參數(shù)資料
型號(hào): MC44608P40
廠(chǎng)商: ON SEMICONDUCTOR
元件分類(lèi): 穩(wěn)壓器
英文描述: RW-S Series - Econoline Regulated DC-DC Converters; Input Voltage (Vdc): 05V; Output Voltage (Vdc): 09V; Power: 2W; DIP24 Low Profile Miniature Package; 1kVDC Isolation; Feedback Regulated Output; 2:1 Wide Range Voltage Input; Continuous Short Circuit Protection; Less than 7mm Height; SMD Pinning Option; Efficiency to 87%
中文描述: SWITCHING CONTROLLER, 44 kHz SWITCHING FREQ-MAX, PDIP8
封裝: PLASTIC, DIP-8
文件頁(yè)數(shù): 2/16頁(yè)
文件大?。?/td> 266K
代理商: MC44608P40
MC44608
http://onsemi.com
2
REPRESENTATIVE BLOCK DIAGRAM
+
+
+
PWM
DMG
Demag
Logic
Output
Start–up
200 PhaseSPhase
Latched off
Phase
1 V
4 kHz Filter
Regulation
Block
Switching Phase
S2
S3
&
Latched off Phase
Stand–by
Thermal
Shutdown
DMG
OUT Disable
OVP
UVLO1
UVLO2
Switching Phase
Start–up Phase
Latched off Phase
UVLO2
9 mA
Start–up
Source
CC
Buffer
PWM
Latch
Q
R
S
&
&
VPWM
&
OSC
OSC
Enable
Clock
Stand–by
Management
Leading Edge
Blanking
S1
1
0
&
Stand–by
1
8
6
5
4
3
2
Demag
Vi
Isense
Control
Input
GND
Driver
V
CC
Management
V
&
Output
CS
2 S
>120 A
>24 A
50 mV
/20 mV
NOC
OC
Start–up
Phase
MAXIMUM RATINGS
Rating
Symbol
Value
Unit
Total Power Supply Current
ICC
VCC
Vinputs
Vi
30
mA
Output Supply Voltage with Respect to Ground
16
V
All Inputs except Vi
–1.0 to +16
V
Line Voltage
500
V
Power Dissipation and Thermal Characteristics
Maximum Power Dissipation at TA = 85
°
C
Thermal Resistance, Junction–to–Air
PD
R
θ
JA
TJ
TA
600
100
mW
°
C/W
°
C
Operating Junction Temperature
150
Operating Ambient Temperature
–25 to +85
°
C
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