ADP1147–SPECIFICATIONS
(0؇C ≤ T ≤ +70؇C, (Note 1) V = 10 V, VSHUTDOWN = 0 V unless otherwise noted.) (See Figure 17.)
A
IN
ELECTRICAL CHARACTERISTICS
AD P 1147
Typ Max
P aram eter
Conditions
VS
Min
Units
REGULAT ED OUT PUT VOLT AGE
ADP1147-3-3
ADP1147-5
VIN = 9 V
ILOAD = 700 mA
ILOAD = 700 mA
VOUT
3.23 3.33 3.43
4.90 5.05 5.20
V
V
OUT PUT VOLT AGE LINE REGULAT ION
T
A = +25°C
∆VOUT
∆VOUT
IQ
VIN = 7 V to 12 V,
ILOAD = 50 mA
–40
0
+40
mV
OUT PUT VOLT AGE LOAD REGULAT ION
ADP1147-3.3
ADP1147-5
5 mA < ILOAD < 2 A
5 mA < ILOAD < 2 A
TA = +25°C, I
40
60
50
65
100
mV
mV
mV p-p
Sleep Mode Output Ripple
= 0 A
LOAD
INPUT DC SUPPLY CURRENT2
Normal Mode
Sleep Mode (ADP1147-3.3)
Sleep Mode (ADP1147-5)
Shutdown
TA = +25°C
4 V < VIN < 18 V
4 V < VIN < 18 V
5 V < VIN < 18 V
1.6
160 250
160 250
2.3
mA
µA
µA
µA
VSHUTDOWN = 2.1 V, 4 V < VIN < 18 V
10
22
CURRENT SENSE T HRESHOLD VOLT AGE
ADP1147-3.3
+
V
T
V
SENSE(–) = VOUT 100 mV (Forced
A = +25°C
)
)
25
mV
mV
SENSE(–) = VOUT – 100 mV (Forced
)
V5–V4
130
150 170
+
ADP1147-5
VSENSE(–) = VOUT 100 mV (Forced
T
A = +25°C
25
mV
mV
VSENSE(–) = VOUT – 100 mV (Forced
)
130
0.6
150 170
SHUT DOWN PIN T HRESHOLD
TA = +25°C
V6
0.8
1.2
2
5
V
SHUT DOWN PIN INPUT CURRENT
0 V < V SHUT DOWN < 8 V, VIN = 18 V I6
µA
TA = +25°C
CT PIN DISCHARGE CURRENT
TA = +25°C, VOUT in Regulation,
VSENSE(–) = VOUT , VOUT = 0 V
50
4
70
2
90
10
µA
µA
I2
OFF-T IME3
CT = 390 pF, ILOAD = 700 mA
tOFF
5
6
µs
DRIVER OUT PUT T RANSIT ION T IMES
TA = +25°C
CL = 2200 pF (Pin 8) VIN = 6 V
tr, tf
100 200
ns
NOT ES
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.
3In applications where RSENSE is placed at ground potential, the off-time increases approximately 40%.
Specifications subject to change without notice.
O RD ERING GUID E
ABSO LUTE MAXIMUM RATINGS
Input Supply Voltage (Pin 1) . . . . . . . . . . . . . . 20 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 T emperature Range . . . . . . 0°C to +70°C
Extended Commercial T emperature Range . . –40°C to +85°C
Junction T emperature* . . . . . . . . . . . . . . . . . . . . . . . +150°C
Storage T emperature Range . . . . . . . . . . . . –65°C to +150°C
Lead T emperature (Soldering, 10 sec) . . . . . . . . . . . . +300°C
O utput
Voltage
P ackage
D escription
P ackage
O ption
Model
ADP1147AN-3.3
ADP1147AR-3.3
ADP1147AN-5
ADP1147AR-5
3.3 V
3.3 V
5 V
Plastic DIP
SOIC
Plastic DIP
SOIC
N-8
SO-8
N-8
5 V
SO-8
*T J is calculated from the ambient temperature, T A, and power dissipation, PD
,
according to the following formulas: ADP1147AN-3.3, ADP1147AN-5: T J = T A
+
(PD × 110°C/W). ADP1147AR-3.3, ADP1147AR-5: T J = TA+(PD × 150°C/W).
–2–
REV. 0