參數(shù)資料
型號(hào): HA17451FP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: Voltage-Mode SMPS Controller
中文描述: 電壓模式開關(guān)電源控制器
文件頁數(shù): 6/24頁
文件大?。?/td> 108K
代理商: HA17451FP
HA17431 Series
6
Electrical Characteristics
(Ta = 25°C)
HA17431VLP/VP/VPJ
(Ta = 25°C, I
K
= 10 mA)
Item
Symbol
Min
Typ
Max
Unit
Test Conditions
Notes
Reference voltage
Vref
2.475
2.500
2.525
V
V
KA
= Vref
V
= Vref,
Ta = –20
°
C to +85
°
C
Reference voltage
temperature
deviation
Vref(dev)
10
mV
1
Reference voltage
temperature
coefficient
Vref/
Ta
±
30
ppm/
°
C
V
KA
= Vref,
0
°
C to 50
°
C gradient
Reference voltage
regulation
Vref/
V
KA
2.0
3.7
mV/V
V
KA
= Vref to 16 V
Reference input
current
Iref
2
6
μ
A
R
1
= 10 k
, R
2
=
Reference current
temperature
deviation
Iref(dev)
0.5
μ
A
R
= 10 k
, R
=
,
Ta = –20
°
C to +85
°
C
Minimum cathode
current
Imin
0.4
1.0
mA
V
KA
= Vref
2
Off state cathode
current
Ioff
0.001
1.0
μ
A
V
KA
= 16 V, Vref = 0 V
Dynamic
impedance
Z
KA
0.2
0.5
V
= Vref,
I
K
= 1 mA to 50 mA
I
PS
= 1 mA
I
PS
= 1 mA,
0
°
C to 50
°
C gradient
Bypass resistance
R
PS
R
PS
/
Ta
1.6
2.0
2.4
k
ppm/
°
C
3
Bypass resistance
temperature
coefficient
+2000
3
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