Datasheet FDS7788 (Fairchild) - 3

FDS Typical Characteristics 7788
80 2.2 VGS = 10V 4.0V V 3.5V GS = 3.5V 2 4.5V 60 1.8 1.6 4.0V 40 1.4
, NORMALIZED
4.5V 5.0V
, DRAIN CURRENT (A) DS(ON)
20 1.2
I D R
6.0V 3.0V 1 10V
DRAIN-SOURCE ON-RESISTANCE
0 0.8 0 0.5 1 1.5 0 20 40 60 80
VDS, DRAIN-SOURCE VOLTAGE (V) I , DRAIN CURRENT (A) D Figure 1. On-Region Characteristics. Figure 2. On-Resistance Variation with Drain Current and Gate Voltage.
1.6 0.01 I = 18A D I = 9A V = 10V D GS 1.4 0.008 1.2 0.006 T = 125oC A
, NORMALIZED
1 0.004 T = 25oC
DS(ON) , ON-RESISTANCE (OHM)
A
R
0.8 0.002
DS(ON)R DRAIN-SOURCE ON-RESISTANCE
0.6 0 -50 -25 0 25 50 75 100 125 150 2 4 6 8 10
TJ, JUNCTION TEMPERATURE (oC) VGS, GATE TO SOURCE VOLTAGE (V) Figure 3. On-Resistance Variation with Figure 4. On-Resistance Variation with Temperature. Gate-to-Source Voltage.
80 100 VGS = 0V VDS = 5V 10 60 T = 125oC A 1 25oC 40 0.1 TA =125oC -55oC 25oC 0.01
, DRAIN CURRENT (A)
20
I D
-55oC 0.001
, REVERSE DRAIN CURRENT (A) I S
0 0.0001 2 2.5 3 3.5 4 0 0.2 0.4 0.6 0.8 1 1.2
VGS, GATE TO SOURCE VOLTAGE (V) VSD, BODY DIODE FORWARD VOLTAGE (V) Figure 5. Transfer Characteristics. Figure 6. Body Diode Forward Voltage Variation with Source Current and Temperature.
FDS7788 Rev F(W)