XR76203 Datasheet, PDF (4/20 Pages) Exar Corporation – 3A/5A/8A Synchronous Step Down COT Regulator

XR76203/5/8
Symbol
Parameter
Conditions
Min
Typ
Max
Current Limit Blanking
GL rising>1V
100
Thermal Shutdown Threshold¹
Rising temperature
150
Thermal Hysteresis¹
15
VSCTH Feedback Pin Short-Circuit
Percent of V_REF, short circuit is active after

50
60
70
Threshold
PGOOD is asserted
XRP76203 Output Power Stage
R_DSON
I_OUT
High-Side MOSFET R_DSON
Low-Side MOSFET R_DSON
Maximum Output Current
I_DS = 1A
115
160
40
59

3A
XRP76205 Output Power Stage
R_DSON
I_OUT
High-Side MOSFET R_DSON
Low-Side MOSFET R_DSON
Maximum Output Current
I_DS = 2A
42
59
40
59

5A
XRP76208 Output Power Stage
R_DSON
I_OUT
High-Side MOSFET R_DSON
Low-Side MOSFET R_DSON
Maximum Output Current
I_DS = 2A
42
59
16.2
21.5

8A
Note 1: Guaranteed by design
Units
ns
°C
°C
%
mΩ
mΩ
A
mΩ
mΩ
A
mΩ
mΩ
A
© 2015 Exar Corporation
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exar.com/XR76203/5/8
Rev 1A