參數(shù)資料
型號： MAX1540A
廠商： Maxim Integrated Products, Inc.
英文描述： Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator
中文描述： 雙路、降壓型控制器，帶有電感飽和保護(hù)、動態(tài)輸出和線性穩(wěn)壓器
文件頁數(shù)： 15/49頁
文件大?。?/td> 794K
代理商： MAX1540A
M
Dual Step-Down Controllers with Saturation
Protection, Dynamic Output, and Linear Regulator
______________________________________________________________________________________
15
Typical Operating Characteristics (continued)
(MAX1541 circuit of Figure 12, V
IN
= 12V, V
DD
= V
CC
= 5V,
SKIP
= GND, TON = REF, T
A
= +25°C, unless otherwise noted.)
INDUCTOR-SATURATION PROTECTION
(
Δ
V
ILIM
= 200mV)
MAX1540A toc25
0
2.5V
B
D
C
A
20
μ
s/div
5A
7.5A
A. I
OUT2
= 0 TO 5A, 5A/div
B. 2.5V OUTPUT, 200mV/div
LSAT = REF, L = 3.3
μ
H 3.5A
C. ILIM, 200mV/div
D. INDUCTOR CURRENT, 5A/div
0.67V
0
0.47V
INDUCTOR-SATURATION PROTECTION
(
Δ
V
ILIM
= 400mV)
MAX1540A toc26
0
2.5V
1.5V
5V
B
D
C
A
20
μ
s/div
5A
5A
A. I
OUT2
= 0 TO 5A, 5A/div
B. 2.5V OUTPUT, 1V/div
C. PGOOD, 5V/div
LSAT = REF, L = 3.3
μ
H 3.5A
D. ILIM, 400mV/div
E. INDUCTOR CURRENT, 5A/div
0
0.67V
0.27V
E
MAX1541
DYNAMIC OUTPUT-VOLTAGE TRANSITION
(C
REFIN1
= 100pF)
MAX1540A toc27
-5A
1.5V
B
D
C
A
40
μ
s/div
5V
5A
A. GATE, 5V/div
B. OUT1 (1.0V TO 1.5V), 0.5V/div
C. REFIN1, 0.5V/div
200mA LOAD, SKIP = GND
D. PGOOD1, 5V/div
E. INDUCTOR CURRENT, 5A/div
1.5V
0
1V
5V
E
0
MAX1541
DYNAMIC OUTPUT-VOLTAGE TRANSITION
(C
REFIN1
= 1nF)
MAX1540A toc28
-5A
1.5V
B
D
C
A
100
μ
s/div
5V
5A
A. GATE, 5V/div
B. OUT1 (1.0V TO 1.5V), 0.5V/div
C. REFIN1, 0.5V/div
200mA LOAD, SKIP = GND
D. PGOOD1, 5V/div
E. INDUCTOR CURRENT, 5A/div
1.5V
0
1V
5V
E
0
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MAX1540AETJ+ 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr w/Saturation Prot RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1540AETJ+T 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr w/Saturation Prot RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1540ETJ 功能描述:DC/DC 開關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1540ETJ+ 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
MAX1540ETJ+T 功能描述:DC/DC 開關(guān)控制器 Dual Step-Down Ctlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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