RT8876A
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
ADC
C
C
C
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
V
V
V
= 12.74% x VCC5
= 25.284% x VCC5
= 50.372% x VCC5
29
61
32
64
35
67
ICCMAX1
ICCMAX2
ICCMAX3
ICCMAXA1
ICCMAXA2
ICCMAXA3
TEMPMAX1
TEMPMAX2
TEMPMAX3
OCR1
ICCMAX
Digital Code of ICCMAX
Digital Code of ICCMAXA
Digital Code of TEMPMAX
decimal
decimal
decimal
decimal
ICCMAX
125
5
128
8
131
11
ICCMAX
= 3.332% x VCC5
= 6.468% x VCC5
= 12.74% x VCC5
= 33.516% x VCC5
= 39.396% x VCC5
= 49.196% x VCC5
ICCMAXA
ICCMAXA
ICCMAXA
TEMPMAX
TEMPMAX
TEMPMAX
13
16
19
29
32
35
82
85
88
97
100
125
255
170
85
103
128
255
173
88
122
252
167
82
= V
= 3.3V
IMONA
IMONA
IMONA
IMONA
IMONA
IMONA
Digital Code of Output
Current Report
= V
= V
= 2.208V
= 1.107V
OCR2
OCR3
Updating Period of Output
Current Report
t
--
20
--
--
--
--
500
20
μs
mV
μs
OCR
Tolerance Band of Temp.
Zone Trip Points b7, b6, b5
t
t
TSEN_TOL
TZ
Updating Period of
Temperature Zone
500
Timing
UGATE Rise Time
UGATE Fall Time
LGATE Rise Time
LGATE Fall Time
t
t
t
t
t
t
t
t
3nF load
3nF load
3nF load
3nF load
--
--
--
--
--
--
--
--
25
12
24
10
60
22
20
8
--
--
--
--
--
--
--
--
ns
ns
ns
ns
UGATEr
UGATEf
LGATEr
LGATEf
UGATEpgh
UGATEpdl
LGATEpdh
LGATEpdl
Propagation Delay
ns
Output
UGATE Drive Source
Current
V
V
− V
= 12V,
PHASEx
= 2V
PHASEx
BOOTx
I
--
--
--
--
--
2
--
--
--
--
--
A
Ω
A
Ω
A
UGATEsr
− V
UGATEx
UGATE Drive Sink
Resistance
R
V
V
− V = 12V
PHASEx
1.4
2.2
1.1
2
UGATEsk
BOOTx
LGATE Drive Source
Current
I
= 2V
LGATEsr
LGATEx
LGATE Drive Sink
Resistance
R
LGATEsk
I
UGATEsr
V
V
− V
= 12V,
= 2V
PHASEx
BOOTx
PHASEx
UGATE Drive Source
− V
UGATEx
DVID, DVIDA, ICCMAX, ICCMAXA and TEMPMAX
Current Sourcing Out from
DVIDx Pin to GND
I
During dynamic VID fast event
6
8
10
μA
DVIDx
Copyright 2012 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
DS8876A-02 October 2012
www.richtek.com
19
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
