MABC-001000-DPS00L
GaN Bias Controller/Sequencer Module
Dual Supply: -8 to -3 V, +5 V
Rev. V1
Features
Robust GaN Protection at Any Power Up/Power
Down Sequence
Fixed Gate with Pulsed Drain Bias Voltage. Add-
On Module Allows for Gate Pulsing
Open Drain Output Current of ≤ 200 mA for
External MOSFET Switch Drive
30 dB Typical EMI/RFI Rejection at All I/O Ports
6.60 x 22.48 mm2 Package with 1 mm Pitch SMT
Leads
Target ≤ 500 ns Total Switch Transition Time
Low Power Dissipation < 100 mW
Gate Bias Output Current ≤ 50 mA for Heavy RF
Compression
Functional Schematic
GND GND
14 13
RoHS* Compliant and 260°C Reflow Compatible
1
2
3
4
5
GFB
NC
12 ENS
11 P4V
10 NC
-
+
-
+
Description
The MABC-001000-DPS00L is
Dissipation bias controller that provides proper gate
voltage and pulsed drain voltage biasing for a device
GCO
GCI
9
8
SWG
NC
a
Low Power
VGS
6
7
GND
NC
under test (DUT).
Applicable DUT’s include
Pin Configuration1
depletion-mode GaN (Gallium Nitride) or GaAs
(Gallium Arsenide) power amplifiers or HEMT
devices.
Pin No.
Label
Function
1
GFB
NC
Gate Voltage (-) Feedback
No Connection
The module also provides bias sequencing so that
pulsed drain voltage cannot be applied to a DUT
unless the negative gate bias voltage is present.
2,6,8,10
3
GCO
GCI
Gate Voltage (-) Control Output
Gate Voltage (-) Control Input
Gate (-) Supply Voltage
Ground
4
The applications section of this datasheet will show
how the module can be implemented for the
following two applications:
5
7,13,14
9
VGS
GND
SWG
P4V
ENS
Driver Output to MOS Switch Gate
+5 V VCC Input
Application Option 1: Fixed negative gate
biasing with pulsed drain biasing.
Application Option 2: Pulsed negative gate
biasing with pulsed drain biasing.
11
12
MOS Switch Enable TTL
1. This Configuration is for Fixed Gate Bias. Unused package
pins must be left open and not connected to ground.
Both of these application options will recommend the
external circuitry and p-Channel Power MOSFET.
Ordering Information
Part Number
Packaging
Tray
The MABC-001000-DP000L module can also be
installed onto an MABC-001000-PB2PPR evaluation
board for evaluation, test, and characterization
purposes.
MABC-001000-DPS00L
MABC-001000-DPS0TL
MABC-001000-PB2PPR
Tape & Reel2
Gate and Drain Pulsing
Evaluation Board3
2. Reference Application Note M513 for reel size information.
3. Specify eval. board configuration when ordering: Application
Option 1 or 2. See Applications Section for option details.
* Restrictions on Hazardous Substances,
European Union Directive 2011/65/EU.
1
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