XR76205EL-Q Datasheet, PDF (8/25 Pages) Exar Corporation – Power Management

Power Conversion (Continued)
AEC-Q100 Qualified Step-Down Switching Regulators
This family of synchronous step-down regulators combine the controller,
drivers, bootstrap diode and MOSFETs in a single package for point-of-load
supplies well suited for automotive applications.
Applications
■■ _{Automotive infotainment}
■■ _{Advanced Driver Assistance Systems (ADAS)}
■■ _{GPS / Navigation systems}
■■ _{Event data recorders}
■■ _{Automotive systems}
Part
Number
Output
Current Frequency
(A)
(kHz)
Operating
Voltage (V)
Min Max
Output
Voltage
XR76203-Q 3
XR76205-Q 5
100 to 800 3
40
Adj.
XR76208-Q 8
Output Voltage
Range (V)
Min
Max
0.6
30
Accuracy Efficiency Package
(%)
(%)
(mm) Features
95
■■ _{AEC-Q100 Qualified Automotive}
0.5
96
5 x 5 ^■■ Patented COT control
QFN ■■ UVLO, OTP, soft-start, hiccup, PGOOD
96
■■ _{Current limit and short protection}
VIN
Enable / Mode
Power Good
CIN
R
CVCC CSS
RON
VIN
PVIN
EN/MODE
PGOOD
BST
CBST
SW
VCC
SS ^XR76203-Q ILIM ^RLIM
XR76205-Q
TON _XR76208-Q ^FB
AGND
PGND
L1
VOUT
CFF _R1
R2
COUT
3A, 5A, 8A Step-Down Regulator
8