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參數(shù)資料
| 型號(hào)： | MAX1540AETJ |
| 廠商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | Dual Step-Down Controllers with Saturation Protection, Dynamic Output, and Linear Regulator |
| 中文描述： | DUAL SWITCHING CONTROLLER, 620 kHz SWITCHING FREQ-MAX, QCC32 |
| 封裝： | 5 X 5 MM, 0.80 MM HEIGHT, MO-220-WHHD-2, TQFN-32 |
| 文件頁(yè)數(shù)： | 13/49頁(yè) |
| 文件大?。?/td> | 794K |
| 代理商： | MAX1540AETJ |
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M
Dual Step-Down Controllers with Saturation
Protection, Dynamic Output, and Linear Regulator
______________________________________________________________________________________
13
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.)
SHUTDOWN WAVEFORM
(DISCHARGE MODE ENABLED)
3.3V
0
5V
0
B
D
C
A
1ms/div
2.5V
0
0
0
A. ON2, 5V/div
B. OUT2, 2V/div
C. INDUCTOR CURRENT,
2A/div
100
Ω
LOAD, OVP/UVP = V
CC
OR OPEN
D. DL2, 5V/div
E. PGOOD2, 5V/div
5V
E
2.5V OUTPUT LOAD TRANSIENT
(FORCED PWM)
MAX1540A toc18
4A
0
4A
0
B
D
C
A
40
μ
s/div
2.5V
2.4V
2.6V
A. I
OUT2
= 0 TO 4A, 5A/div
B. V
OUT2
= 2.5V, 100mV/div
SKIP = V
CC
C. INDUCTOR CURRENT, 5A/div
D. LX2, 10V/div
12V
0
2.5V OUTPUT LOAD TRANSIENT
(PULSE SKIPPING)
MAX1540A toc19
4A
0
4A
0
B
D
C
A
40
μ
s/div
2.5V
2.4V
2.6V
A. I
OUT2
= 0.1A TO 4A, 5A/div
B. V
OUT2
= 2.5V, 100mV/div
SKIP = GND
C. INDUCTOR CURRENT, 5A/div
D. LX2, 10V/div
12V
0
LINEAR-REGULATOR
LOAD TRANSIENT
MAX1540A toc20
100mA
0
B
A
100
μ
s/div
3.3V
3.2V
3.4V
A. I
LDOOUT
= 1mA TO 100mA, 50mA/div
B. V
LDOOUT
= 3.3V, 100mV/div
SKIP = GND
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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(kāi)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(kāi)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(kāi)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(kāi)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(kāi)關(guān)控制器 RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開(kāi)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(kāi)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(kāi)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(kāi)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(kāi)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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