RT5016C
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
CH5 LV Sync Step-Down
Target voltage defined at A6.VOUT5
[3:0] = 4’b1000 to 4’b1111
1.5
2
--
--
1.5
2
%
%
V
Output Voltage Accuracy at
VO5
Target voltage defined at A6.VOUT5
[3:0] = 4’b0001 to 4’b0111
Feedback Regulation Voltage
at FB5
A6.VOUT5 [3:0 ] = 4’b0000
0.788
0.8
0.812
Maximum Duty Cycle
Soft-Start Time
--
--
--
--
1
--
100
--
%
ms
m
m
A
VO5 = 0V to Target
4
RDS(ON)_P
RDS(ON)_N
ILIM_5
P-MOSFET, PVD5 = 3.3V
N-MOSFET, PVD5 = 3.3V
400
250
1.5
550
400
2
On-Resistance of MOSFET
Current Limit
Under-Voltage Protection at
VO5
Target
x 0.5
--
--
--
--
--
Target voltage is the chosen one in
A6.VOUT5 [3:0] = 0000 (FB5 = 0.8)
Target
0.1
V
Target voltage is the chosen one in
A6.VOUT5 [3:0] = 0001 to 0111
Target
0.167
Target
0.25
Over-Load Protection at VO5
--
--
--
--
Target voltage is the chosen one in
A6.VOUT5 [3:0] = 0111 to 1111
--
--
--
Off Discharge Current at VO5
VO5 = 1.8V, SYS = 3.3V
30
mA
V
Discharge Finishing Threshold
at VO5
0.1
CH6 LDO
Input Voltage Range (PVD6)
Quiescent Current into PVD6
1.5
--
--
--
5.5
75
V
PVD6 = 3.3V, IOUT = 0mA
A
A6.VOUT6 [3:0] = 4’b1000 to
4’b1111
1.5
--
--
1.5
2
%
%
Regulation Voltage Accuracy
at VO6
A6.VOUT6 [3:0] = 4’b0000 to
4’b0111
-2
Drop Out Voltage
(PVD6-VO6)
IOUT = 300mA, VO6 = 1.3V
IOUT = 10mA, PVD6 = 3.3V at 1kHz
PVD6 = 1.5V, VO6 = 1.3V
SYS = 3.3V
--
--
--
0.15
--
V
PSRR+
60
450
--
dB
mA
mA
Max Output Current
(Current Limit)
300
--
600
10
Off Discharge Current at VO6
CH7 WLED Driver
Feedback Regulation Voltage
at FB7
(Both Step-Up and Current)
A2.EN7_DIM7 [4:0] = 5’b11111
FB7 = 0.15V
0.237
0.25
0.263
V
Minimum On-Time for PSM
(Step-Up)
--
300
93
--
ns
%
Maximum Duty Cycle
(Step-Up mode)
91
97
Copyright 2016 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS5016C-02 November 2016
www.richtek.com
11
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