参数资料
型号: KA7500CDTF
厂商: Fairchild Semiconductor
文件页数: 5/8页
文件大小: 0K
描述: IC REG CTRLR PWM VM 16-SOP
标准包装: 3,000
PWM 型: 电压模式
输出数: 2
频率 - 最大: 300kHz
占空比: 45%
电源电压: 7 V ~ 40 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: 16-SOIC(0.154",3.90mm 宽)
包装: 带卷 (TR)
Electrical Characteristics
V CC = 20V, f = 10kHz, T A = -25°C to +85°C, unless otherwise specified.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
Reference Section
I REF =1mA, T A =25°C
V REF
R LINE
R LOAD
I SC
Reference Output Voltage
Line Regulation
Load Regulation
Short-Circuit Output Current
I REF =1mA
V CC =7V to 40V
I REF =1mA to 10mA
V REF =0V
(1)
4.95
4.90
10
5.00
5.00
2
1
35
5.05
5.10
25
15
50
V
mV
mV
mA
Oscillation Frequency
C T =0.001μF, R T =30K Ω
40.0
f OSC
Oscillation Frequency
C T =0.01μF, R T =12K Ω,
T A =25°C
9.2
10.0
10.8
kHz
C T =0.01μF, R T =12K Ω,
T A =T LOW to T HIGH
9.0
12.0
Δ f/ Δ t
Frequency Change with Temperature
C T =0.01μF, R T =12K Ω
2
%
Dead-Time Control Section
I BIAS
D (MAX)
Input Bias Current
Maximum Duty Cycle
V CC =15V, 0V ≤ V 4 ≤ 5.25V
V CC =15V, V 4 =0V, OC
Pin=V REF
45
-2
-10
μA
%
V ITH
Input Threshold Voltage
Zero Duty Cycle
Maximum Duty Cycle
0
3.0
3.3
V
Error Amplifier Section
V IO
I IO
I BIAS
V CIM
Input Offset Voltage
Input Offset Current
Input Bias Current
Common Mode Input Voltage
V 3 =2.5V
V 3 =2.5V
V 3 =2.5V
7V ≤ V CC ≤ 40V
-0.3
2
25
0.2
10
250
1.0
V CC
mV
mA
μA
V
G VO
B W
Open-Loop Voltage Gain
Unit-Gain Bandwidth
0.5V ≤ V 3 ≤ 3.5V
70
95
650
dB
kHz
PWM Comparator Section
V ITH
Input Threshold Voltage
Zero Duty Cycle
4.0
4.5
V
I SINK
Input Sink Current
V 3 =0.7V
-0.3
-0.7
mA
Output Section
V CE(SAT)
V CC(SAT)
I C(OFF)
I E(OFF)
Output Saturation Voltage Common
Emitter
Emitter-Follower
Collector Off-State Current
Emitter Off-State Current
V E =0V, I C =200mA
V C =15V, I E =-200mA
V CC =40V, V CE =40V
V CC =V C =40V, V E =40V
1.0
1.5
2
1.3
2.5
100
-100
V
μA
Total Device
I CC
Supply Current
Pin6=V REF , V CC =15V
6
10
mA
Output Switching Characteristics
t R
t F
Rise Time, Common Emitter,
Common Collector
Fall Time, Common Emitter,
Common Collector
100
25
200
100
ns
Note:
1. This is guaranteed where the marking code of the package surface is over 027.
? 2003 Fairchild Semiconductor Corporation
KA7500C ? Rev. 1.0.2
5
www.fairchildsemi.com
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