آی سی MAX8869 یک رگولاتور خطی ولتاژ مثبت با افت ولتاژ کم و جریان خروجی 1 آمپربا قابلیت انتخاب ولتاژ خروجی برای 1 +، 1.8 +، 2.5 +، 3.3 +و 5 + ولت بدون نیاز به خازن بزرگ در خروجی .
1A, Microcap, Low-Dropout, Linear Regulator
Features
♦ Guaranteed 1A Output Current
♦ Stable with C = 1µF
♦ Low 200mV Dropout at 1A
♦ ±1% Output Voltage Accuracy OUT
Preset at +5V, +3.3V, +2.5V, +1.8V, or +1.0V
and Adjustable from +0.8V to +5.0V
♦ 54dB PSRR at 100kHz
♦ Adjustable Soft-Start
♦ 3ms Reset Output
♦ Foldback Output Current Limit
♦ Thermal Overload Protection
♦ High-Power 16-Pin TSSOP Package (1.5W)
30% Smaller than SOT223 (Only 1.1mm High)
General Description
The MAX8869 low-dropout linear regulator operates
from a +2.7V to +5.5V input and delivers a guaranteed
1A load current with a low 200mV dropout. The highaccuracy
(±1%) output voltage is preset at +5V, +3.3V,
+2.5V, +1.8V, or +1.0V or is adjustable from +0.8V to +5V
with an external resistor-divider.
The MAX8869 uses Microcap ® technology and
requires only a small 1µF output capacitor for guaranteed
stability. An internal PMOS pass transistor allows
low 500µA supply current, making this regulator useful
for networking and telecom hardware as well as bat-
tery-operated equipment. Other features include softstart,
low-power shutdown, short-circuit protection, and
thermal shutdown protection.
The MAX8869 is available in a 1.5W, 16-pin TSSOP
package, which is 30% smaller than a SOT223 and only
1.1mm high.
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