参数资料
型号: LT1425IS#PBF
厂商: Linear Technology
文件页数: 18/20页
文件大小: 0K
描述: IC REG FLYBK ISOLATED .2A 16SOIC
标准包装: 50
类型: 回扫,隔离
输出数: 1
输入电压: 2.8 V ~ 20 V
PWM 型: 电流模式
频率 - 开关: 285kHz
电流 - 输出: 200mA
同步整流器:
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
包装: 管件
供应商设备封装: 16-SOIC
产品目录页面: 1327 (CN2011-ZH PDF)
LT1425
TYPICAL APPLICATIO N S
± 15V Isolated Power Supply
130 ?
330pF
5V TO
T1*
MBRS1100T3
15V
7
3
15V
INPUT
COM
+
22 μ F
35V
18.4k
0.1%
0.1 μ F
1000pF
3.01k
1%
1
2
3
4
5
6
7
8
GND
NC
R FB
V C
R REF
SYNC
SGND
GND
LT1425
GND
SHDN
R OCOMP
R CCOMP
V IN
V SW
PGND
GND
16
15
14
13
12
11
10
9
1N759
MBR0540LT1
7.32k
1%
0.1 μ F
1 8
1 μ F
75 ?
2
MBRS1100T3
6
220pF
4 5
*PHILIPS EFD-15-3F3 CORE
GAP FOR PRIMARY
L = 40 μ H
+
+
15 μ F
35V
15 μ F
35V
3k
3k
1425 TA04
60mA
OUT
COM
–15V
60mA
PIN 3 TO 4, 7 TURNS BIFILAR 34AWG
PIN 7 TO 8, 28 TURNS 40AWG
PIN 5 TO 6, 28 TURNS 40AWG
PIN 1 TO 2, 7 TURNS BIFILAR 34AWG
0.12 INCH MARGIN TAPE
3 LAYERS 2 MIL
POLYESTER FILM
– 48V to 5V Isolated Telecom Supply
18 ?
470pF
INPUT
1
T1* 8
MBR745
5V
COM
2A
BAV21
5
2
3.3 μ F
0.1 μ F
R1
24k
+ C1
27 μ F
35V
D1
7.5V
1N755
R2
18 ?
30.1k
1%
3.16k
1%
1000pF
BAV21
1
2
3
4
5
6
7
8
GND
NC
R FB
V C
R REF
SYNC
SGND
GND
LT1425
GND
SHDN
R OCOMP
R CCOMP
V IN
V SW
PGND
GND
16
15
14
13
12
11
10
9
T1
6
510 ?
150pF
10 ?
MUR120
3
4
Q1
IRF620
7
150 μ F
6.3V
+
+
150 μ F
6.3V
50 ?
1W
OUT
COM
–36V TO
–72V
2.4k
Q2
2N3906
Q3
2N3904
5k
D2
7.5V
1N755
100k
10k
0.1 μ F
*PHILIPS EFD-15-3F3 CORE
GAP FOR PRIMARY
18
1425 TA06
PIN 3 TO 4, 15 TURNS BIFILAR 31AWG
PIN 7 TO 8, 6 TURNS QUADFILAR 29AWG
PIN 5 TO 6, 15 TURNS BIFILAR 33AWG
PIN 1 TO 2, 15 TURNS BIFILAR 31AWG
L = 100 μ H
2 LAYERS 2 MIL
POLYESTER FILM
1 LAYER 2 MIL
POLYESTER FILM
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LT1431CN8 功能描述:IC VREF SHUNT ADJ 8-PDIP RoHS:否 类别:集成电路 (IC) >> PMIC - 电压基准 系列:- 产品培训模块:Voltage Reference Basics 标准包装:100 系列:- 基准类型:旁路,精度 输出电压:4.096V 容差:±0.075% 温度系数:50ppm/°C 输入电压:- 通道数:1 电流 - 阴极:1µA 电流 - 静态:- 电流 - 输出:10mA 工作温度:0°C ~ 70°C 安装类型:表面贴装 封装/外壳:8-SOIC(0.154",3.90mm 宽) 供应商设备封装:8-SOIC 包装:管件