參數(shù)資料
型號(hào)： LTC3803ES6-3
廠商： LINEAR TECHNOLOGY CORP
元件分類(lèi)： 穩(wěn)壓器
英文描述： 1 A SWITCHING CONTROLLER, 330 kHz SWITCHING FREQ-MAX, PDSO6
封裝： 1 MM HEIGHT, PLASTIC, MO-193, TSOT-23, 6 PIN
文件頁(yè)數(shù)： 9/16頁(yè)
文件大小： 165K
代理商： LTC3803ES6-3
2
LTC3803-3
38033fa
ORDER PART NUMBER
(Note 1)
VCC to GND
Low Impedance Source .......................... – 0.3V to 8V
Current Fed ...................................... 25mA into VCC*
NGATE Voltage ......................................... – 0.3V to VCC
VFB, ITH/RUN Voltages ..............................–0.3V to 3.5V
SENSE Voltage ........................................... – 0.3V to 1V
NGATE Peak Output Current (<10
μs)........................ 1A
Operating Temperature Range (Note 2)
LTC3803E-3 ....................................... – 40
°C to 85°C
LTC3803I-3 ...................................... – 40
°C to 125°C
Junction Temperature (Note 3) ............................ 125
°C
Storage Temperature Range ................. – 65
°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
LTC3803ES6-3
LTC3803IS6-3
TJMAX = 125
°C, θJA = 230°C/W
ABSOLUTE MAXIMUM RATINGS
W
WW
U
PACKAGE/ORDER INFORMATION
W
U
S6 PART MARKING
LTCJS
LTCJT
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ITH/RUN 1
GND 2
VFB 3
6 NGATE
5 VCC
4 SENSE
TOP VIEW
S6 PACKAGE
6-LEAD PLASTIC TSOT-23
*LTC3803-3 internal clamp circuit self regulates VCC voltage to 9.5V.
The
● indicates specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25
°C. VCC = 8V, unless otherwise noted. (Note 2)
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VTURNON
VCC Turn On Voltage
●
7.6
8.7
9.2
V
VTURNOFF
VCC Turn Off Voltage
LTC3803E-3
●
4.6
5.7
7
V
LTC3803I-3
●
4.4
5.7
7
V
VHYST
VCC Hysteresis (VTURNON – VTURN0FF)
●
13
V
VCLAMP1mA
VCC Shunt Regulator Voltage
ICC = 1mA, VITH/RUN = 0V
●
8.3
9.4
10.3
V
VCLAMP25mA
VCC Shunt Regulator Voltage
ICC = 25mA, VITH/RUN = 0V
●
8.4
9.5
10.5
V
VMARGIN
VCLAMP1mA – VTURNON Margin
●
0.05
0.6
V
ICC
Input DC Supply Current
(Note 4)
Normal Operation
VITH/RUN = 1.3V
240
350
μA
Start-Up
VCC = VTURNON – 100mV
40
90
μA
VITHSHDN
Shutdown Threshold (at ITH/RUN)
VCC = VTURNON – 100mV
LTC3803E-3
●
0.15
0.28
0.45
V
LTC3803I-3
●
0.10
0.28
0.45
V
IITHSTART
Start-Up Current Source
VITH/RUN = 0V
0.2
0.3
0.4
μA
VFB
Regulated Feedback Voltage (Note 5)
0
°C ≤ TA ≤ 85°C
0.788
0.800
0.812
V
LTC3803E-3: –40
°C ≤ TA ≤ 85°C
●
0.780
0.800
0.812
V
LTC3803I-3: –40
°C ≤ TA ≤ 125°C
●
0.780
0.800
0.820
V
VIMAX
Peak Current Sense Voltage
RSL = 0 (Note 6)
LTC3803E-3
●
90
100
115
V
LTC3803I-3
●
85
100
115
V
gm
Error Amplifier Transconductance
ITH/RUN Pin Load = ±5μA (Note 5)
200
333
500
μA/V
ΔVO(LINE)
Output Voltage Line Regulation
VTURNOFF < VCC < VCLAMP (Note 5)
0.05
mV/V
IFB
VFB Input Current
(Note 5)
10
50
nA
fOSC
Oscillator Frequency
VITH/RUN = 1.3V
270
300
330
kHz
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/
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3803ES6-3#PBF 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Sync Flyback 6-Pin TSOT-23 Bulk 制造商:Linear Technology 功能描述:DC/DC CONTRLER FLYBACK 300KH 制造商:Linear Technology 功能描述:DC/DC CONTRLER, FLYBACK, 300KHZ, 6SOT23
LTC3803ES6-3#TRMPBF 功能描述:IC REG CTRLR FLYBK PWM TSOT23-6 RoHS:是 類(lèi)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)
LTC3803ES6-3#TRPBF 功能描述:IC REG CTRLR FLYBK PWM TSOT23-6 RoHS:是 類(lèi)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)
LTC3803ES6-5 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Sync Flyback 5V Input 6-Pin TSOT-23
LTC3803ES6-5#PBF 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Sync Flyback 5V Input 6-Pin TSOT-23 Bulk
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