ZXSC310
ABSOLUTE MAXIMUM RATINGS:
Supply Voltage
Maximum Voltage other pins
Power Dissipation
Operating Temperature
Storage Temperature
-0.3 to 10V
-0.3 to V
CC
+0.3V
450mW
-40 to 85 °C
-55 to 150°C
ELECTRICAL CHARACTERISTICS:
Test conditions unless otherwise stated: V
CC
=1.5V, T
AMB
=25 C
Symbol
Parameter
Efficiency
(1)
V
CC
V
CC(min)
Recommended supply
voltage range
Minimum startup and
operating voltage
Quiescent current
(2)
Base drive current
Supply current
(3)
Conditions
Min
Typ
Max
94
Units
%
V
V
0.8
I
DRIVE
=-600µA
,
V
DRIVE
=0.7V
I
DRIVE
=-600µA, V
DRIVE
=0.7V,
T
AMB
=-10°C
(3)
V
EN =
V
CC
(enabled)
V
EN =
0V (standby)
V
DRIVE
= 0.7V, V
ISENSE
= 0V
V
DRIVE
= 0.7V, V
ISENSE
= 0V
V
ISENSE
= 0V, I
VDRIVE
=-0.5mA
V
ISENSE
= 50mV, I
VDRIVE
= 5mA
1.5
2
0.8
0.9
0.2
5
8
0.92
I
Q
I
VDRIVE
I
CC
V
VDRIVE(high)
V
VDRIVE(low)
V
STDN(high)
V
STDN(low)
I
STDN
V
ISENSE
(threshold)
mA
10
3.5
4
µA
mA
mA
High level drive voltage
Low level drive voltage
Device enabled
Device in standby mode
Enable input current
Output current reference
voltage
I
SENSE
voltage temp co.
(2)
I
SENSE
input current
Discharge Pulse Width
V
CC
-0.3
0
0.7
V
CC
0.2
V
V
V
0.15
-1
14
19
0.4
V
ISENSE
= 0V
0
1.2
-30
1.7
-65
3.2
1
24
V
µA
mV
%/°C
µA
µs
T
CVISENSE
I
ISENSE
T
DRV
OPERATING CONDITIONS
Symbol
F
OSC
Parameter
Recommended operating
frequency
(4)
Conditions
Min
Typ
Max
200
Units
kHz
(1) Application dependent, see reference designs
(2) These parameters guaranteed by Design and characteristics
(3) Total supply current =I
Q
+ I
VDRIVE
, see typical characteristics
(4) Operating frequency is application circuit dependent. See applications section.
ISSUE 3 - SEPTEMBER 2007
SEMICONDUCTORS
2
DIODES [ DIODES INCORPORATED ]
