Datasheet ADP2386 (Analog Devices) - 10

HerstellerAnalog Devices
Beschreibung20 V, 6 A, Synchronous Step-Down DC-to-DC Regulator
Seiten / Seite24 / 10 — ADP2386. Data Sheet. VOUT (AC). VIN. IOUT. CH1 100mV. M200µs. A CH4 2.8A. …
RevisionC
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DokumentenspracheEnglisch

ADP2386. Data Sheet. VOUT (AC). VIN. IOUT. CH1 100mV. M200µs. A CH4 2.8A. CH1 20mV. W CH2 10V. M1.00ms. A CH3 12.4V. CH4 2A Ω. T 70.4%. CH3 5V. T 20%

ADP2386 Data Sheet VOUT (AC) VIN IOUT CH1 100mV M200µs A CH4 2.8A CH1 20mV W CH2 10V M1.00ms A CH3 12.4V CH4 2A Ω T 70.4% CH3 5V T 20%

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ADP2386 Data Sheet VOUT (AC) VOUT (AC) 1 1 VIN SW IOUT 3 4 2
2
CH1 100mV B B B
025
W M200µs A CH4 2.8A
-02
CH1 20mV W CH2 10V W M1.00ms A CH3 12.4V
1 1- 1 1
CH4 2A Ω T 70.4%
2
B CH3 5V W T 20%
10 102 Figure 22. Load Transient Response, 1 A to 5 A Figure 25. Line Transient Response, VIN from 8 V to 14 V, IOUT = 6 A
VOUT VOUT 1 1 SW SW 2 2 IL IL 4 4 CH1 2V B
023
W CH2 10V M4.00ms A CH1 2.12V M4.00ms A CH1 2.12V
026 1-
CH1 2V BW CH2 10V
1-
CH4 5A Ω
1
T 30.2% T 70.4%
1 102
CH4 5A Ω
102 Figure 23. Output Short Entry Figure 26. Output Short Recovery
7 7 6 6 5 ) 5 ) A A ( ( T T N N E 4 E 4 RR RR CU 3 CU 3 AD AD O O L L 2 2 VOUT = 1V VOUT = 1.2V VOUT = 1.2V V V 1 OUT = 1.8V OUT = 1.8V V 1 OUT = 2.5V VOUT = 2.5V VOUT = 3.3V VOUT = 3.3V VOUT = 5V VOUT = 5V 0 0
7
25 40 55 70 85 100 25 40 55 70 85 100
-024 02 1 1- 1 1
AMBIENT TEMPERATURE (°C) AMBIENT TEMPERATURE (°C)
2 102 10 Figure 24. Load Current vs. Ambient Temperature at VIN = 12 V, Figure 27. Load Current vs. Ambient Temperature at VIN = 12 V, fSW = 600 kHz fSW = 300 kHz Rev. C | Page 10 of 24 Document Outline Features Applications Typical Applications Circuit General Description Table of Contents Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configuration and Function Descriptions Typical Performance Characteristics Functional Block Diagram Theory of Operation Control Scheme Precision Enable/Shutdown Internal Regulator (VREG) Bootstrap Circuitry Oscillator Synchronization Soft Start Power Good Peak Current-Limit and Short-Circuit Protection Overvoltage Protection (OVP) Undervoltage Lockout (UVLO) Thermal Shutdown Applications Information Input Capacitor Selection Output Voltage Setting Voltage Conversion Limitations Inductor Selection Output Capacitor Selection Programming the Input Voltage UVLO Compensation Design ADIsimPower Design Tool Design Example Output Voltage Setting (Design Example) Frequency Setting Inductor Selection (Design Example) Output Capacitor Selection (Design Example) Compensation Components Soft Start Time Program Input Capacitor Selection (Design Example) Recommended External Components Circuit Board Layout Recommendations Typical Applications Circuits Outline Dimensions Ordering Guide