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Part No.	DPAD
Manufacturer	LINEAR
Size	205 Kbytes
Pages	2 pages
Description	MONOLITHIC DUAL PICO AMPERE DIODES

Datasheet Summary with AI

# DPAD Series Monolithic Dual Pico Ampere Diodes

## Features

️· Direct replacement for Siliconix DPAD series diodes.
️· High on isolation (20fA).
️· Excellent capacitance matching (∆CR ≤ 0.2pF).

## Absolute Maximum Ratings

️· Maximum Temperatures:
- Storage Temperature: -65 to +150 °C
- Operating Junction Temperature: -55 to +135 °C
️· Maximum Power Dissipation: Continuous Power Dissipation (DPAD): 500mW
️· Maximum Currents: Forward Current (DPAD): 50mA

## Common Electrical Characteristics

Symbol Characteristic Min Typ Max Units Conditions

BVR Reverse Breakdown Voltage DPAD1: -45 V IR = -1µA

VF Forward Voltage 0.8 1.5 V IF = 1mA

∆CR Differential Capacitance DPAD1: 0.2 pF VR1 = VR2 = -5V, f = 1MHz

Crss Total Reverse Capacitance DPAD1: 0.8 pF VR = -5V, f = 1MHz

## Specific Electrical Characteristics

Symbol Characteristic DPAD2 SSTDPAD2 Units Conditions

IR Maximum Reverse Leakage Current -2 -2 pA VR = -20V

IR Maximum Reverse Leakage Current -5 -5 pA VR = -20V

IR Maximum Reverse Leakage Current -10 -10 pA VR = -20V

IR Maximum Reverse Leakage Current -20 -20 pA VR = -20V

IR Maximum Reverse Leakage Current -50 -50 pA VR = -20V

IR Maximum Reverse Leakage Current -100 -100 pA VR = -20V

## Applications

️· Operational Amplifier Protection (Input Differential Voltage limited to 0.8V typ)
️· Sample and Hold Circuits (Reduces offset voltages)

## Notes

️· The DPAD type number denotes maximum reverse current value in picoamperes.
️· Devices with intermediate IR values are available upon request.

Symbol	Characteristic	Min	Typ	Max	Units	Conditions
BVR	Reverse Breakdown Voltage	DPAD1: -45			V	IR = -1µA
VF	Forward Voltage		0.8	1.5	V	IF = 1mA
∆CR	Differential Capacitance	DPAD1: 0.2			pF	VR1 = VR2 = -5V, f = 1MHz
Crss	Total Reverse Capacitance	DPAD1: 0.8			pF	VR = -5V, f = 1MHz

Symbol	Characteristic	DPAD2	SSTDPAD2	Units	Conditions
IR	Maximum Reverse Leakage Current	-2	-2	pA	VR = -20V
IR	Maximum Reverse Leakage Current	-5	-5	pA	VR = -20V
IR	Maximum Reverse Leakage Current	-10	-10	pA	VR = -20V
IR	Maximum Reverse Leakage Current	-20	-20	pA	VR = -20V
IR	Maximum Reverse Leakage Current	-50	-50	pA	VR = -20V
IR	Maximum Reverse Leakage Current	-100	-100	pA	VR = -20V