Datasheet ADM7155 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | 600 mA, Ultralow Noise, High PSRR, RF Linear Regulator |
| 页数 / 页 | 24 / 7 — Data Sheet. ADM7155. TYPICAL PERFORMANCE CHARACTERISTICS. 1.0. 3.34. VIN … |
| 修订版 | C |
| 文件格式/大小 | PDF / 718 Kb |
| 文件语言 | 英语 |
Data Sheet. ADM7155. TYPICAL PERFORMANCE CHARACTERISTICS. 1.0. 3.34. VIN = 2.3V. 0.9. VIN = 2.4V. 3.33. IN = 2.6V. 0.8. VIN = 3.0V. VIN = 4.0V
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Data Sheet ADM7155 TYPICAL PERFORMANCE CHARACTERISTICS
VIN = VOUT + 0.5 V, or VIN = 2.3 V, whichever is greater; VEN = VIN; IOUT = 10 mA; CIN = COUT = CREG = 10 μF; CREF = CBYP = 1 μF; TA = 25°C, unless otherwise noted.
1.0 3.34 VIN = 2.3V 0.9 VIN = 2.4V V 3.33 IN = 2.6V 0.8 VIN = 3.0V A) VIN = 4.0V 3.32 (µ 0.7 V T IN = 5.5V N E 0.6 3.31 ) RR (V 0.5 T 3.30 N CU OU W 0.4 V 3.29 DO T 0.3 I HU LOAD = 1mA S 3.28 I 0.2 LOAD = 10mA ILOAD = 100mA I 0.1 3.27 LOAD = 200mA ILOAD = 400mA I 0 LOAD = 600mA 3.26 –50 –25 0 25 50 75 100 125
005
3.5 4.0 4.5 5.0 5.5
008 25- 5-
TEMPERATURE (°C)
123
VIN (V)
1232 Figure 5. Shutdown Current vs. Temperature at Figure 8. Output Voltage (VOUT) vs. Input Voltage (VIN) at Various Loads, Various Input Voltages, VOUT = 1.8 V VOUT = 3.3 V
3.34 10 9 3.33 8 3.32 A) 7 (m 3.31 T N 6 (V) RE T 3.30 5 OUV 4 3.29 ND CUR U O ILOAD = 1mA R 3 3.28 I G I LOAD = 10mA LOAD = 1mA I I 2 LOAD = 10mA LOAD = 100mA ILOAD = 100mA 3.27 ILOAD = 200mA ILOAD = 200mA I 1 LOAD = 400mA ILOAD = 400mA ILOAD = 600mA I 3.26 0 LOAD = 600mA –40 –5 25 85 125
06 09 0
–40 –5 25 85 125
0
JUNCTION TEMPERATURE (°C)
325-
JUNCTION TEMPERATURE (°C)
325- 12 12 Figure 6. Output Voltage (VOUT) vs. Junction Temperature (TJ) at Various Figure 9. Ground Current vs. Junction Temperature (TJ) at Various Loads, Loads, VOUT = 3.3 V VOUT = 3.3 V
3.34 10 9 3.33 8 3.32 ) 7 (mA 3.31 T ) N 6 E (V T 3.30 RR 5 OUV CU 4 3.29 UND O R 3 3.28 G 2 3.27 1 3.26 0 1 10 100 1000 1 10 100 1000
-007 -010
ILOAD (mA) I
12325
LOAD (mA)
12325 Figure 7. Output Voltage (VOUT) vs. Load Current (ILOAD), VOUT = 3.3 V Figure 10. Ground Current vs. Load Current (ILOAD), VOUT = 3.3 V Rev. C | Page 7 of 24 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input and VREG Capacitor REF Capacitor BYP Capacitor Capacitor Properties UNDERVOLTAGE LOCKOUT (UVLO) PROGRAMMABLE PRECISION ENABLE START-UP TIME REF, BYP, AND VREG PINS CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS Thermal Characterization Parameter (ΨJB) PSRR PERFORMANCE PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE
VIN = VOUT + 0.5 V, or VIN = 2.3 V, whichever is greater; VEN = VIN; IOUT = 10 mA; CIN = COUT = CREG = 10 μF; CREF = CBYP = 1 μF; TA = 25°C, unless otherwise noted.
1.0 3.34 VIN = 2.3V 0.9 VIN = 2.4V V 3.33 IN = 2.6V 0.8 VIN = 3.0V A) VIN = 4.0V 3.32 (µ 0.7 V T IN = 5.5V N E 0.6 3.31 ) RR (V 0.5 T 3.30 N CU OU W 0.4 V 3.29 DO T 0.3 I HU LOAD = 1mA S 3.28 I 0.2 LOAD = 10mA ILOAD = 100mA I 0.1 3.27 LOAD = 200mA ILOAD = 400mA I 0 LOAD = 600mA 3.26 –50 –25 0 25 50 75 100 125
005
3.5 4.0 4.5 5.0 5.5
008 25- 5-
TEMPERATURE (°C)
123
VIN (V)
1232 Figure 5. Shutdown Current vs. Temperature at Figure 8. Output Voltage (VOUT) vs. Input Voltage (VIN) at Various Loads, Various Input Voltages, VOUT = 1.8 V VOUT = 3.3 V
3.34 10 9 3.33 8 3.32 A) 7 (m 3.31 T N 6 (V) RE T 3.30 5 OUV 4 3.29 ND CUR U O ILOAD = 1mA R 3 3.28 I G I LOAD = 10mA LOAD = 1mA I I 2 LOAD = 10mA LOAD = 100mA ILOAD = 100mA 3.27 ILOAD = 200mA ILOAD = 200mA I 1 LOAD = 400mA ILOAD = 400mA ILOAD = 600mA I 3.26 0 LOAD = 600mA –40 –5 25 85 125
06 09 0
–40 –5 25 85 125
0
JUNCTION TEMPERATURE (°C)
325-
JUNCTION TEMPERATURE (°C)
325- 12 12 Figure 6. Output Voltage (VOUT) vs. Junction Temperature (TJ) at Various Figure 9. Ground Current vs. Junction Temperature (TJ) at Various Loads, Loads, VOUT = 3.3 V VOUT = 3.3 V
3.34 10 9 3.33 8 3.32 ) 7 (mA 3.31 T ) N 6 E (V T 3.30 RR 5 OUV CU 4 3.29 UND O R 3 3.28 G 2 3.27 1 3.26 0 1 10 100 1000 1 10 100 1000
-007 -010
ILOAD (mA) I
12325
LOAD (mA)
12325 Figure 7. Output Voltage (VOUT) vs. Load Current (ILOAD), VOUT = 3.3 V Figure 10. Ground Current vs. Load Current (ILOAD), VOUT = 3.3 V Rev. C | Page 7 of 24 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUIT GENERAL DESCRIPTION REVISION HISTORY SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input and VREG Capacitor REF Capacitor BYP Capacitor Capacitor Properties UNDERVOLTAGE LOCKOUT (UVLO) PROGRAMMABLE PRECISION ENABLE START-UP TIME REF, BYP, AND VREG PINS CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS Thermal Characterization Parameter (ΨJB) PSRR PERFORMANCE PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE