参数资料
型号: MAX1545ETL+T
厂商: Maxim Integrated Products
文件页数: 18/43页
文件大小: 0K
描述: IC QUICK-PWM DUAL-PHASE 40-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
系列: Quick-PWM™
应用: 控制器,Intel Pentium? IV
输入电压: 2 V ~ 28 V
输出数: 1
输出电压: 0.6 V ~ 1.85 V
工作温度: -40°C ~ 100°C
安装类型: 表面贴装
封装/外壳: 40-WFQFN 裸露焊盘
供应商设备封装: 40-TQFN-EP(6x6)
包装: 带卷 (TR)
Dual-Phase, Quick-PWM Controllers for
Programmable CPU Core Power Supplies
5V BIAS
C1
SUPPLY
R10
2.2 μ F
R11
100k Ω
10 Ω
C2
V CC
U1
V DD
BST
DIODES
POWER-
GOOD
DAC INPUTS
1 μ F
VROK
D0
D1
D2
D3
MAX1519
MAX1545
V+
BSTM
DHM
C BST1
0.22 μ F
N H1
C IN
L1
INPUT*
7V TO 24V
R SENSE1
1.0m Ω
C OUT
D4
LXM
GND (DESKTOP P4)
SUSPEND INPUTS
CODE
S0
DLM
N L1
ON
(FOUR-LEVEL LOGIC)
OFF
R TIME
64.9k Ω
C CCV
47pF
S1
SHDN
TIME
PGND
GND
CMN
CMP
OAIN+
OAIN-
R2
1k Ω
± 1%
R3
1k Ω
± 1%
R6
1.5k Ω
± 1%
CCV
OUTPUT
C REF
0.22 μ F
REF (300kHz)
TON
REF
R1
1.5k Ω
± 1%
R9
± 1%
R8
49.9k Ω 100k Ω
± 1%
ILIM
FB
CCI
CSP
C CCI
470pF
R4
1k Ω
± 1%
R5
1k Ω
± 1%
REF
C3
100pF
R28
182k Ω
± 1%
CSN
BSTS
C BST2
0.22 μ F
C IN
R27
OFS
DHS
N H2
L2
R SENSE2
1.0m Ω
PWM
STP_CPU#
20k Ω
± 1%
LXS
DLS
N L2
C OUT
SKIP
SKIP
POWER GROUND
SUS
GNDS
*LOWER INPUT VOLTAGES
REQUIRE ADDITIONAL
INPUT CAPACITANCE.
ANALOG GROUND
Figure 1. Standard Two-Phase Desktop P4 Application Circuit
18
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