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參數(shù)資料
| 型號(hào)： | LTC1728HS5-5 |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | 電源管理 |
| 英文描述： | 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| 封裝： | PLASTIC, SOT-23, 5 PIN |
| 文件頁數(shù)： | 10/16頁 |
| 文件大小： | 197K |
| 代理商： | LTC1728HS5-5 |
3
LTC1727/LTC1728
17278fb
All except LTC1728-1.8/LTC1728-3.3. The
● denotes specifications which
apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VCC3 = 3.3V, VCC5 = 5V,
VCC25 = 2.5V, VCCA = VCC3 unless otherwise noted.
ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IVCC3
VCC3 Supply Current
VCC5/VCC25 > VCC3
●
12
A
VCC5/VCC25 < VCC3, VCC3 = 3.3V (Note 4)
●
10
20
A
IVCC25
VCC25 Supply Current
VCC25 < VCC3, VCC25 = 2.5V (Note 4)
●
12
A
IVCC5
VCC5 Supply Current
VCC5 = 5V, VCC3 < VCC5
●
10
20
A
IVCCA
VCCA Input Current
VCCA = 1V
●
–15
0
15
nA
–40
°C < TA < 125°C
●
–50
0
50
nA
tRST
Reset Pulse Width
RST Low with 10k Pull-Up to VCC3 (Note 5)
●
140
200
280
ms
–40
°C < TA < 125°C
●
140
350
ms
tUV
VCC Undervoltage Detect to RST
VCC5, VCC25, VCC3 or VCCA Less Than Reset
110
s
or COMPX
Threshold VRT by More Than 1% (Note 5)
VOL
Output Voltage Low, RST, COMPX
ISINK = 2.5mA, VCC3 = 3V, VCC5/VCC25 = 0V
●
0.15
0.4
V
ISINK = 100A, VCC3 = 1V, VCC5/VCC25 = 0V
●
0.05
0.3
V
ISINK = 100A, VCC3 = 0V, VCC5/VCC25 = 1V
●
0.05
0.3
V
ISINK = 100A, VCC3 = 1V, VCC5/VCC25 = 1V
●
0.05
0.3
V
VOH
Output Voltage High, RST, COMPX (Note 6)
ISOURCE = 1A
● VCC3 – 1
V
LTC1727-5/LTC1728-5 Only
VOVR
VCC5 Reset Override Voltage (Note 7)
Override VCC5 Ability to Assert RST
VCC3 ±0.025
V
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VRT3
Reset Threshold VCC3
VCC3 Input Threshold
●
2.760
2.805
2.850
V
VRT18
Reset Threshold VCC18
VCC18 Input Threshold
●
1.656
1.683
1.710
V
VRTA
Reset Threshold VCCA
VCCA Input Threshold
●
0.985
1.000
1.015
V
VCCOP
VCC3, VCC18 Operating Voltage
RST in Correct Logic State
●
17
V
IVCC3
VCC3 Supply Current
VCC18 > VCC3
●
12
A
VCC18 < VCC3, VCC3 = 3V (Note 4)
●
10
20
A
IVCC18
VCC18 Supply Current
VCC18 < VCC3, VCC18 = 1.8V (Note 4)
●
12
A
IVCCA
VCCA Input Current
VCCA = 1V
●
–15
0
15
nA
tRST
Reset Pulse Width
RST Low (Note 5)
●
140
200
280
ms
tUV
VCC Undervoltage Detect to RST
VCC18, VCC3 or VCCA Less Than Reset (Note 5)
110
s
Threshold VRT by More Than 1%
VOL
Output Voltage Low, RST
ISINK = 2.5mA, VCC3 = 3V, VCC18 = 0V
●
0.15
0.4
V
ISINK = 100A, VCC3 = 1V, VCC18 = 0V
●
0.05
0.3
V
ISINK = 100A, VCC3 = 0V, VCC18 = 1V
●
0.05
0.3
V
ISINK = 100A, VCC3 = 1V, VCC18 = 1V
●
0.05
0.3
V
VOH
Output Voltage High, RST
ISOURCE = 1A (Note 6)
● VCC3 – 1
V
LTC1728-1.8 The
● denotes specifications which apply over the full operating temperature range, otherwise specifications are at
TA = 25°C. VCC3 = 3V, VCC18 = 1.8V, VCCA = VCC3 unless otherwise noted.
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| LTC1728HS5-5#PBF | 制造商:Linear Technology 功能描述:MONITOR TRIPLE 4.675V ACT LW 5SOT23 制造商:Linear Technology 功能描述:MONITOR, TRIPLE, 4.675V, ACT LW, 5SOT23 制造商:Linear Technology 功能描述:MS-System Monitor/Supervisor, Cut Tape uP Precision Triple Supply Monitor |
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| LTC1728HS5-5#TRPBF | 功能描述:IC MON TRPL MCRPWR TSOT23-5 RoHS:是 類別:集成電路 (IC) >> PMIC - 監(jiān)控器 系列:- 標(biāo)準(zhǔn)包裝:400 系列:- 類型:備用電池電路 監(jiān)視電壓數(shù)目:1 輸出:開路漏極，推挽式 復(fù)位:高有效/低有效 復(fù)位超時(shí):最小為 35 ms 電壓 - 閥值:4.65V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:16-SOIC（0.295"，7.50mm 寬） 供應(yīng)商設(shè)備封裝:16-SOIC W 包裝:帶卷 (TR) 其它名稱:ADM691ARZ-REEL7TR |
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