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: 8/31页
文件大小: 144K
代理商: SRP
HA17384SPS/SRP, HA17384HPS/HRP, HA17385HPS/HRP
8
Electrical Characteristics
(cont)
Error Amplifire Part / OVP Part
Item
Symbol
Min
Typ
Max
Unit
Test Condition
Note
Non-inverting input voltage
V
FB
I
IB
A
VOL
BW
2.42
2.50
2.58
V
V
COMP
= 2.5 V
V
FB
= 5.0 V
2.0 V
V
O
4.0 V
Input bias current
–0.2
–2.0
μ
A
Open loop voltage gain
65
90
dB
Unity gain bank width
0.7
1.0
MHz
Power supply voltage
rejection ratio
PSRR
60
70
dB
12 V
V
IN
25 V
Output sink current
I
Osink EA
I
Osource EA
V
OH EA
3.0
9.0
mA
V
FB
= 2.7 V, V
COMP
= 1.1 V
V
FB
= 2.3 V, V
COMP
= 5.0 V
V
FB
= 2.3 V,
R
L
= 15 k
(GND)
V
FB
= 2.7 V,
R
L
= 15 k
(Vref)
Increase FB terminal
voltage
Output source current
–0.5
–0.8
mA
High level output voltage
5.5
6.5
7.5
V
Low level output voltage
V
OL EA
0.7
1.1
V
OVP latch threshold
voltage
V
OVP
6.0
7.0
8.0
V
1
OVP (FB) terminal input
current
I
FB(OVP)
30
50
μ
A
V
FB
= 8.0 V
1
OVP latch reset V
IN
voltage
V
IN(OVP RES)
6.0
7.0
8.0
V
Decreasing V
IN
after OVP
latched
1
Note:
1. These values are not prescribe to the HA17384SPS/SRP because OVP function is not included.
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