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參數(shù)資料
| 型號： | LTC3831IGN |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | 0.150 INCH, PLASTIC, SSOP-16 |
| 文件頁數(shù)： | 12/20頁 |
| 文件大?。?/td> | 208K |
| 代理商： | LTC3831IGN |
LTC3831
2
3831fb
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Supply Voltage
VCC..............................................................................9V
PVCC1,2......................................................................14V
Input Voltage
IFB, IMAX ..................................................... –0.3V to 14V
R+, R–, FB, SHDN, FREQSET .......... –0.3V to VCC to 0.3V
Junction Temperature (Note 9) ............................. 125°C
Operating Temperature Range Note 4)..... –40°C to 85°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Note 1)
GN PACKAGE
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
TG
PVCC1
PGND
GND
R–
FB
R+
SHDN
BG
PVCC2
VCC
IFB
IMAX
FREQSET
COMP
SS
TJMAX = 125°C, θJA = 130°C/W
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Supply Voltage
l
358
V
PVCC
PVCC1, PVCC2, Voltage
(Note 7)
l
3
13.2
V
VUVLO
Undervoltage Lockout Voltage
2.4
2.9
V
VFB
Feedback Voltage
VR+ = 2.5V, VR– = 0V, VCOMP = 1.25V
l
1.231
1.25
1.269
V
ΔVOUT
Output Load Regulation
Output Line Regulation
IOUT = 0A to 10A (Note 6)
VCC = 4.75V to 5.25V
2
0.1
mV
IVCC
Supply Current
Figure 2, VSHDN = VCC
VSHDN = 0V
l
0.7
1
1.6
10
mA
μA
IPVCC
PVCC Supply Current
Figure 2, VSHDN = VCC (Note 3)
VSHDN = 0V
l
14
0.1
20
10
mA
μA
ΔfOSC
Internal Oscillator Frequency
FREQSET Floating
l
160
200
240
kHz
VSAWL
VCOMP at Minimum Duty Cycle
1.2
V
VSAWH
VCOMP at Maximum Duty Cycle
2.2
V
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3831EGN#PBF
LTC3831EGN#TRPBF
3831
16-Lead Plastic SSOP
–40°C to 85°C
LTC3831IGN#PBF
LTC3831IGN#TRPBF
3831
16-Lead Plastic SSOP
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3831EGN
LTC3831EGN#TR
3831
16-Lead Plastic SSOP
–40°C to 85°C
LTC3831IGN
LTC3831IGN#TR
3831
16-Lead Plastic SSOP
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specications, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The ● denotes specications that apply over the full operating temperature
range, otherwise specications are at TA = 25°C. VCC, PVCC1, PVCC2 = 5V, VR+ = 2.5V, VR– = GND, unless otherwise noted. (Note 2)
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| LTC3831IGN#PBF | 功能描述:IC SW REG CONTROLLR SYNC 16-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 標準包裝:43 系列:- 應用:控制器，Intel VR11 輸入電壓:5 V ~ 12 V 輸出數(shù):1 輸出電壓:0.5 V ~ 1.6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-VFQFN 裸露焊盤 供應商設備封裝:48-QFN（7x7） 包裝:管件 |
| LTC3831IGN#TRPBF | 功能描述:IC SW REG CONTROLLR SYNC 16-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 標準包裝:43 系列:- 應用:控制器，Intel VR11 輸入電壓:5 V ~ 12 V 輸出數(shù):1 輸出電壓:0.5 V ~ 1.6 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:48-VFQFN 裸露焊盤 供應商設備封裝:48-QFN（7x7） 包裝:管件 |
| LTC3832-1ES8 | 功能描述:IC REG CTRLR BUCK PWM VM 8-SOIC RoHS:否 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(shù):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 |
| LTC3832-1ES8#PBF | 功能描述:IC REG CTRLR BUCK PWM VM 8-SOIC 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 標準包裝: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 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-5°C ~ 125°C 封裝/外殼:32-WFQFN 裸露焊盤 包裝:Digi-Reel® 產(chǎn)品目錄頁面:1303 (CN2011-ZH PDF) 其它名稱:LM3754SQDKR |
| LTC3832-1ES8#TR | 功能描述:IC REG CTRLR BUCK PWM VM 8-SOIC RoHS:否 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:2,500 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 升壓:是 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:24-WQFN 裸露焊盤 包裝:帶卷 (TR) |
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