参数资料
型号: AP1509-SG-13
厂商: Diodes Inc
文件页数: 5/13页
文件大小: 0K
描述: IC REG BUCK ADJ 2A 8SOIC
标准包装: 1
类型: 降压(降压)
输出类型: 可调式
输出数: 1
输出电压: 1.23 V ~ 18 V
输入电压: 4.5 V ~ 22 V
PWM 型: 电压模式
频率 - 开关: 150kHz
电流 - 输出: 2A
同步整流器:
工作温度: -20°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 标准包装
供应商设备封装: 8-SOP
产品目录页面: 1136 (CN2011-ZH PDF)
其它名称: AP1509-SGDIDKR
AP1509
150KHz, 2A PWM BUCK DC/DC CONVERTER
Electrical Characteristics
Unless otherwise specified, V IN = 12V for 3.3V, 5V, adjustable version and V IN = 18V for the 12V version. I LOAD = 0.5A
Specifications with boldface type are for full operating temperature range, the other type are for T J = 25oC.
Symbol
Parameter
Conditions
Min
Typ.
Max
Unit
I FB
F OSC
Feedback Bias Current
Oscillator Frequency
V FB = 1.3V
(Adjustable version only)
127
110
-10
150
-50
-100
173
173
nA
KHz
F SCP
Oscillator Frequency of
Short Circuit Protect
When current limit occurred
and V FB < 0.5V, T a = 25 o C
10
30
50
KHz
I OUT = 2A
1.4
V SAT
DC
Saturation Voltage
Max. Duty Cycle (ON)
Min. Duty Cycle (OFF)
No outside circuit
V FB = 0V force driver on
V FB = 0V force driver on
V FB = 12V force driver off
1.25
100
0
1.5
V
%
Peak current
I CL
Current Limit
No outside circuit
3
A
V FB = 0V force driver on
I L
Output = 0
Output = -1
Output
Leakage
Current
No outside circuit
V FB = 12V force driver off
V IN = 22V
-5
-200
uA
mA
I Q
I STBY
Quiescent Current
Standby Quiescent
Current
V FB = 12V force driver off
ON/OFF pin = 5V
V IN = 22V
5
70
10
150
200
mA
uA
V IL
V IH
I H
ON/OFF Pin Logic Input
Threshold Voltage
ON/OFF Pin Logic Input
Current
Low (regulator ON)
High (regulator OFF)
V LOGIC = 2.5V (OFF)
-
2.0
1.3
0.6
-
-0.01
V
uA
I L
ON/OFF Pin Input Current V LOGIC = 0.5V (ON)
-0.1
-1
C/W
θ JA
Thermal Resistance SOP-8L
Junction to
case
15
o
approximately 3 in
C/W
θ JC
Thermal Resistance
with a copper area of
2
SOP-8L
Junction to
ambient
70
o
AP1509
Document number: DS31016 Rev. 4 - 2
5 of 13
June 2010
? Diodes Incorporated
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