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ADP1147AR-5 Arkusz danych(PDF) 2 Page - Analog Devices

Numer części ADP1147AR-5
Szczegółowy opis  High Efficiency Step-Down Switching Regulator Controllers
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ADP1147AR-5 Arkusz danych(HTML) 2 Page - Analog Devices

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ADP1147-3.3/ADP1147-5–SPECIFICATIONS
ELECTRICAL CHARACTERISTICS
ADP1147
Parameter
Conditions
VS
Min
Typ
Max
Units
REGULATED OUTPUT VOLTAGE
VIN = 9 V
VOUT
ADP1147-3-3
ILOAD = 700 mA
3.23
3.33
3.43
V
ADP1147-5
ILOAD = 700 mA
4.90
5.05
5.20
V
OUTPUT VOLTAGE LINE REGULATION
TA = +25
°C
∆V
OUT
VIN = 7 V to 12 V,
ILOAD = 50 mA
–40
0
+40
mV
OUTPUT VOLTAGE LOAD REGULATION
ADP1147-3.3
5 mA < ILOAD < 2 A
∆V
OUT
40
65
mV
ADP1147-5
5 mA < ILOAD < 2 A
60
100
mV
Sleep Mode Output Ripple
TA = +25
°C, I
LOAD = 0 A
50
mV p-p
INPUT DC SUPPLY CURRENT2
TA = +25
°C
Normal Mode
4 V < VIN < 16 V
IQ
1.6
2.3
mA
Sleep Mode (ADP1147-3.3)
4 V < VIN < 16 V
160
250
µA
Sleep Mode (ADP1147-5)
4 V < VIN < 16 V
160
250
µA
Shutdown
VSHUTDOWN = 2.1 V, 4 V < VIN < 16 V
10
22
µA
CURRENT SENSE THRESHOLD VOLTAGE
ADP1147-3.3
VSENSE(–) = VOUT
+ 100 mV (Forced)
TA = +25
°C10
mV
VSENSE(–) = VOUT
100 mV (Forced)V
5–V4
120
150
170
mV
ADP1147-5
VSENSE(–) = VOUT
+ 100 mV (Forced)
TA = +25
°C10
mV
VSENSE(–) = VOUT
100 mV (Forced)
120
150
170
mV
SHUTDOWN PIN THRESHOLD
TA = +25
°CV
6
0.6
0.8
2
V
SHUTDOWN PIN INPUT CURRENT
0 V < VSHUTDOWN < 8 V, VIN = 16 V
I6
1.2
5
µA
TA = +25
°C
CT PIN DISCHARGE CURRENT
TA = +25
°C, V
OUT in Regulation,
50
70
90
µA
VSENSE(–) = VOUT, VOUT = 0 V
I2
210
µA
OFF-TIME
CT = 390 pF, ILOAD = 700 mA
tOFF
45
6
µs
DRIVER OUTPUT TRANSITION TIMES
TA = +25
°C
CL = 3000 pF (Pin 8) VIN = 6 V
tr, tf
100
200
ns
NOTES
1All limits at temperature extremes are guaranteed via correlation using standard Statistical Quality Control (SQC) methods.
2Dynamic supply current is higher due to the gate charge being delivered at the switching frequency.
Specifications subject to change without notice.
(0 C
≤ T
A
≤ +70 C
1
, VIN = 10 V, VSHUTDOWN = 0 V unless otherwise noted)
ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage (Pin 1) . . . . . . . . . . . . . . 16 V to –0.3 V
Continuous Output Current (Pin 8) . . . . . . . . . . . . . . 50 mA
Sense Voltages (Pins 4, 5) . . . . . . . . . . . . . . . . 10 V to –0.3 V
Operating Ambient Temperature Range . . . . . 0
°C to +70°C
Extended Commercial Temperature Range . . –40
°C to +85°C
Junction Temperature* . . . . . . . . . . . . . . . . . . . . . . . +150
°C
Storage Temperature Range . . . . . . . . . . . . –65
°C to +150°C
Lead Temperature (Soldering, 10 sec) . . . . . . . . . . . +300
°C
*TJ is calculated from the ambient temperature, TA, and power dissipation, PD,
according to the following formulas: ADP1147AN-3.3, ADP1147AN-5: TJ = TA +
(PD
× 110°C/W). ADP1147AR-3.3, ADP1147AR-5: T
J = TA+(PD
× 150°C/W).
ORDERING GUIDE
Output
Package
Package
Model
Voltage
Description
Option
ADP1147AN-3.3
3.3 V
Plastic DIP
N-8
ADP1147AR-3.3
3.3 V
SOIC
SO-8
ADP1147AN-5
5 V
Plastic DIP
N-8
ADP1147AR-5
5 V
SOIC
SO-8


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