參數(shù)資料
型號(hào)： LT3724
廠商： Linear Technology Corporation
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述： 抗輻射高效，5安培開(kāi)關(guān)穩(wěn)壓器
文件頁(yè)數(shù)： 2/24頁(yè)
文件大?。?/td> 240K
代理商： LT3724
LT3724
2
3724f
Input Supply Voltage (V
IN
).........................65V to –0.3V
Boosted Supply Voltage (BOOST)..............80V to –0.3V
Switch Voltage (SW) ....................................65V to –1V
Differential Boost Voltage
(BOOST to SW) .....................................24V to –0.3V
Bias Supply Voltage (V
CC
) .........................24V to –0.3V
SENSE
+
and SENSE
–
Voltages...................40V to –0.3V
Differential Sense Voltage
(SENSE
+
to SENSE
–
) ..................................1V to –1V
BURST_EN Voltage....................................24V to –0.3V
V
C
, V
FB
, C
SS
, and SHDN Voltages ................5V to –0.3V
C
SS
and SHDN Pin Currents .................... 1mA to –1mA
Operating Junction Temperature Range (Note 2)
LT3724E (Note 3)..............................–40
°
C to 125
°
C
LT3724I.............................................–40
°
C to 125
°
C
Storage Temperature.............................–65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
ORDER PART
NUMBER
T
JMAX
= 125
°
C,
θ
= 40
°
C/W,
θ
= 10
°
C/W
EXPOSED PAD IS SGND (PIN 17)
MUST BE SOLDERED TO PCB
LT3724EFE
LT3724IFE
ABSOLUTEW
(Note 1)
W
W
U
PACKAGE/ORDER IU
U
W
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= 20V, V
CC
= BOOST = BURST_EN = 10V, SHDN = 2V,
SENSE
–
= SENSE
+
= 10V, SGND = PGND = SW = 0V, unless otherwise noted.
The
●
denotes the specifications which apply over the full operating
SYMBOL
V
IN
PARAMETER
Operating Voltage Range (Note 4)
Minimum Start Voltage
UVLO Threshold (Falling)
UVLO Threshold Hysteresis
V
IN
Supply Current
V
IN
Burst Mode Current
V
IN
Shutdown Current
Operating Voltage Range
Operating Voltage Range (Note 5)
UVLO Threshold (Rising)
UVLO Threshold Hysteresis
BOOST Supply Current (Note 6)
BOOST Burst Mode Current
BOOST Shutdown Current
Operating Voltage Range (Note 5)
Output Voltage
UVLO Threshold (Rising)
UVLO Threshold Hysteresis
V
CC
Supply Current (Note 6)
V
CC
Burst Mode Current
V
CC
Shutdown Current
Short-Circuit Current
CONDITIONS
MIN
4
7.5
3.65
TYP
MAX
60
UNITS
●
●
●
V
V
V
3.8
670
20
20
9
3.95
mV
μ
A
μ
A
μ
A
I
VIN
V
CC
> 9V
V
BURST_EN
= 0V, V
FB
= 1.35V
V
SHDN
= 0V
●
15
75
20
V
BOOST
●
●
V
V
V
V
BOOST
- V
SW
V
BOOST
- V
SW
V
BOOST
- V
SW
5
400
1.4
0.1
0.1
mV
mA
μ
A
μ
A
I
BOOST
V
BURST_EN
= 0V
V
SHDN
= 0V
V
CC
●
●
20
8.3
V
V
V
Over Full Line and Load Range
8
6.25
500
1.7
80
20
–55
mV
mA
μ
A
μ
A
mA
I
VCC
●
2.1
V
BURST_EN
= 0V
V
SHDN
= 0V
●
–30
Consult LTC Marketing for parts specified with wider operating temperature ranges.
FE PACKAGE
16-LEAD PLASTIC TSSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
V
IN
NC
SHDN
C
SS
BURST_EN
V
FB
V
C
SGND
BOOST
TG
SW
NC
V
CC
PGND
SENSE
+
SENSE
–
17
FE PART
MARKING
3724EFE
3724IFE
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT3724_1 制造商:LINER 制造商全稱:Linear Technology 功能描述:High Voltage, Current Mode Switching Regulator Controller Thermal Shutdown
LT3724EFE 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Step Up/Step Down 4V to 60V Input 16-Pin TSSOP EP
LT3724EFE#PBF 功能描述:IC REG CTRLR BST INV PWM 16TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 特色產(chǎn)品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 標(biāo)準(zhǔn)包裝:1 系列:PowerWise® PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1MHz 占空比:81% 電源電壓:4.5 V ~ 18 V 降壓:是 升壓:無(wú) 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 隔離:無(wú) 工作溫度:-5°C ~ 125°C 封裝/外殼:32-WFQFN 裸露焊盤(pán) 包裝:Digi-Reel® 產(chǎn)品目錄頁(yè)面:1303 (CN2011-ZH PDF) 其它名稱:LM3754SQDKR
LT3724EFE#TRPBF 功能描述:IC REG CTRLR BST INV PWM 16TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無(wú) 升壓:是 回掃:無(wú) 反相:無(wú) 倍增器:無(wú) 除法器:無(wú) Cuk:無(wú) 隔離:無(wú) 工作溫度:-40°C ~ 125°C 封裝/外殼:24-WQFN 裸露焊盤(pán) 包裝:帶卷 (TR)
LT3724EFEPBF 制造商:Linear Technology 功能描述:60V Current-Mode Controller TSSOP16EP
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