SC560 SEMTECH [Semtech Corporation], SC560 Datasheet - Page 4

• Manufacturer Part Number: SC560
• Description: Dual Output Low Noise LDO Linear Regulator
• Manufacturer: SEMTECH [Semtech Corporation]

Electrical Characteristics (continued)
Notes:
(1) Dropout voltage is defi ned as V
(2) SC560A, SC560B and SC560C only
(3) Except SC560B and fi xed output versions
(4) Except SC560A and SC560B
(5) SC560A and SC560C only
Parameter
Noise
Power Supply Rejection
Ratio
PGOOD Delay
PGOOD Threshold
Start-Up Time
Power Up Delay Between LDOA and
LDOB
Under Voltage Lockout
UVLO Hysteresis
Over Temperature Protection
Threshold
Over Temperature Hysteresis
Digital Inputs
Logic Input High Threshold
Logic Input Low Threshold
Logic Input High Current
Logic Input Low Current
Digital Outputs
PGOOD Output voltage Low
(3)
(3)
(5)
(4)
(4)
IN
- V
OUTx
Symbol
V
V
, when V
T
PSRR
TH-PGOOD
UVLO-HYS
t
t
V
DELAY
DELAY
OT-HYS
T
V
t
V
e
V
UVLO
I
I
SU
OT
IH
IL
OL
IH
N
IL
OUTx
is 100mV below the value of V
Delay between V
From OFF to 87% V
V
V
Percentage of nominal output,
10Hz < f < 100kHz, C
IN
IN
= 3.7V, I
= 3.7V, I
V
V
I
IN
IN
SINK
Temperature Rising
10Hz < f < 100kHz
= 3.7V, I
= 3.7V, I
= 500μA,V
Conditions
C
V
C
OUTx
OUTx
BYP
V
V
V
V
V
OUTA
BYP
IN
IN
IN
IN
IN
OUTA
= 22nF
= 5.5V
= 2.5V
= 50mA, f = 1kHz,
Rising
= 5.5V
= 5.5V
= 22nF
= 50mA, f = 1kHz
OUTx
OUTx
falling
OUTx
and V
= 50mA ,
= 50mA ,
IN
, I
(2)
=3.7V
BYP
OUTx
OUTx
OUTB
= 22nF
= 50mA,
at V
start-ups
IN
= V
OUTx
+ 0.5V.
Min
2.15
1.25
160
82
7
Typ
2.25
300
200
128
100
160
50
65
40
87
20
1
Max
2.35
240
0.4
92
20
1
1
SC560
Units
μV
μV
mV
mV
dB
ms
ms
μA
μA
μs
°C
°C
%
V
V
V
RMS
RMS
4