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RT5016C データシート(PDF) 67 Page - Richtek Technology Corporation

部品番号 RT5016C
部品情報  I2C Programmable Multi-Channel PMU
PDF  68 Pages
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メーカー  RICHTEK [Richtek Technology Corporation]
ホームページ  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT5016C データシート(HTML) 67 Page - Richtek Technology Corporation

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RT5016C
67
DS5016C-02
November 2016
www.richtek.com
Copyright
2016 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
©
Protection
Type
Threshold (Typical)
Refer to Electrical
Spec.
Protection Methods
PMU
Shutdown
Delay
Time
Reset Method
Current limit
P-MOSFET
peak current > 1.8A
N-MOSFET off,
P-MOSFET off.
Automatic reset at
next clock cycle.
100ms
VDDI power reset or
EN1234 pin set to low
FB4 UVP
FB4 < 0.4V after
soft-start end.
N-MOSFET off,
P-MOSFET off.
No-delay
VDDI power reset or
EN1234 pin set to low
CH4
Step-Down
FB4 Over
Load
Target
0.1V (Target
voltage is the chosen
one in A5.FB4 [2:0])
PMU Shutdown when
OL occur each cycle
until 100ms.
100ms
VDDI power reset or
EN1234 pin set to low
Current limit
P-MOSFET
peak current > 1.5A
N-MOSFET off,
P-MOSFET off.
Automatic reset at
next clock cycle.
100ms
VDDI power reset or
EN1234 pin set to low
VO5 UVP
FB5 < 0.4V after soft-start
end
N-MOSFET off,
P-MOSFET off.
No-delay
VDDI power reset or
EN1234 pin set to low
Target voltage is the
chosen one in
A6.VOUT5 [3:0] = 0000
(FB5 = 0.8V)
Target voltage is the
chosen one in
A6.VOUT5 [3:0] = 0001
to 0111
CH5
Step-Down
VO5 Over
Load
Target voltage is the
chosen one in
A6.VOUT5 [3:0] = 0111
to 1111
PMU Shutdown when
OL occur each cycle
until 100ms.
100ms
VDDI power reset or
EN1234 pin set to low
CH6 LDO
Max. output
current
(current limit)
P-MOSFET current >
0.45A (PVD6 = 1.5V,
VO6 = 1.3V)
P-MOSFET off.
100ms
VDDI power reset or
EN1234 pin set to low
Current limit
(Step-Up
mode)
N-MOSFET
current > 0.8A
N-MOSFET off,
P-MOSFET off.
Automatic reset at
next clock cycle.
100ms
VDDI power reset or
EN1234 pin set to low
PVDD7 > 16V
(A0.OVP7 = 0)
CH7
WLED
PVDD7 OVP
PVDD7 > 25V
(A0.OVP7 = 1)
N-MOSFET off,
P-MOSFET off.
Shutdown CH7 by
self
No-delay
VDDI power reset and
A2.EN7_DIM7 [4:0]
reset or EN1234 pin
set to low
CH8 LDO
Max. output
current
(current limit)
P-MOSFET
current > 0.45A
(PVD6 = 3V, VO6 = 2.5V)
P-MOSFET off.
100ms
VDDI power reset or
EN1234 pin set to low
Thermal
Thermal
shutdown
Temperature > 155
C
All channels stop
switching
No-delay
Temperature
< (155
20)C
VIN UVLO
VIN < 3.3V
No-charge
No-delay
No latch
VIN
VIN OVP
VIN > 6.5V
No-charge
No-delay
No latch



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