Texas Instruments TPS65820 Evaluation Module TPS65820EVM TPS65820EVM 데이터 시트
제품 코드
TPS65820EVM
PIN ASSIGNMENT
SYS_IN
L1
SM1
PGND1
PGND2
SM2
L2
AGND0
SM3
FB3
L3
SM3SW
OUT
SIM
OUT
GPIO1
USB
GPIO2
LDO_PM
PWM
AC
RED
BA
T
GREEN
BA
T
BLUE
TMR
SCLK
ISET1
SDA T
DPPM
INT
TS
RESPWRON
R TC_OUT
TRSTPWON
HO
T_RST
LDO1
LDO0
LDO3
LDO35_REF
VIN_LDO35
LDO4
ADC_REF
AGND2
ANLG1
ANLG2
LDO5
GPIO3
GROUND PAD
AGND1
VIN_LDO02
PGND3
VIN_SM2
VIN_SM1
2
11
8
13
10
12
9
6
7
5
3
4
14
38
41
36
39
37
40
42
34
35
33
32
31
30
27
29
25
28
26
24
23
22
19
21
20
18
17
LED_PWM
LDO2
48
47
43
44
46 45
49
50
51
54
52
56
53
55
1
16
15
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SLVS663B – MAY 2006 – REVISED APRIL 2008
ELECTRICAL CHARACTERISTICS – LED AND PWM DRIVERS (continued)
Over recommended operating conditions (typical values at T
J
= 25
°
C), application circuit as in
(unless otherwise
noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V
OL(LEDPWM)
Low level output voltage
I(LED_PWM) = 150 mA
0.5
V
V
OH(LEDPWM)
High level output voltage
6
V
RGB DRIVER, RED/GREEN/BLUE OPEN DRAIN OUTPUTS
t
FLASH(RGB)
= 1 to 8 s, set
Flashing period range
via I
2
C, 0.5 s minimum
s
t
FLASH(RGB)
Flashing period
step, 8 steps
Total accuracy
-20%
20%
Set via I
2
C, t
FLASH(ON)
=
Flash on time range, value selectable by I
2
C
0.1/0.15/0.2/0.25/0.3/0.4/
s
t
FLASH(ON)
Flash on time
0.5/0.6 s
Total accuracy, relative to selected value
-20%
20%
D
RGB
= 0% to 99.98%, set
D
RGB
Duty cycle
Duty cycle range, value selectable via I
2
C
via I
2
C, 3.23% minimum
step
00 (Driver set to OFF)
V(RED) = V(GREEN) =
01
2.4
4
5.6
I
SINK(RGB)
RGB output sink current
V(BLUE) = 2 V, set via I
2
C
mA
10
4.8
8
11.2
RGB_ISET1,0
11
7
12
16.6
Output low voltage, 8-mA load, RED/GREEN/BLUE
V
OL(RGB)
Low-level output voltage
0.3
V
PINS
V(RED)=V(GREEN)=V(BLUE) = 4.7 V, all drivers
I
LKG(RGB)
Output off leakage current
1
µ
A
disabled
Copyright © 2006–2008, Texas Instruments Incorporated
17
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