMBER
FE PART
MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LT3782EFE
LT3782EFE
ABSOLUTEW
(Note 1)
W
W
U
PACKAGE/ORDER IU
U
W
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
CC
= 13V, R
SET
= 80k, operating maximum V
CC
= 24V, no load on any
outputs, unless otherwise noted.
The
●
denotes the specifications which apply over the full operating
PARAMETER
Overall
Supply Voltage (V
CC
)
Supply Current (I
VCC
)
Shutdown
RUN Threshold
RUN Threshold Hysteresis
Supply Current in Shutdown
CONDITIONS
MIN
TYP
MAX
UNITS
●
6
40
16
V
V
C
≤
0.5V (Switching Off), V
CC
≤
40V
11
mA
●
2.3
2.45
80
0.4
40
–0.5
2.6
V
mV
mA
μ
A
μ
A
1V
≤
RUN
≤
V
REF
, V
CC
≤
30V
RUN
≤
0.3V, V
CC
≤
30V
V
RUN
= 2.3V
0.65
90
–2
RUN Pin Input Current
Voltage Amplifier gm
Reference Voltage (V
REF
)
●
2.42
2.4
200
2.44
2.464
2.488
370
0.6
V
V
●
Transconductance
Input Current I
FB
V
C
High
V
C
Low
Source Current I
VC
Sink Current I
VC
V
C
Threshold for Switching Off (BGATE1, BGATE2 Low)
Soft-Start Current I
SS
V
VC
= 1V,
I
VC
=
±
2
μ
A
V
FB
= V
REF
I
VC
= 0
I
VC
= 0
V
VC
= 0.7V – 1V, V
FB
= V
REF
– 100mV
V
VC
= 0.7V – 1V, V
FB
= V
REF
+ 100mV
●
260
0.2
1.5
0.35
11
20
μ
mho
●
μ
A
V
V
μ
A
μ
A
V
μ
A
0.4
14
28
8
13
0.3
6
●
V
SS
= 0.1V – 2.8V
10
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
FE PACKAGE
28-LEAD PLASTIC SSOP
EMUST BE SOLDERED TO PCB
28
27
26
25
24
23
22
21
20
19
18
17
16
15
SGATE2
SGATE1
NC
GND
SYNC
DELAY
DCL
SENSE1
+
SENSE1
–
SLOPE
R
SET
SENSE2
–
SENSE2
+
SS
GBIAS
V
CC
NC
NC
VEE1
BGATE1
GBIAS1
GBIAS2
BGATE2
VEE2
NC
RUN
FB
V
C
29
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相關代理商/技術參數 |
參數描述 |
|---|---|
| LT3782EFE#PBF | 功能描述:IC REG CTRLR BST PWM CM 28-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:2,000 系列:- PWM 型:電流模式 輸出數:1 頻率 - 最大:1MHz 占空比:50% 電源電壓:9 V ~ 10 V 降壓:無 升壓:是 回掃:是 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:8-TSSOP（0.173"，4.40mm 寬） 包裝:帶卷 (TR) |
| LT3782EFE#TR | 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Synchronous Step Up Controller 6V to 40V Input 28-Pin TSSOP EP T/R |
| LT3782EFE#TRPBF | 功能描述:IC REG CTRLR BST PWM CM 28-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數:1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX |
| LT3782EFEPBF | 制造商:Linear Technology 功能描述:6-40V 2-Phase Step-Up DC/DC TSSOP28EP |
| LT3782EFE-PBF | 制造商:LINER 制造商全稱:Linear Technology 功能描述:2-Phase Step-UP DC/DC Controller |
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