ADP3310 Analog Devices, ADP3310 Datasheet - Page 3

• Manufacturer Part Number: ADP3310
• Description: Precision Voltage Regulator Controller
• Manufacturer: Analog Devices

Model
ADP3310AR-2.8
ADP3310AR-3
ADP3310AR-3.3
ADP3310AR-5
*SO = Small Outline. Contact the factory for the availability of other output
Refer to the ADP3319 data sheet for 1.8 V and 2.5 V output voltage options.
Refer to the ADP3328 data sheet for adjustable output version.
Pin
SO-8
1
2, 6
3
4
5
7
8
REV. A
voltage options from 5 V to 16.5 V.
PMOS
Manufacturer
R
I
P
Derating Factor
Package
D
Name
IS
NC
GATE
V
V
GND
EN
D
DS(ON)
IN
OUT
Continuous @ 25 C
@ 25 C
PIN FUNCTION DESCRIPTIONS
negative terminal of the sense resistor as
well as the Power MOSFET’s source pin.
IS must be tied to V
limit feature is not used.
terminal connection of the current sense
resistor.
connected to the MOSFET’s drain and
directly to the load for optimal load regula-
tion. Bypass to ground with a 10 F or
larger capacitor.
system ground closest to the load.
tying the pin to the input voltage will enable
the output. Pulling this pin low will disable
the regulator output.
Function
Current Sense. Connected to the more
No Connect.
Gate Drive for the external MOSFET.
Input Voltage. This is also the positive
Output Voltage Sense. This pin is
Device Ground. This pin should be tied to
Enable. Pulling this pin to a logic High or
ORDERING GUIDE
Output Voltage
2.8 V
3 V
3.3 V
5 V
NDP6020P
Fairchild
0.075
–27 A @ V
75 W
0.5 W/ C
TO-220
IN
pin if the current
Package Option*
SO-8
SO-8
SO-8
SO-8
@ V
Table I. Alternate PMOS Devices
GS
GS
= –4.5 V
= –2.5 V
–3–
IRF7404
IR
0.06
–5.3 A @ V
1.6 W
0.011 W/ C
SO-8
@ V
GS
GS
= –4.5 V
= –2.7 V
PIN CONFIGURATION
GATE
NC
V
IS
IN
NC = NO CONNECT
1
2
3
4
(Not to Scale)
ADP3310
TOP VIEW
Si9434DY
Temic
0.06
–6.4 A
2.5 W
1.6 W @ 70 C
SO-8
SO-8
@ V
8
7
6
5
EN
GND
NC
V
GS
OUT
= –2.5 V
ADP3310