參數(shù)資料
型號: MAX1765EUE+
廠商: Maxim Integrated
文件頁數(shù): 8/19頁
文件大小: 867K
描述: IC REG DL BST/LINEAR 16TSSOP
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 96
拓?fù)洌?/td> 升壓(升壓)同步(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 2
頻率 - 開關(guān): 1MHz
電壓/電流 - 輸出 1: 2.5 V ~ 5.5 V,800mA
電壓/電流 - 輸出 2: 2.85V/可調(diào),500mA
帶 LED 驅(qū)動器:
帶監(jiān)控器:
帶序列發(fā)生器:
電源電壓: 0.7 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-TSSOP(0.173",4.40mm)裸露焊盤
供應(yīng)商設(shè)備封裝: 16-TSSOP-EP
包裝: 管件
800mA, Low-Noise, Step-Up DC-DC Converter
with 500mA Linear Regulator
8  _______________________________________________________________________________________
LOAD TRANSIENT RESPONSE
MAX1765 toc14
A: I
OUT
, 500mA/div
B: V
OUT
,100mV/div
A
B
50約/div
V
IN
 = +2.4V, V
OUT
= +3.3V, I
OUT
= 0 TO 500mA
Typical Operating Characteristics (continued)
(T
A
= +25癈, unless otherwise noted.)
0
-10
-20
-30
-40
-50
-60
-70
-80
0.1
10
100
1
1000
LDO PSRR vs. FREQUENCY
(100Hz TO 1MHz)
FREQUENCY (kHz)
16
0.1
1
10
BOOST FOLLOWED BY LDO
OUTPUT NOISE SPECTRUM
0
FREQUENCY (MHz)
4
2
8
10
6
12
14
V
IN
 = +2.4V
V
OUT
 = +3.3V
LINE TRANSIENT RESPONSE
(DC-DC)
MAX1765 toc12
100約/div
A: V
IN
, 500mV/div
B: V
OUT
, 1mV/div, AC-COUPLED
A
B
V
OUT
 = +3.3V, I = 0mA
V
IN
 = +1.4V TO +2.4V
LINE TRANSIENT RESPONSE
(LINEAR)
MAX1765 toc13
A: V
IN
, 2V/div
B: V
OUT
, 5mV/div, AC-COUPLED
A
B
I = 0mA, V
IN
 = +3V TO +5V, V
OUT
 = +3.3V
TURN-ON WAVEFORMS
NO SOFT-START COMPONENTS
MAX1765 toc15a
A: 0NA, 5V/div
B: V
OUT
, 2V/div
C: INPUT CURRENT, 1A/div
A
B
C
SOFT-START WAVEFORMS
(R
SS
 = 500k? C
SS
 = 0.1糉)
MAX1765 toc15b
A: 0NA, 5V/div
B: INPUT CURRENT, 100mA/div
C: V
OUT
, 1V/div
A
B
C
2.5ms/div
HEAVY-LOAD SWITCHING WAVEFORMS
(I
OUT
 = 650mA, V
IN
 = +2.4V, V
OUT
 = 3.3V)
MAX1765 toc16
A: LX, 5V/div
B: INDUCTOR CURRENT, 200mA/div
C: OUTPUT RIPPLE, 50mV/div, AC-COUPLED
A
B
C
500ns/div
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