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參數(shù)資料
| 型號： | LTC1772BIS6#PBF |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 1 A SWITCHING CONTROLLER, 650 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封裝： | LEAD FREE, PLASTIC, MO-193, SOT-23, 6 PIN |
| 文件頁數(shù)： | 9/16頁 |
| 文件大?。?/td> | 223K |
| 代理商： | LTC1772BIS6#PBF |
LTC1772B
2
1772bfa
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage (VIN).........................– 0.3V to 10V
SENSE–, PGATE Voltages...............–0.3V to (VIN + 0.3V)
VFB, ITH/RUN Voltages............................... –0.3V to 2.4V
PGATE Peak Output Current (< 10s) ........................ 1A
Storage Ambient Temperature Range.....– 65°C to 150°C
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 3) ............................ 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
(Note 1)
ITH/RUN 1
GND 2
VFB 3
6 PGATE
5 VIN
4 SENSE–
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC TSOT-23
TJMAX = 150°C, θJA = 230°C/W
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC1772BES6#PBF
LTC1772BES6#TRPBF
LTVU
6-Lead Plastic TSOT Package
–40°C to 85°C
LTC1772BIS6#PBF
LTC1772BIS6#TRPBF
LTVU
6-Lead Plastic TSOT Package
–40°C to 85°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC1772BES6
LTC1772BES6#TR
LTVU
6-Lead Plastic TSOT Package
–40°C to 85°C
LTC1772BIS6
LTC1772BIS6#TR
LTVU
6-Lead Plastic TSOT Package
–40°C to 85°C
Consult LTC Marketing for parts specied with wider operating temperature ranges. *The temperature grade is identied by a label on the shipping container.
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
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input DC Supply Current
Normal Operation
Shutdown
UVLO
Typicals at VIN = 4.2V (Note 4)
2.4V ≤ VIN ≤ 9.8V, PGATE Logic High
2.4V ≤ VIN ≤ 9.8V, VITH/RUN = 0V
VIN < UVLO Threshold
270
8
6
420
22
10
μA
Undervoltage Lockout Threshold
VIN Falling
VIN Rising
l
1.55
1.85
2.00
2.10
2.35
2.40
V
Shutdown Threshold (at ITH/RUN)
l
0.15
0.35
0.55
V
Start-Up Current Source
VITH/RUN = 0V
0.25
0.5
0.85
μA
Regulated Feedback Voltage
0°C to 70°C (Note 5)
–40°C to 85°C (Note 5)
l
0.780
0.770
0.800
0.820
0.830
V
Output Voltage Line Regulation
2.4V ≤ VIN ≤ 9.8V (Note 5)
0.05
mV/V
Output Voltage Load Regulation
ITH/RUN Sinking 5μA (Note 5)
ITH/RUN Sourcing 5μA (Note 5)
2.5
mV/μA
The
l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. VIN = 4.2V unless otherwise specied. (Note 2)
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC1772CS6 | 制造商:Linear Technology 功能描述:Swithed-Mode Power Supply Controller, Current Mode Type, 3 Pin, Plastic, TO-236 |
| LTC1772CS6#PBF | 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Step Down 2.5V to 9.8V Input 6-Pin TSOT-23 制造商:Linear Technology 功能描述:BUCK 2.8 - 20V 5A 1.23-18V 6SOT23 制造商:Linear Technology 功能描述:BUCK, 2.8 - 20V, 5A, 1.23-18V, 6SOT23 |
| LTC1772CS6#TR | 功能描述:IC REG CTRLR BUCK PWM CM SOT23-6 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) |
| LTC1772CS6#TRM | 功能描述:IC REG CTRLR BUCK PWM CM SOT23-6 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) |
| LTC1772CS6#TRMPBF | 功能描述:IC REG CTRLR BUCK PWM CM SOT23-6 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:2,500 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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