A Product Line of
Diodes Incorporated
ZXLD1322
Absolute Maximum Ratings (Voltages to GND Unless Otherwise Stated)
Symbol
T OP
T ST
T J
P TOT
Parameter
Operating Temperature
Storage Temperature
Junction Temperature
Package Power Dissipation
DFN14 with Exposed Pad: 4mm x 3mm, 0.5mm Pitch
Rating
-40 to 125
-55 to 150
-40 to 150
1.5 at T AMB =70°C
Units
°C
°C
°C
W
DC-DC Converter
Supply Voltage (VIN)
ADJ
CFB
I SENSE
T ADJ
BIAS
-0.3V to +15V
-0.3V to The lower of (+5.0V) or (V IN + 0.3V)
-0.3V to The lower of (+5.0V) or (V IN + 0.3V)
-0.3V to The lower of (+5.0V) or (V IN + 0.3V)
-0.3V to The lower of (+5.0V) or (V IN + 0.3V)
-0.3V to The lower of (+5.0V) or (V IN + 0.3V)
High-Side Current Monitor
Monitor Supply Voltage (M_VIN)
Continuous Sense Voltage
(M_V IN – M_LOAD)
Switching NPN Transistor
-0.3V to +15V
-0.3V to +5V
Symbol
V CBO
V CEO
I CM
I C
Parameter
Collector-Base Voltage
Collector-Emitter Voltage
Peak Pulse Current
Continuous Collector Current
Rating
18
18
3
(Pulsed Width = 300μs. Duty Cycle<=2%)
2
Units
V
V
A
A
These are stress ratings only. Operation outside the absolute maximum ratings may cause device failure. Operation at the absolute maximum ratings for
extended periods may reduce device reliability.
Thermal Resistance
Junction to ambient (R θ JC )
DFN4030-14
Nominal Value
26.3°C/W
ZXLD1322
Document number: DS32166 Rev. 3 - 2
4 of 17
www.diodes.com
April 2010
? Diodes Incorporated
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