参数资料
型号: SRP
厂商: Hitachi,Ltd.
元件分类: 基准电压源/电流源
英文描述: High Speed Current Mode PWM Control IC for Switching Power Supply
中文描述: 高速开关电源电流模式PWM控制IC
文件页数: 18/31页
文件大小: 144K
代理商: SRP
HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP
18
Ambient temperature Ta (
°
C)
Ambient temperature Ta (
°
C)
Ambient temperature Ta (
°
C)
Supply voltage V
IN
(V)
Output current of Vref terminal (mA)
R
T
/C
T
terminal voltage V
CT
(V)
UVL Threshold Voltage vs. Ambient Temperature
20
HA17384S/H
Line Regulation Characteristics of Reference Voltage
5.2
Ta = 25
°
C
V
IN
= 10V or more (HA17384S/H)
V
IN
= 7.6V or more (HA17385H)
Load Regulation Characteristics of Reference Voltage
6.0
Ta = 25
°
C
V
IN
= 15V
Reference Voltage vs. Ambient Temperature
5.2
V
IN
= 15V
C
T
Discharge Current vs. R
T
/C
T
Terminal Voltage
9.5
Ta = 25
°
C
V
IN
= 15V
R
/C
terminal voltage
is externally supplied
C
T
Discharge Current vs. Ambient Temperature
9.5
V
IN
=15 V
U
R
R
R
C
T
C
5.1
5.0
4.9
4.8
5.5
5.0
4.5
4.0
0
20
40
80
60
100
C
T
= 3300pF
R
T
= 10k
9.0
8.5
8.0
7.5
0
1
2
3
15
10
5
0
20
5.1
5.0
4.9
4.8
4
9.0
8.5
8.0
7.5
C
T
C
0
10
20
30
V
TL
V
TH
85
60
40
20
0
20
105
60
80
40
20
0
20
105
60
80
40
20
0
HA17385H
V
TH
V
TL
C
T
= 3300pF
R
T
= 10k
C
T
= 3300pF
R
T
= 10k
Vref short
protection
operates
Measured when
Minimum voltage of
triangular wave
Maximum voltage of
triangular wave
Measured when R
/C
terminal voltage of 2 V is
externally supplied
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