參數(shù)資料
型號(hào)： LTC3772BETS8#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, PDSO8
封裝： 1 MM HEIGHT, LEAD FREE, PLASTIC, MO-193, TSOT-23, 8 PIN
文件頁(yè)數(shù)： 12/20頁(yè)
文件大?。?/td> 318K
代理商： LTC3772BETS8#PBF
2
LTC3772B
3772bfa
ORDER PART NUMBER
Input Supply Voltage (VIN)........................ – 0.3V to 10V
IPRG Voltage ............................... – 0.3V to (VIN + 0.3V)
VFB, ITH/RUN Voltages ............................. –0.3V to 2.4V
SW Voltage ........... – 2V to (VIN + 1V) or 10V Maximum
PGATE Peak Output Current (<10
s) ........................ 1A
LTC3772BEDDB
TJMAX = 125°C, θJA = 76°C/W
EXPOSED PAD (PIN 9) IS GND, MUST BE SOLDERED TO PCB
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
Consult LTC Marketing for parts specified with wider operating temperature ranges.
DDB PART MARKING
LBWP
Operating Temperature Range (Note 2) .. – 40
°C to 85°C
Junction Temperature (Note 3) ............................ 125
°C
Storage Temperature Range ................. – 65
°C to 125°C
Lead Temperature (Soldering, 10 sec)
TSOT-23 ........................................................... 300
°C
ORDER PART NUMBER
LTC3772BETS8
TJMAX = 125°C, θJA = 230°C/W
TS8 PART MARKING
LTBWN
IPRG 1
ITH/RUN 2
VFB 3
GND 4
8 NC
7 SW
6 VIN
5 PGATE
TOP VIEW
TS8 PACKAGE
8-LEAD PLASTIC TSOT-23
TOP VIEW
9
DDB PACKAGE
8-LEAD (3mm
× 2mm) PLASTIC DFN
5
6
7
8
4
3
2
1
GND
VFB
ITH/RUN
IPRG
PGATE
VIN
SW
NC
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Voltage Range
●
2.75
9.8
V
Input DC Supply Current
(Note 4)
No Load
VFB = 0.83V
200
325
A
Shutdown
VITH/RUN = 0V
8
20
A
UVLO
VIN < UVLO Threshold – 100mV
1
5
A
Undervoltage Lockout (UVLO) Threshold
VIN Rising
●
2.0
2.75
V
VIN Falling
●
1.85
2.60
V
Start-Up Current Source
VITH/RUN = 0V
0.7
1.2
1.7
A
Shutdown Threshold (at ITH/RUN)
VITH/RUN Rising
●
0.3
0.6
0.95
V
Regulated Feedback Voltage
0
°C ≤ TA ≤ 85°C (Note 5)
0.788
0.800
0.812
V
–40
°C ≤ TA ≤ 85°C (Note 5)
●
0.780
0.800
0.812
V
Feedback Voltage Line Regulation
2.75V
≤ VIN ≤ 9V (Note 5)
0.08
0.2
mV/V
Feedback Voltage Load Regulation
ITH/RUN = 1.6V (Note 5)
0.5
0.2
%
ITH/RUN = 1V (Note 5)
–0.5
–0.2
%
The
● indicates specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 4.2V unless otherwise noted. (Note 2)
ELECTRICAL CHARACTERISTICS
(Note 1)
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF
Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
相關(guān)PDF資料
PDF描述
LTC3772ETS8#PBF 1 A SWITCHING CONTROLLER, 650 kHz SWITCHING FREQ-MAX, PDSO8
LTC3783IDHD 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
LTC3783IFE#TR 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
LTC3783IDHD#TR 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
LTC3783IFE 1 A SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PDSO16
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3772EDDB#PBF 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Step Down 2.75V to 9.8V Input 8-Pin DFN EP
LTC3772EDDB#TRMPBF 功能描述:IC REG CTRLR BUCK PWM CM 8-DFN 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 包裝:帶卷 (TR)
LTC3772EDDB#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 8-DFN 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 包裝:帶卷 (TR)
LTC3772ETS8 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Step Down 2.75V to 9.8V Input 8-Pin TSOT-23
LTC3772ETS8#PBF 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Step Down 2.75V to 9.8V Input 8-Pin TSOT-23
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