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271-AB

  • 271-AB
  • 271-AB
271-AB
HEAT SINK
Military Spec
HEATSINK TO-220
-
YES
Si827x Data Sheet
4 Amp ISOdriver with High Transient (dV/dt) Immunity
The Si827x isolators are ideal for driving power switches used in a wide variety of power
supply, inverter, and motor control applications. The Si827x isolated gate drivers utilize
Silicon Laboratories' proprietary silicon isolation technology, supporting up to 2.5
kVRMS withstand voltage per UL1577 and VDE0884. This technology enables industry
leading common-mode transient immunity (CMTI), tight timing specifications, reduced
variation with temperature and age, better part-to-part matching, and extremely high reli-
ability. It also offers unique features such as separate pull-up/down outputs, driver shut-
down on UVLO fault, and precise dead time programmability. The Si827x series offers
longer service life and dramatically higher reliability compared to opto-coupled gate driv-
ers.
The Si827x drivers utilize Silicon Labs' proprietary silicon isolation technology, which
provides up to 2.5 kVRMS withstand voltage per UL1577 and fast 60 ns propagation
times. Driver outputs can be grounded to the same or separate grounds or connected to
a positive or negative voltage. The TTL level compatible inputs with >400 mV hysteresis
are available in individual control input (Si8271/2/3/5) or PWM input (Si8274) configura-
tions. High integration, low propagation delay, small installed size, flexibility, and cost-
effectiveness make the Si827x family ideal for a wide range of isolated MOSFET/IGBT
and SiC or GaN FET gate drive applications.
Applications:
Switch-mode Power Supplies
Solar Power Inverters
Motor control and drives
Uninterruptible Power Supplies
High-Power Class D Amplifiers
Safety Regulatory Approvals (Pending):
UL 1577 recognized
Up to 2500 Vrms for 1 minute
CSA component notice 5A approval
IEC 60950-1 (reinforced insulation)
VDE certification conformity
VDE 0884 Part 10
CQC certification approval
GB4943.1
KEY FEATURES
Single, dual, or high-side/low-side drivers
Single PWM or dual digital inputs
High dV/dt immunity:
200 kV/µs CMTI
400 kV/µs Latch-up
Separate pull-up/down outputs for slew rate
control
Wide supply range:
Input supply: 2.5–5.5 V
Driver supply: 4.2–30 V
Very low jitter of 200 ps p-p
60 ns propagation delay (max)
Dedicated enable pin
Silicon Labs’ high performance isolation
technology:
Industry leading noise immunity
High speed, low latency and skew
Best reliability available
Compact packages:
8-pin SOIC
16-pin SOIC
5 x 5 mm LGA-14
Industrial temperature range:
–40 to 125 °C
AEC-Q100 Qualified
silabs.com | Smart. Connected. Energy-friendly. Preliminary Rev. 0.5
This information applies to a product under development. Its characteristics and specifications are subject to change without notice.
1. Ordering Guide
Table 1.1. Si827x Ordering Guide
Ordering
Part Number
Inputs Driver
Configuration
Output
UVLO
Integrated
Deglitcher
Dead Time
Adjustable
Range
Low
Jitter
Package Isolation
Rating
Products Available Now
Si8271AB-IS VI Single 5 N N/A Y SOIC-8 NB 2.5 kVrms
Si8271BB-IS VI Single 8 N N/A Y SOIC-8 NB 2.5 kVrms
Si8271DB-IS VI Single 12 N N/A Y SOIC-8 NB 2.5 kVrms
Si8271GB-IS VI Single 3 N N/A Y SOIC-8 NB 2.5 kVrms
Si8273AB-IS1 VIA/VIB HS/LS 5 N N/A Y SOIC-16 NB 2.5 kVrms
Si8273ABD-IS1 VIA/VIB HS/LS 5 Y N/A N SOIC-16 NB 2.5 kVrms
Si8273AB-IM VIA/VIB HS/LS 5 N N/A Y 5x5mm
LGA-14
2.5 kVrms
Si8273ABD-IM VIA/VIB HS/LS 5 Y N/A N 5x5mm
LGA-14
2.5 kVrms
Si8273DB-IS1 VIA/VIB HS/LS 12 N N/A Y SOIC-16 NB 2.5 kVrms
Si8273DBD-IS1 VIA/VIB HS/LS 12 Y N/A N SOIC-16 NB 2.5 kVrms
Si8273GB-IS1 VIA/VIB HS/LS 3 N N/A Y SOIC-16 NB 2.5 kVrms
Si8273GBD-IS1 VIA/VIB HS/LS 3 Y N/A N SOIC-16 NB 2.5 kVrms
Si8273BB-IS1 VIA/VIB HS/LS 8 N N/A Y SOIC-16 NB 2.5 kVrms
Si8273BBD-IS1 VIA/VIB HS/LS 8 Y N/A N SOIC-16 NB 2.5 kVrms
Si8274AB1-IS1 PWM HS/LS 5 N 10-200 Y SOIC-16 NB 2.5 kVrms
Si8274AB4D-IS1 PWM HS/LS 5 Y 20-700 N SOIC-16 NB 2.5 kVrms
Si8274AB1-IM PWM HS/LS 5 N 10-200 Y 5x5mm
LGA-14
2.5 kVrms
Si8274AB4D-IM PWM HS/LS 5 Y 20-700 N 5x5mm
LGA-14
2.5 kVrms
Si8274BB1-IS1 PWM HS/LS 8 N 10-200 Y SOIC-16 NB 2.5 kVrms
Si8274DB1-IS1 PWM HS/LS 12 N 10-200 Y SOIC-16 NB 2.5 kVrms
Si8274GB1-IS1 PWM HS/LS 3 N 10-200 Y SOIC-16 NB 2.5 kVrms
Si8274GB4D-IS1 PWM HS/LS 3 Y 20-700 N SOIC-16 NB 2.5 kVrms
Si8274GB1-IM PWM HS/LS 3 N 10-200 Y 5x5mm
LGA-14
2.5 kVrms
Si8274GB4D-IM PWM HS/LS 3 Y 20-700 N 5x5mm
LGA-14
2.5 kVrms
Si8275GB-IS1 VIA/VIB Dual 3 N N/A Y SOIC-16 NB 2.5 kVrms
Si8275GBD-IS1 VIA/VIB Dual 3 Y N/A N SOIC-16 NB 2.5 kVrms
Si8275AB-IM VIA/VIB Dual 5 N N/A Y 5x5mm
LGA-14
2.5 kVrms
Si827x Data Sheet
Ordering Guide
silabs.com | Smart. Connected. Energy-friendly. Preliminary Rev. 0.5 | 1
Ordering
Part Number
Inputs Driver
Configuration
Output
UVLO
Integrated
Deglitcher
Dead Time
Adjustable
Range
Low
Jitter
Package Isolation
Rating
Si8275ABD-IM VIA/VIB Dual 5 Y N/A N 5x5mm
LGA-14
2.5 kVrms
Contact Silicon Labs Sales for These Options
Si8271ABD-IS VI Single 5 Y N/A N SOIC-8 NB 2.5 kVrms
Si8271BBD-IS VI Single 8 Y N/A N SOIC-8 NB 2.5 kVrms
Si8271DBD-IS VI Single 12 Y N/A N SOIC-8 NB 2.5 kVrms
Si8271GBD-IS VI Single 3 Y N/A N SOIC-8 NB 2.5 kVrms
Si8273BB-IS1 VIA/VIB HS/LS 8 N N/A Y SOIC-16 NB 2.5 kVrms
Si8273BBD-IS1 VIA/VIB HS/LS 8 Y N/A N SOIC-16 NB 2.5 kVrms
Si8274BB4D-IS1 PWM HS/LS 8 Y 20-700 N SOIC-16 NB 2.5 kVrms
Si8274DB4D-IS1 PWM HS/LS 12 Y 20-700 N SOIC-16 NB 2.5 kVrms
Si8275AB-IS1 VIA/VIB Dual 5 N N/A Y SOIC-16 NB 2.5 kVrms
Si8275ABD-IS1 VIA/VIB Dual 5 Y N/A N SOIC-16 NB 2.5 kVrms
Si8275BB-IS1 VIA/VIB Dual 8 N N/A Y SOIC-16 NB 2.5 kVrms
Si8275BBD-IS1 VIA/VIB Dual 8 Y N/A N SOIC-16 NB 2.5 kVrms
Si8275DB-IS1 VIA/VIB Dual 12 N N/A Y SOIC-16 NB 2.5 kVrms
Si8275DBD-IS1 VIA/VIB Dual 12 Y N/A N SOIC-16 NB 2.5 kVrms
Si8275BB-IM VIA/VIB Dual 8 N N/A Y 5x5mm
LGA-14
2.5 kVrms
Si8275BBD-IM VIA/VIB Dual 8 Y N/A N 5x5mm
LGA-14
2.5 kVrms
Si8275DB-IM VIA/VIB Dual 12 N N/A Y 5x5mm
LGA-14
2.5 kVrms
Si8275DBD-IM VIA/VIB Dual 12 Y N/A N 5x5mm
LGA-14
2.5 kVrms
Si8275GB-IM VIA/VIB Dual 3 N N/A Y 5x5mm
LGA-14
2.5 kVrms
Si8275GBD-IM VIA/VIB Dual 3 Y N/A N 5x5mm
LGA-14
2.5 kVrms
Si8275DA-IM VIA/VIB Dual 12 N N/A Y 5x5mm
LGA-14
1 kVrms
Si8275DAD-IM VIA/VIB Dual 12 Y N/A N 5x5mm
LGA-14
1 kVrms
Si827x Data Sheet
Ordering Guide
silabs.com | Smart. Connected. Energy-friendly. Preliminary Rev. 0.5 | 2

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Military Spec
HEATSINK TO-220 TOP MNT BLK
LORCH MICROWAVE
OSCILLATEK
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