参数资料
型号: MC34063APE4
厂商: Texas Instruments
文件页数: 5/23页
文件大小: 0K
描述: IC REG BUCK BOOST INV ADJ 8PDIP
标准包装: 50
类型: 降压(降压),升压(升压),反相
输出类型: 可调式
输出数: 1
输出电压: 1.55 V ~ 40 V
输入电压: 3 V ~ 40 V
频率 - 开关: 100kHz
电流 - 输出: 1.5A
同步整流器:
工作温度: 0°C ~ 70°C
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
包装: 管件
供应商设备封装: 8-PDIP

1000
SLLS636M – DECEMBER 2004 – REVISED JANUARY 2011
TYPICAL CHARACTERISTICS
1.8
100
V CC = 5 V
Pin 7 = V CC
Pin 5 = GND
T A = 25°C
t ON
1.7
1.6
1.5
V CC = 5 V
Pin 1, 7, 8 = V CC
Pin 3, 5 = GND
T A = 25 ° C
1.4
10
t OFF
1.3
1.2
1.1
1
0.01
0.1 1
C T , Oscillator Timing Capacitor (nF)
10
1.0
0.0
0.2
0.4 0.6 0.8 1.0
I E , Emitter Current (A)
1.2
1.4
1.6
Figure 1. Output Switch On-Off Time vs
Oscillator Timing Capacitor
Figure 2. Output Switch Saturation Voltage vs
Emitter Current (Emitter-Follower Configuration)
1.4
1.2
1.0
0.8
0.6
Darlington Connection
Force Beta = 20
380
360
340
320
300
280
V CC = 5 V
I CHG = I DISCHG
260
0.4
0.2
V CC = 5 V
Pin 7 = V CC
Pin 2, 3, 5 = GND
240
220
0.0
0.0
0.2
T A = 25 ° C
0.4 0.6 0.8 1.0 1.2
I C , Collector Current (A)
1.4
1.6
200
?50
?25
0 25 50 75 100
T A , Ambient Temperature ( ° C)
125
Figure 3. Output Switch Saturation Voltage vs
Collector Current (Common-Emitter Configuration)
3.6
3.2
2.8
2.4
2.0
1.6
1.2
0.8
0.4
0.0
Figure 4. Current-Limit Sense Voltage vs Temperature
C T = 1 nF
Pin 7 = V CC
Pin 2 = GND
T A = 25 ° C
0
5
10 15 20 25 30 35 40
V CC , Supply Voltage (V)
Figure 5. Standby Supply Current vs Supply Voltage
Copyright ? 2004 – 2011, Texas Instruments Incorporated
Product Folder Link(s): MC33063A MC34063A
5
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