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參數(shù)資料
| 型號： | SG2526BN |
| 廠商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | REGULATING PULSE WIDTH MODULATOR |
| 中文描述： | 0.2 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP18 |
| 封裝： | ROHS COMPLIANT, PLASTIC, DIP-18 |
| 文件頁數(shù)： | 2/9頁 |
| 文件大小： | 209K |
| 代理商： | SG2526BN |
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
SG1526B/SG2526B/SG3526B
ABSOLUTE MAXIMUM RATINGS
(Note 1)
(Note 1)
Input Voltage (V
) ...............................................................
Collector Supply Voltage (V
) .............................................
Logic Inputs .........................................................
Analog Inputs ..........................................................
Source/Sink Load Current (each output) .......................
Reference Load Current ..................................................
40V
40V
-0.3V to 5.5V
-0.3V to V
IN
200mA
50mA
Logic Sink Current ...........................................................
Operating Junction Temperature
Hermetic (J, L Packages) .............................................
Plastic (N, DW Packages) ............................................
Storage Temperature Range ............................
Lead Temperature (Soldering, 10 Seconds) ...................
15mA
150
°
C
150
°
C
-65
°
C to 150
°
C
300
°
C
Note 1. Exceeding these ratings could cause damage to the device.
THERMAL DATA
J Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 25°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
.............. 70°C/W
N Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 30°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
............. 60°C/W
DW Package:
Thermal Resistance-
Junction to Case
,
θ
JC
.................. 35°C/W
Thermal Resistance-
Junction to Ambient
,
θ
JA
............. 90°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.
RECOMMENDED OPERATING CONDITIONS
(Note 2)
Input Voltage .............................................................
Collector Supply Voltage ........................................
Sink/Source Load Current (each output) ................
Reference Load Current ...........................................
Oscillator Frequency Range ..............................
Oscillator Timing Resistor ..................................
8V to 35V
4.5V to 35V
0 to 100mA
0 to 20mA
1Hz to 500KHz
2K
to 150K
Oscillator Timing Capacitor ...............................
Available Deadtime Range at 40KHz ......................
Operating Junction Temperature Range:
SG1526B .......................................................
SG2526B .........................................................
SG3526B ............................................................
470pF to 20
μ
F
5% to 50%
-55
°
C to 125
°
C
-25
°
C to 85
°
C
0
°
C to 70
°
C
Note 2. Range over which the device is functional.
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, these specifications apply over the operating ambient temperatures for SG1526B with -55
°
C
≤
T
≤
125
°
C, SG2526B with
-25
°
C
≤
T
≤
85
°
C, SG3526B with 0
°
C
≤
T
≤
70
°
C, and V
IN
= 15V. Low duty cycle pulse testing techniques are used which maintains junction and
case temperatures equal to the ambient temperature.)
Reference Section
(Note 3)
Output Voltage
Line Regulation
Load Regulation
Temperature Stability
(Note 9)
Total Output Voltage Range
(Note 9)
Short Circuit Current
Undervoltage Lockout Section
RESET Output Voltage
RESET Output Voltage
T
J
= 25
°
C
V
= 8 to 35V
I
= 0 to 20mA
Over Operating T
J
V
REF
= 0V
SG3526B
Units
V
REF
= 3.8V
V
REF
= 4.8V
Parameter
Test Conditions
4.95
4.90
25
5.00
7
10
15
5.00
50
SG1526B/2526B
Min. Typ. Max. Min. Typ. Max.
2.4
0.2
4.8
0.4
5.05
10
20
50
5.10
125
4.90
4.85
25
5.00
10
10
15
5.00
50
5.10
20
25
50
5.15
125
V
mV
mV
mV
V
mA
2.4
0.2
4.8
0.4
V
V
相關PDF資料 |
PDF描述 |
|---|---|
| SG1526 | REGULATING PULSE WIDTH MODULATOR |
| SG1526J | REGULATING PULSE WIDTH MODULATOR |
| SG1526L | REGULATING PULSE WIDTH MODULATOR |
| SG2526 | REGULATING PULSE WIDTH MODULATOR |
| SG2526DW | REGULATING PULSE WIDTH MODULATOR |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| SG2526DW | 功能描述:IC REG CTRLR BUCK PWM VM 18-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 |
| SG2526J | 制造商:Microsemi Corporation 功能描述:Voltage Mode PWM Controller 100mA 18-Pin CDIP 制造商:Microsemi Corporation 功能描述:SG2526J - Bulk |
| SG2526N | 功能描述:IC REG CTRLR BUCK PWM VM 18-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 |
| SG2527A | 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:REGULATING PULSE WIDTH MODULATOR |
| SG2527ADW | 制造商:Microsemi Corporation 功能描述:VOLT. MODE PWMS - Bulk |
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