參數(shù)資料
型號: LTC1266-3.3
廠商: Linear Technology Corporation
英文描述: Synchronous Switching Regulator Controller for N- or P-Channel MOSFETs(3.3V,同步穩(wěn)壓控制器(用于N或P溝道MOS場效應管))
中文描述: 同步開關穩(wěn)壓控制器或P溝道MOSFET(3.3伏,同步穩(wěn)壓控制器(用于?馬鞍山或P溝道場效應管)的N)
文件頁數(shù): 3/20頁
文件大?。?/td> 245K
代理商: LTC1266-3.3
3
LTC1266
LTC1266-3.3/LTC1266-5
SYMBOL
V
SENSE 1
PARAMETER
Current Sense Threshold
(Burst Mode Operation Enabled)
LTC1266
CONDITIONS
V
BINH
= 0V
MIN
TYP
MAX
UNITS
V
SENSE–
= 3.3V, V
FB
= V
OUT
/2.64 + 25mV (Forced)
V
SENSE–
= 3.3V, V
FB
= V
OUT
/2.64 – 25mV (Forced)
V
SENSE–
= V
OUT
+ 100mV (Forced)
V
SENSE–
= V
OUT
– 100mV (Forced)
V
SENSE–
= V
OUT
+ 100mV (Forced)
V
SENSE–
= V
OUT
– 100mV (Forced)
V
BINH
= 2.1V
25
155
25
155
25
155
mV
mV
mV
mV
mV
mV
G
135
175
LTC1266-3.3
G
135
175
LTC1266-5
G
135
175
V
SENSE 2
Current Sense Threshold
(Burst Mode Operation Disabled)
LTC1266
V
SENSE–
= 3.3V, V
FB
= V
OUT
/2.64 + 25mV (Forced)
V
SENSE–
= 3.3V, V
FB
= V
OUT
/2.64 – 25mV (Forced)
V
SENSE–
= V
OUT
+ 100mV (Forced)
V
SENSE–
= V
OUT
– 100mV (Forced)
V
SENSE–
= V
OUT
+ 100mV (Forced)
V
SENSE–
= V
OUT
– 100mV (Forced)
–20
155
–20
155
–20
155
0.8
1.2
0.2
1.2
mV
mV
mV
mV
mV
mV
G
135
175
LTC1266-3.3
G
135
175
LTC1266-5
G
135
0.6
175
2
5
1
2
V
SHDN
I
SHDN
I
PINV
V
BINH
Shutdown Pin Threshold
Shutdown Pin Input Current
Phase Invert Pin Input Current
Burst Mode Operation
Inhibit Pin Threshold
Burst Mode Operation
Inhibit Pin Input Current
C
T
Pin Discharge Current
V
0V < V
SHDN
< 8V, V
IN
= 16V
0V < V
PINV
< 18V, V
IN
= 18V
V
IN
= 7V
μ
A
μ
A
V
0.8
I
BINH
0V < V
BINH
< 18V, V
IN
= 18V
0.2
1
μ
A
I
CT
V
SENSE+
= V
OUT
– 100mV, V
SENSE–
= V
OUT
– 300mV
V
OUT
= 0V
C
T
= 390pF, I
LOAD
= 700mA
V
OUT
= 0V, V
IN
= 18V
C
L
= 3000pF (Pins 1, 16), V
IN
= 6V
V
BINH
= 2.1V
50
70
2
5
60
100
90
10
6
μ
A
μ
A
μ
s
μ
s
ns
t
OFF
t
MAX
t
r
, t
f
V
CLAMP
Off-Time (Note 4)
Max On-Time
Driver Output Transition Times (Note 7)
Output Voltage Clamp in
Burst Mode Operation Inhibit
LTC1266
LTC1266-3.3
LTC1266-5
Low-Battery Trip Point
4
200
Measured at V
FB
Measured at V
SENSE–
Measured at V
SENSE–
V
IN
= 5V
V
IN
= 12V
V
LBOUT
= 18V, V
LBIN
= 2V
V
LBOUT
= 1V, V
LBIN
= 0V, 2.5V < V
IN
< 18V
V
LBIN
= 18V
1.30
3.43
5.20
1.25
1.30
25
8
0.2
V
V
V
V
V
V
LBTRIP
1.14
1.17
1.35
1.42
200
I
LBLEAK
I
LBSINK
I
LBIN
Max Leakage Current Into Pin 14
Max Sink Current Into Pin 14
Max Leakage Current Into Pin 13
nA
mA
μ
A
1
1
The
G
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= 10V, V
SHDN
= V
BINH
= 0V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
SYMBOL
V
FB
PARAMETER
Feedback Voltage
CONDITIONS
V
IN
= 9V, I
LOAD
= 700mA, V
PINV
= V
PWR
= 14V,
Topside Switch = N-Ch
MIN
TYP
MAX
UNITS
LTC1266AIS
LTC1266CS, LTC1266IS
Regulated Output Voltage
1.246
1.210
1.265
1.265
1.290
1.290
V
V
V
OUT
V
IN
= 9V, I
LOAD
= 700mA, V
PINV
= V
PWR
= 14,
Topside Switch = N-Ch
LTC1266CS-3.3, LTC1266IS-3.3
LTC1266CS-5, LTC1266IS-5
3.23
4.90
3.33
5.05
3.43
5.20
V
V
–40
°
C < T
A
< 85
°
C (Note 5), V
IN
= 10V, unless otherwise noted.
相關PDF資料
PDF描述
LTC1272(中文) 12-Bit 3μS 250KHz Sampling ADC(12位3μs 250KHz采樣ADC)
LTC1290(中文) Single Chip 12-Bit Data Acquisition System(單片八通道12位數(shù)據(jù)采集系統(tǒng))
LTC1292 Single Chip 12-Bit Data Acquisition Systems(5V,單片,12位數(shù)據(jù)采集系統(tǒng)(內(nèi)置采樣和保持))
LTC1297 Single Chip 12-Bit Data Acquisition Systems(5V,單片,12位數(shù)據(jù)采集系統(tǒng)(內(nèi)置采樣和保持))
LTC1293 Single Chip 12-Bit Data Acquisition System(單片,12位數(shù)據(jù)采集系統(tǒng))
相關代理商/技術(shù)參數(shù)
參數(shù)描述
LTC1266ACS 功能描述:IC REG CTRLR BST PWM CM 16-SOIC 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:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 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:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LTC1266ACS#PBF 功能描述:IC REG CTRLR BST PWM CM 16-SOIC 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:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 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:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LTC1266ACS#TR 功能描述:IC REG CTRLR BST PWM CM 16-SOIC 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:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 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:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LTC1266ACS#TRPBF 功能描述:IC REG CTRLR BST PWM CM 16-SOIC 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:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 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:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LTC1266AIS 功能描述:IC REG CTRLR BST PWM CM 16-SOIC 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:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 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:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX