B1580 查看數據表（PDF） - Bay Linear
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B1580 Datasheet PDF : 3 Pages
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Absolute Maximum Rating
Parameter
Maximum Input Voltage
Power Dissipation
Thermal Resistance Junction to Case
Thermal Resistance Junction to
Ambient
Operating Junction
Temperature Range
Control Section
Power Transistor
Storage Temperature Range
Lead Temperature (Soldering 10
Sec.)
Symbol
VIN
PO
θJC
θJA
TJ
TSTG
TLEAD
Value
7
Internally Limited
3
50
0 to 125
0 to 150
-65 to 150
260
B1580
Unit
V
W
°C/W
°C
Electrical Characteristics
(VIN = 4.75V to 5.25V; IO = 10mA to 8.0Amp, unless otherwise specified)
Parameter
Symbol Conditions
Output Voltage
Reference Voltage
Line Regulation (1)
VO
Vref
REG (line)
VCONT= VOUT+1.5V, VPWR=VOUT+0.5V
VCONT= VOUT+1.5V, VPWR=VOUT+0.8V
ILOAD=10mA to 8A
VCONT=2.75V, VPWR=2V, ILOAD=10mA
VCONT=2.7V, to 12V
VPWR=3.3V to 5.5V, ILOAD=10mA to 8A
IO = 10mA, VIN =5V, T= 25 °C
Load Regulation (1)
REG (LOAD) IO = 10mA, VIN =5V, T= 25 °C
Dropout Voltage
Minimum load Current
Current Limit
Ground Pin Current
Temperature Stability
Thermal Regulation
Ripple Rejection
Thermal Resistance
VPWR-VOUT
Imin
IS
IQ
TS
RA
-
VCONT=VOUT+2.5V, ILOAD=8A
(Vin-Vout)=3V
VIN =5V
IO = 10mA, VIN =5V
T= 25 °C, 30ms pulse
T= 25 °C, VIN =5V
TO-220
Junction to Tab
Junction to Ambient
DD Package
Junction to Tab
Junction to Ambient
Note: Output Switch tests are performed under pulsed conditions to minimize power dissipation
MIN
-1
-2
1.238
1.230
TYP
1.250
0.04
MAX UNIT
1
%
2
1.262 V
1.270
0.2
%
0.08 0.40
V
0.55 0.70
5
10
mA
8
10
A
200 mA
0.5
%
0.003
%/W
60
80
dB
3.0
3.0 °C/W
60
60
3.0
3.0
60
60
Bay Linear, Inc 2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 989-7144, Fax: (925) 940-9556
www.baylinear.com
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