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參數(shù)資料
| 型號(hào)： | LTC1514-3.3 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | Step-Up/Step-Down Switched Capacitor DC/DC Converters with Low-Battery Comparator(3.3V輸出,步升/步降開關(guān)電容DC/DC變換器（帶低電池比較器）) |
| 中文描述： | 降壓型開關(guān)電容DC / DC轉(zhuǎn)換與低電池比較（3.3V的輸出，步升/步降開關(guān)電容直流/直流變換器（帶低電池比較器）） |
| 文件頁(yè)數(shù)： | 2/8頁(yè) |
| 文件大?。?/td> | 209K |
| 代理商： | LTC1514-3.3 |
2
LTC1514-3.3/LTC1514-5
ABSOLUTE
AXI
U
RATIU
W
(Note 1)
V
IN
to GND................................................ –0.3V to 12V
V
OUT
to GND............................................. –0.3V to 12V
SHDN, LBI, LBO to GND ........................... –0.3V to 12V
V
OUT
Short-Circuit Duration.............................Indefinite
Operating Temperature Range
Commercial .............................................0
°
C to 70
°
C
Industrial ........................................... –40
°
C to 85
°
C
Storage Temperature Range................. –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
W
W
PACKAGE/ORDER I
FOR
ATIO
W
U
U
ORDER PART
NUMBER
S8 PART MARKING
The
G
denotes specifications which apply over the full operating
temperature range.
Note 1:
Absolute Maximum Ratings are those values beyond which the life of
the device may be impaired.
LTC1514CS8-3.3
LTC1514CS8-5
LTC1514IS8-3.3
LTC1514IS8-5
15143
15145
1514I3
1514I5
Consult factory for Military grade parts.
PARAMETER
V
IN
Operating Voltage
CONDITIONS
LTC1514-3.3
LTC1514-5
2V
≤
V
IN
≤
8V, I
OUT
≤
15mA
3V
≤
V
IN
≤
8V, I
OUT
≤
50mA
2.7V
≤
V
IN
≤
10V, I
OUT
≤
15mA
3.3V
≤
V
IN
≤
10V, I
OUT
≤
50mA
V
IN
≤
5V, I
OUT
= 0, SHDN = 3V
V
IN
> 5V, I
OUT
= 0, SHDN = 3V
SHDN = 0V, V
IN
≤
5V
SHDN = 0V, V
IN
> 5V
Full Load (Note 2)
MIN
2.0
2.7
3.17
3.17
4.8
4.8
TYP
MAX
8
10
3.43
3.43
5.2
5.2
100
120
20
35
UNITS
G
G
V
V
V
V
V
V
V
OUT
(LTC1514-3.3)
G
G
3.3
3.3
5
5
60
75
10
V
OUT
(LTC1514-5)
G
G
V
IN
Operating Current
G
G
μ
A
μ
A
μ
A
μ
A
V
IN
Shutdown Current
G
Output Ripple
Switching Frequency
LBI Trip Point
LBI Trip Point Hysteresis
LBI Input Current
LBO V
OL
LBO Leakage Current
SHDN Input Threshold
100
650
1.145
1
mV
P-P
kHz
G
500
1.110
800
1.180
LBI Ramping Negative
G
V
%
nA
V
μ
A
V
V
μ
A
μ
A
mA
ms
LBI = 1.145V
I
SINK
= 100
μ
A, V
IN
= 3V
V
LBO
= 5V, LBI = V
IN
V
IL
V
IH
SHDN = V
IN
SHDN = 0V
V
OUT
= 0V
Soft Start Turn-On Time
G
–50
50
0.4
1
G
0.025
G
–1
0.4
G
G
1
1
1.6
1
1
40
SHDN Input Current
G
G
–1
–1
I
OUT
Short-Circuit Current
t
ON
G
12
4
V
IN
= 2V to 10V, SHDN = 3V, C1 = 0.22
μ
F, C
IN
= C
OUT
= 10
μ
F, unless otherwise noted (Note 2).
ELECTRICAL CHARACTERISTICS
1
2
3
4
8
7
6
5
TOP VIEW
S8 PACKAGE
8-LEAD PLASTIC SO
T
JMAX
= 125
°
C,
θ
JA
= 110
°
C/W
SHDN
LBO
LBI
GND
V
OUT
V
IN
C1
+
C1
–
Note 2:
For V
IN
≥
8V, C
OUT
= 22
μ
F.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LTC1514-5 | Step-Up/Step-Down Switched Capacitor DC/DC Converters with Low-Battery Comparator |
| LTC1514CS8-3.3 | Step-Up/Step-Down Switched Capacitor DC/DC Converters with Low-Battery Comparator |
| LTC1514CS8-5 | Step-Up/Step-Down Switched Capacitor DC/DC Converters with Low-Battery Comparator |
| LTC1514IS8-3.3 | Step-Up/Step-Down Switched Capacitor DC/DC Converters with Low-Battery Comparator |
| LTC1514IS8-5 | Step-Up/Step-Down Switched Capacitor DC/DC Converters with Low-Battery Comparator |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LTC1514CS8-3.3 | 功能描述:IC REG MULTI CONFIG 3.3V 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V，1.5V，1.8V，2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤 |
| LTC1514CS8-3.3#PBF | 功能描述:IC REG MULTI CONFIG 3.3V 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V，1.5V，1.8V，2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤 |
| LTC1514CS8-3.3#TR | 功能描述:IC REG MULTI CONFIG 3.3V 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V，1.5V，1.8V，2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤 |
| LTC1514CS8-3.3#TRPBF | 功能描述:IC REG MULTI CONFIG 3.3V 8SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V，1.5V，1.8V，2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤 |
| LTC1514CS8-5 | 功能描述:IC REG MULTI CONFIG 5V 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:降壓（降壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V，1.5V，1.8V，2.5V 輸入電壓:2.7 V ~ 20 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:50mA 同步整流器:是 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:10-TFSOP，10-MSOP（0.118"，3.00mm 寬）裸露焊盤 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:10-MSOP 裸露焊盤 |
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