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LP8733 Datasheet(数据表) 46 Page - Texas Instruments

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部件型号  LP8733
说明  LP8733xx Dual High-Current Buck Converter and Dual Linear Regulator
下载  82 Pages
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
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LP8733 Datasheet(HTML) 46 Page - Texas Instruments

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LP8733
SNVSBK2 – SEPTEMBER 2019
www.ti.com
Product Folder Links: LP8733
Submit Documentation Feedback
Copyright © 2019, Texas Instruments Incorporated
7.6.1.6 BUCK1_CTRL_2
BUCK1_CTRL_2 is shown in Table 13, Address: 0x05
Figure 34. BUCK1_CTRL_2 Register
D7
D6
D5
D4
D3
D2
D1
D0
Reserved - do not use
BUCK1_ILIM[2:0]
BUCK1_SLEW_RATE[2:0]
Table 13. BUCK1_CTRL_2 Register Field Descriptions
Bits
Field
Type
Default
Description
7:6
Reserved - do not
use
R/W
00
5:3
BUCK1_ILIM[2:0]
R/W
X
Sets the switch current limit of the Buck1. Can be programmed at any time during
operation:
0x0 - 1.5 A
0x1 - 2.0 A
0x2 - 2.5 A
0x3 - 3.0 A
0x4 - 3.5 A
0x5 - 4.0 A
0x6 - Reserved - do not use.
0x7 - Reserved - do not use.
2:0
BUCK1_SLEW_RA
TE[2:0]
R/W
X
Sets the output voltage slew rate for the Buck1 regulator (rising and falling edges):
0x0 - Reserved - do not use.
0x1 - Reserved - do not use.
0x2 - 10 mV/µs
0x3 - 7.5 mV/µs
0x4 - 3.8 mV/µs
0x5 - 1.9 mV/µs
0x6 - 0.94 mV/µs
0x7 - 0.47 mV/µs
7.6.1.7 BUCK0_VOUT
BUCK0_VOUT is shown in Table 14, Address: 0x06
Figure 35. BUCK0_VOUT Register
D7
D6
D5
D4
D3
D2
D1
D0
BUCK0_VSET[7:0]
Table 14. BUCK0_VOUT Register Field Descriptions
Bits
Field
Type
Default
Description
7:0
BUCK0_VSET[7:0]
R/W
X
Sets the output voltage of the Buck0 regulator:
Reserved; do not use.
0x00 ... 0x13
0.7 V - 0.73 V, 10 mV steps
0x14 - 0.7V
...
0x17 - 0.73 V
0.73 V - 1.4 V, 5 mV steps
0x18 - 0.735 V
...
0x9D - 1.4 V
1.4 V - 3.36 V, 20 mV steps
0x9E - 1.42 V
...
0xFF - 3.36 V
7.6.1.8 BUCK1_VOUT
BUCK1_VOUT is shown in Table 15, Address: 0x07




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