參數(shù)資料
型號： SG2524
廠商： 意法半導(dǎo)體
英文描述： REGULATING PULSE WIDTH MODULATORS
中文描述： 調(diào)控脈寬調(diào)制器
文件頁數(shù)： 2/6頁
文件大?。?/td> 82K
代理商： SG2524
SG1524/SG2524/SG3524
4/90 Rev 1.1 2/94
Copyright
1994
L
IN
F
IN
ITY
Microelectronics Inc.
11861 Western Avenue
∞
∞
Garden Grove, CA 92841
(714) 898-8121
∞
FAX: (714) 893-2570
2
Oscillator Charging Current ................................................5mA
Operating Junction Temperature
Hermetic (J, L Packages) ............................................. 150
°
C
Plastic (N, D Packages) ............................................... 150
°
C
Storage Temperature Range .............................-65
°
C to 150
°
C
Lead Temperature (Soldering, 10 seconds) .................... 300
°
C
Input Voltage (+V
)............................................................. 42V
Collector Voltage ................................................................ 40V
Logic Inputs...........................................................-0.3V to 5.5V
Current Limit Sense Inputs ...................................-0.3V to 0.3V
Output Current (each transistor) .................................... 100mA
Reference Load Current .................................................. 50mA
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Note 1. Values beyond which damage may occur.
Input Voltage (+V
) ...................................................
Collector Voltage .......................................................
Error Amp Common Mode Range ..........................
Current Limit Sense Common Mode Range ........
Output Current (each transistor) ...............................
Reference Load Current ...........................................
Oscillator Charging Current ..................................
8V to 40V
0V to 40V
1.8V to 3.4V
-0.3V to 0.3V
0 to 50mA
0 to 20mA
30
μ
A to 2mA
Oscillator Frequency Range .........................
Oscillator Timing Resistor (R
T
) ........................
Oscillator Timing Capacitor (C
) ............................
Operating Ambient Temperature Range
SG1524 .........................................................
SG2524 ...........................................................
SG3524 ...............................................................
100Hz to 300KHz
1.8K
to 100K
1nF to 1.0
μ
F
-55
°
C to 125
°
C
-25
°
C to 85
°
C
0
°
C to 70
°
C
Note 2: Range over which the device is functional and parameter limits are guaranteed.
RECOMMENDED OPERATING CONDITIONS
(Note 2)
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, these specifications apply over the operating ambient temperatures for SG1524 with -55
°
C
≤
T
≤
125
°
C, SG2524 with
-25
°
C
≤
T
≤
85
°
C, SG3524 with 0
°
C
≤
T
≤
70
°
C, and +V
IN
= 20V. Low duty cycle pulse testing techniques are used which maintains junction and
case temperatures equal to the ambient temperature.)
Note 3. I
L
= 0mA
5.00
50
Reference Section
(Note 3)
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
(Note 7)
Total Output Voltage Range
(Note 7)
Short Circuit Current
T
J
= 25
°
C
V
= 8V to 40V
I
= 0 to 20mA
Over Operating Temperature Range
Over Line, Load and Temperature
V
REF
= 0V
Min. Typ. Max. Min. Typ. Max.
SG3524
SG1524/2524
Units
Test Conditions
Parameter
4.80
4.80
25
5.20
20
50
50
5.20
150
4.60
4.60
25
5.00
50
5.40
30
50
50
5.40
150
V
mV
mV
mV
V
mA
THERMAL DATA
J Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 30°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
.............. 80°C/W
N Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 40°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
............. 65°C/W
D Package:
Thermal Resistance-
Junction to Case
,
θ
JC
................... 50°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
............ 120°C/W
L Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 35°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
........... 120°C/W
Note A. Junction Temperature Calculation: T
= T
+ (P
x
θ
).
Note B. The above numbers for
θ
are maximums for the limiting
thermal resistance of the package in a standard mount-
ing configuration. The
θ
numbers are meant to be
guidelines for the thermal performance of the device/pc-
board system. All of the above assume no ambient
airflow.
相關(guān)PDF資料
PDF描述
SG2524N REGULATING PULSE WIDTH MODULATORS
SG2524P REGULATING PULSE WIDTH MODULATORS
SG2524D REGULATING PULSE WIDTH MODULATOR
SG2524J REGULATING PULSE WIDTH MODULATOR
SG2524N REGULATING PULSE WIDTH MODULATOR
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SG2524_1 制造商:TI 制造商全稱:Texas Instruments 功能描述:REGULATING PULSE-WIDTH MODULATORS
SG2524B 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:REGULATING PULSE WIDTH MODULATOR
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SG2524BN 功能描述:IC REG CTRLR BUCK PWM VM 16-DIP RoHS:是 類別: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 升壓:是 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:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
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