參數(shù)資料
型號(hào): PQ1CZ21H2ZXH
廠商: SHARP ELECTRONICS CORP
元件分類: 穩(wěn)壓器
英文描述: 1.5 A SWITCHING REGULATOR, 120 kHz SWITCHING FREQ-MAX, PSSO5
文件頁數(shù): 2/5頁
文件大?。?/td> 156K
代理商: PQ1CZ21H2ZXH
2
Sheet No.: OP06040
Electrical Characteristics
80
100
120
kHz
±3
Parameter
Symbol
Conditions
MIN.
MAX.
Unit
Output saturation voltage
0.9
1.5
V
Reference voltage
1.235
1.26
1.285
V
Reference voltage temperature fluctuation
TYP.
ISW=1A
VSAT
Vref
Tj=0 to 125℃
±0.5
%
Load regulation
|RegL|
IO=0.2 to 1A
0.1
1.5
%
Line regulation
|RegI|
VIN=8 to 35V
0.5
2.5
%
Efficiency
IO=1A
82
Oscillation frequency
fO
Oscillation frequency temperature fluctuation
Tj=0 to 125℃
%
Overcurrent detecting level
IL
1.55
2
2.6
A
200
IC(ON)
V
ON threshold voltage
VTH(ON)
④ terminal=0V,⑤ terminal
0.8
1.5
2
Stand-by current
ISD
VIN=40V,⑤ terminal=0V
Output OFF-state dissipation current
IQS
812
mA
Fig.1 Test Circuit
PQ1CZ21H2ZxH
(Unless otherwise specified,condition shall be VIN=12V,IO=0.2A,VO=5V,ON-OFF terminal=2.7V,Ta=25℃)
ON-state current for control
⑤ terminal=2.7V
IC(OFF)
OFF-state current for control
⑤ terminal=0.4V
2
--
1
VIN=40V,④ terminal=3V
L
D
V IN
+
470 F
1k
A
V IN
A
ISD
Iqs
CIN
PQ1CZ21H2ZxH
①②
IC(ON)
IC (OFF)
IO
VO
Load
R2
R1
CO
L:HK-14D100-2110(made by Toho Co.)
D:ERCF80-004(made by Fuji electronics Co.)
ON/OFF control logic
Output
OFF
ON
OFF
5 pin
LOW
HIG H
OPEN
Fig.2 Power Dissipation vs.Ambient
Temperature
Fig.3 Overcurrent Protection
Characteristics (Typical Value)
0
1
2
3
4
5
6
7
0.5
1.5
2.5
3.5
T a=25
°C
V IN =12V
V O=5V
Output
voltage
V
O
(V)
Output current I O (A)
Switching current peak
Note) Oblique line portion:Overheat protection may operate in this area
Ambient temperature Ta (°C)
Power
dissipation
P
D
(W)
-40
0
255075 85 100 125 150
-25
10
8
5
0
PD:With infinite heat sink
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