参数资料
型号: MC44608P40G
厂商: ON Semiconductor
文件页数: 2/15页
文件大小: 0K
描述: IC REG CTRLR FLYBK ISO PWM 8-DIP
产品变化通告: Product Obsolescence 01/Jul/2009
标准包装: 50
PWM 型: 电压模式
输出数: 1
频率 - 最大: 44kHz
占空比: 86%
电源电压: 6.6 V ~ 13 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -25°C ~ 85°C
封装/外壳: 8-DIP(0.300",7.62mm)
包装: 管件
其它名称: MC44608P40GOS
MC44608
Demag
1
Vi
8
DMG
+
--
50 mV
/20 mV
>24 m A
>120 m A
UVLO2
9 mA
Startup
Source
200 m A
1
0
Demag
Logic
Output
Startup
Phase
Switching
Phase
Latched off
Phase
Startup
Phase
2 m S
&
Latched off Phase
Startup Phase
Switching Phase
OVP
UVLO1
UVLO2
OUT Disable
DMG
V CC
Management
6
V CC
Standby
Output
S1
&
Standby
Management
OC NOC
Leading Edge
Blanking
OSC
Enable
OSC
&
Clock
+
PWM
--
VPWM
&
&
S
PWM
Latch
R Q
Thermal
Shutdown
Buffer
5
4
Driver
GND
&
Regulation
2
Isense
+
CS
--
1V
4 kHz Filter
Latched off Phase
Standby
S2 S3
Block
Switching Phase
3
Control
Input
Figure 1. Representative Block Diagram
ORDERING INFORMATION
Device
MC44608P40G
MC44608P75G
Switching Frequency
40 kHz
75 kHz
Package
PDIP--8
(Pb--Free)
PDIP--8
(Pb--Free)
Shipping
50 Units / Rail
50 Units / Rail
MAXIMUM RATINGS
Rating
Total Power Supply Current
Output Supply Voltage with Respect to Ground
All Inputs except Vi
Line Voltage Absolute Rating
Recommended Line Voltage Operating Condition
Symbol
I CC
V CC
V inputs
V i
V i
Value
30
16
--1.0 to +16
500
400
Unit
mA
V
V
V
V
Power Dissipation and Thermal Characteristics
Maximum Power Dissipation at T A = 85 ? C
Thermal Resistance, Junction--to--Air
Operating Junction Temperature
Operating Ambient Temperature
P D
R θ JA
T J
T A
600
100
150
--25 to +85
mW
? C/W
? C
? C
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
http://onsemi.com
2
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