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參數(shù)資料
| 型號： | SC1109CSTR |
| 廠商： | Semtech Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection |
| 中文描述： | 無電容，NMOS管，150mA的低壓差穩(wěn)壓器的反向電流保護(hù) |
| 文件頁數(shù)： | 2/17頁 |
| 文件大?。?/td> | 223K |
| 代理商： | SC1109CSTR |
SYNCHRONOUS PWM CONTROLLER WITH
DUAL LOW DROPOUT REGULATOR
CONTROLLERS
2000 SEMTECH CORP.
PRELIMINARY - October 16, 2000
SC1109
2
TEL:805-498-2111 FAX:805-498-3804 WEB:http://www.semtech.com
Parameter
VCC to GND
STBY to GND
BST to GND
PHASE to GND
LDOSx
Operating Temperature Range
Junction Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 seconds
Thermal Impedance Junction to Ambient
Thermal Impedance Junction to Case
Symbol
Maximum
-0.3 to +7
-0.3 to +7
-0.3 to +15
-1 to +8
-0.3 to 5
0 to +70
0 to +125
-65 to +150
300
130
30
Units
V
V
V
V
V
°C
°C
°C
°C
°C/W
°C/W
T
A
T
J
T
STG
T
L
θ
JA
θ
JC
ABSOLUTE MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
Unless specified: VOSENSE
= V
O
; Vcc=4.75V to 5.25V; STBY=4.75V to 5.25V; BST = 11.4V to 12.6V; T
A
= 0 to 70°C
PARAMETER
SYM
CONDITIONS
Supply (V
CC
)
Supply Voltage
V
CC
Supply Quiescent current
I
CCQ
V
CC
= 5V, SS/EN = 0V
Supply Operating current
I
CC
V
CC
= 5V, SS/EN > 1V
Switching Section
Output Voltage
(1)
V
TT
I
O
= 2A
Load Regulation
(1)
LOAD
REG
I
O
= 0A to 6A
Line Regulation
(1)
LINE
REG
Vin=4.75V to 5.25V
Oscillator Frequency
f
OSC
Oscillator Max Duty Cycle
D
Current Limit trip (Vin-V
PHASE
)
Vtrip
Ilimit
Gain (A
OL
)
(3)
GAIN
VTT
VOSENSE to V
O
Under Voltage Lock Out
Threashold
VCC
HIGH
Hysteresis
VCC
HYST
Power Good
Power Good Threshold Voltage
PG
th
Soft Start / Enable
SS/EN Source current
(2)
Isource
SS/EN
V
SS/EN
= 0V to 3.5V
SS/EN Sink current
(2)
Isink
SS/EN
V
SS/EN
= 0V to 3.5V
Shutdown Voltage
V
SS/EN
MIN
TYP
MAX
UNITS
4.4
6
5
8
5.25
12
20
V
mA
mA
1.188
1.200
1
±0.15
200
95
200
35
1.212
V
%
%
kHz
%
mV
dB
175
90
180
225
220
4.2
200
V
mV
88
112
%
10
2
600
μ
A
μ
A
mV
Note:
Exceeding the Absolute Maximum Ratings may cause irreversible damage to the device.
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| SC1109EVB | 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:SYNCHRONOUS PWM CONTROLLER WITH DUAL LOW DROPOUT REGULATOR CONTROLLERS |
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| SC110DJ | 功能描述:音頻指示器及警報(bào)器 SLOW PULSE, 30-120V 1900HZ, CUL APPRVD RoHS:否 制造商:PUI Audio 產(chǎn)品:Indicators 聲壓級:85 dB 音調(diào):Continuous 頻率:2300 Hz +/- 300 Hz 電壓額定值:5 VDC 電流額定值:30 mA 端接類型: 直徑:12 mm 安裝:Through Hole |
| SC110DJR | 功能描述:音頻指示器及警報(bào)器 SLOW PULSE, 30-120V 1900HZ, CUL APPRVD RoHS:否 制造商:PUI Audio 產(chǎn)品:Indicators 聲壓級:85 dB 音調(diào):Continuous 頻率:2300 Hz +/- 300 Hz 電壓額定值:5 VDC 電流額定值:30 mA 端接類型: 直徑:12 mm 安裝:Through Hole |
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