SC1538CS25 Semtech Corporation, SC1538CS25 Datasheet - Page 3

• Manufacturer Part Number: SC1538CS25
• Description: DUAL LINEAR CONTROLLER
• Manufacturer: Semtech Corporation

PRELIMINARY - October 5, 1999
ELECTRICAL CHARACTERISTICS
Unless specified, T
Parameter
VIN
Supply Voltage
Quiescent Current
Undervoltage Lockout
Start Threshold
Enable
Enable Pin Current
Threshold Voltage
Hysteresis
Enable Delay Time
Disable Delay Time
DRV
Output Current
Output Voltage
Rise Time
Fall Time
Output Voltage Regulation
Output Voltage
Overcurrent Protection
Trip Threshold
Power-up Output Short
Circuit Immunity
Output Short Circuit Glitch
Immunity
Control Section
Bandwidth
NOTES:
(1) See Application Circuit
(2) Connected to FET drains.
© 1999 SEMTECH CORP.
(1)
(1)
(1)
A
= 25°C. Values in bold apply over full operating temperature range.
(1)
(1)
Symbol
UVLO
t
V
t
V
D(OFF)
VIN
I
V
V
D(ON)
VO
I
HYST
DRV
I
EN
DRV
t
t
Q
OC
TH
r
f
DUAL LINEAR CONTROLLER
3.0V
DRV = 9V, THD = 5%, C
EN = Low to High, measured from
EN = High to Low, measured from
EN = Low to High, measured from
EN = V
EN = V
EN = V
V
One or both EN Low
FET
Test Conditions
Both EN High
(2)
Input = Low
V
TH
TH
TH
Full On
EN
3.6V, 1mA
to 10% DRV
to 90% DRV
to 90% DRV
652 MITCHELL ROAD NEWBURY PARK CA 91320
rising
L
= 600pF
I
O
1A
-1.5%
-2.5%
11.28
-20%
MIN
100
1.6
9.0
0.5
7
5
1
12.00
TYP
10.5
1.00
180
500
150
550
VO
1.5
1.6
50
10
2
8
5
4
5
+1.5%
+2.5%
12.72
+15%
MAX Units
100
150
300
2.0
2.5
2.3
60
SC1538
3
4
9
6
MHz
mA
mA
mV
mA
ms
ms
ms
µA
ns
ns
ns
V
V
V
V
V
V
3