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參數(shù)資料
| 型號： | HA17384HPS |
| 廠商： | Hitachi,Ltd. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | High Speed Current Mode PWM Control IC for Switching Power Supply(開關(guān)電源的高速電流模式PWM控制芯片) |
| 中文描述： | 高速開關(guān)電源電流模式PWM控制IC（開關(guān)電源的高速電流模式的PWM控制芯片） |
| 文件頁數(shù)： | 21/31頁 |
| 文件大?。?/td> | 145K |
| 代理商： | HA17384HPS |
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HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP
21
O
Ambient Temperature Ta (
°
C)
Ambient temperature Ta (
°
C)
Ambient temperature Ta (
°
C)
O
I
Maximum ON Duty Du max (%)
Output load capacitance C
L
(pF)
Oscillation Frequency vs. Ambient Temperature
65
V
IN
= 15V
C
L
= 1000pF
Operating Current vs. Maximum ON Duty
25
V
IN
= 15V
Rise/Fall Time of Output Pulse vs. Load Capacitance
250
V
IN
= 15V
V
CS
= 0V
V
FB
= 0V
Rise/Fall Time of Output Pulse vs. Ambient Temperature
250
V
IN
= 15V
V
CS
= 0V
V
FB
= 0V
R
R
C
C
V
(UVL1)
Vref
(UVL2)
PWM
OUTPUT
Condition
description
L
L
L
L
H
L
H
H
L
Standby
state
IC is in
the ON
state and
output is
fixed to
LO.
Available
to
output
Current Sensing Level vs. Ambient Temperature
1.25
V
IN
= 15V
V
FB
= 0V
voltage is externally supplied
Relationship Between Low Voltage Malfunction
Protection and PWM Output
Operation
state
Standby
state
H
L
0
25
50
75
100
fosc=50kHz
fosc=300kHz
V
CS
= 0V
V
FB
= 0V
0
1000
2000
3000
Fall Time tf
60
55
50
45
40
20
20
15
10
5
0
200
150
100
50
0
Ta = 25
°
C
C
T
= 3300pF
R
T
= 10k
4000
200
150
100
50
0
20
1.00
0.75
0.50
0.25
0
20
C
T
= 3300pF
R
T
= 10k
Dumax = 95%
C
T
= 3300pF
R
T
= 10k
Rise time tr
C
L
= 1000pF
105
60
80
40
20
0
105
60
80
40
20
0
105
60
80
40
20
0
C
T
= 0.033
μ
F
R
T
= 680
Dumax = 40%
Ta=25
°
C
C
L
= 1000pF
Rise time t
r
Fall Time t
f
Measured when COMP terminal
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HA17384SPS | High Speed Current Mode PWM Control IC for Switching Power Supply(開關(guān)電源的高速電流模式PWM控制芯片) |
| HA17385HRP | High Speed Current Mode PWM Control IC for Switching Power Supply(開關(guān)電源的高速電流模式PWM控制芯片) |
| HA17384HRP | High Speed Current Mode PWM Control IC for Switching Power Supply |
| HA17384SRP | High Speed Current Mode PWM Control IC for Switching Power Supply |
| HA17385HPS | High Speed Current Mode PWM Control IC for Switching Power Supply |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HA17384HPS/HRP | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:High Speed Current Mode PWM Control IC for Switching Power Supply |
| HA17384HRP | 制造商:RENESAS 制造商全稱:Renesas Technology Corp 功能描述:High Speed Current Mode PWM Control IC for Switching Power Supply |
| HA17384PS | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CURRENT MODE PWM CONTROL SWITTCHING REGULATOR ICS |
| HA17384SPS | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:High Speed Current Mode PWM Control IC for Switching Power Supply |
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