參數(shù)資料
型號: HA17384SRP
廠商: Hitachi,Ltd.
元件分類: 基準電壓源/電流源
英文描述: High Speed Current Mode PWM Control IC for Switching Power Supply
中文描述: 高速開關電源電流模式PWM控制IC
文件頁數(shù): 7/31頁
文件大?。?/td> 145K
代理商: HA17384SRP
HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP
7
Electrical Characteristics
(The condition is: Ta = 25°C, V
IN
= 15 V, C
T
= 3300 pF, R
T
= 10 k
without notice)
Reference Part
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Note
Reference output voltage
Vref
4.9
5.0
5.1
V
Io = 1 mA
Line regulation
Regline
20
50
mV
12 V
V
IN
25 V
–1 mA
Io
–20 mA
Load regulation
Regload
10
25
mV
Output short current
los
–30
–100
–180
mA
Vref = 0V
Temperature stability
Vref
80
ppm/
°
C
Io = –1 mA,
–20
°
C
Ta
105
°
C
10 Hz
fnoise
10 kHz
1
Output noise voltage
Notes: 1. Reference value for design.
V
N
100
μ
V
1
Triangular Wave Oscillator Part
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Note
Typical oscillating frequency
fosc Typ
47
52
57
kHz
C
T
= 3300 pF,
R
T
= 10 k
Maximum oscillating
frequency
fosc Max
500
kHz
Supply voltage dependency of
oscillating frequency
fosc 1
±
0.5
±
2.0
%
12 V
V
IN
25 V
Temperature dependency of
oscillating frequency
fosc 2
±
5.0
%
–20
°
C
Ta
105
°
C
1
Discharge current of C
T
Low level threshold voltage
Isink
CT
V
TLCT
V
THCT
V
CT
7.5
8.4
9.3
mA
V
CT
= 2.0 V
1.2
V
1
High level threshold voltage
2.8
V
1
Triangular wave amplitude
Notes: 1. Reference value for design.
1.6
V
V
CT
= V
THCT
– V
TLCT
1
相關PDF資料
PDF描述
HA17385HPS High Speed Current Mode PWM Control IC for Switching Power Supply
HA17384 250000 SYSTEM GATE 1.5 VOLT FPGA
HA17393 Dual Comparator
HA17903FPK Dual Comparator
HA17393F Dual Comparator
相關代理商/技術參數(shù)
參數(shù)描述
HA17385BPS 制造商:Hitachi 功能描述:1 A SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDIP8
HA17385FP 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CURRENT MODE PWM CONTROL SWITTCHING REGULATOR ICS
HA17385HPS 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
HA17385HPS/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
HA17385HRP 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