Datasheet ADuM4120/ADuM4120-1 (Analog Devices) - 10

ADuM4120/ADuM4120-1 Data Sheet 5.0 1.4 4.5 1.2 4.0 PMOS 3.5 1.0 ) ) 3.0 NMOS A Ω ( 0.8 (m 2.5 _x 2 N I DD VDD2 = 15V 2.0 DSO 0.6 R 1.5 V 0.4 DD2 = 5V 1.0 VDD2 = 10V 0.2 0.5 0
0
0 0 20 40 60 80 100
01
–40 –20 0 20 40 60 80 100 120
-013 93-
DUTY CYCLE (%)
54 1
TEMPERATURE (°C)
15493 Figure 10. IDD2 vs. Duty Cycle, VDD1 = 5 V, fSW = 10 kHz, 2 nF Load Figure 13. RDSON_x vs. Temperature
5 0.9 0.8 PMOS 4 0.7 0.6 NMOS ) ) 3 Ω A ( 0.5 (m _x N 1 VDD1 = 5V O 0.4 I DD DS 2 R VDD1 = 3.3V 0.3 0.2 1 0.1 0 0
1
0 50 100 150 200 250 300 350 400 450 500
1 14 0
4.5 9.0 13.5 18.0 22.5 27.0 31.5
0 3- 3-
SWITCHING FREQUENCY (kHz)
49
V
49 15
DD2 (V)
15 Figure 11. IDD1 vs. Switching Frequency Figure 14. RDSON_x vs. VDD2
20 80 18 70 tDHL 16 s) 60 t 14 (n DLH V Y DD2 = 15V VDD2 = 10V A ) 12 L 50 A (m 10 N DE 40 IO I DD2 8 AT G V 30 DD2 = 5V A P 6 O R 20 P 4 2 10 0
2
0 0 50 100 150 200 250 300 350 400 450 500
-01
–40 –20 0 20 40 60 80 100 120
-015
FREQUENCY (kHz)
493 493 15
TEMPERATURE (°C)
15 Figure 12. IDD2 vs. Switching Frequency, 2 nF Load Figure 15. ADuM4120 Propagation Delay vs. Temperature, 2 nF Load Rev. 0 | Page 10 of 17 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION FUNCTIONAL BLOCK DIAGRAM TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS ELECTRICAL CHARACTERISTICS REGULATORY INFORMATION PACKAGE CHARACTERISTICS INSULATION AND SAFETY RELATED SPECIFICATIONS DIN V VDE V 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS RECOMMENDED OPERATING CONDITIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION PCB LAYOUT PROPAGATION DELAY RELATED PARAMETERS THERMAL LIMITATIONS AND SWITCH LOAD CHARACTERISTICS UNDERVOLTAGE LOCKOUT (UVLO) OUTPUT LOAD CHARACTERISTICS POWER DISSIPATION DC CORRECTNESS AND MAGNETIC FIELD IMMUNITY INSULATION LIFETIME Surface Tracking Insulation Wear Out Calculation and Use of Parameters Example OUTLINE DIMENSIONS ORDERING GUIDE