TLP7920,TLP7920F
Photocouplers
Optically Isolation Amplifiers
TLP7920,TLP7920F
1. Applications
•
Motor phase and rail current sensing
•
Power inverter current and voltage sensing
2. General
The TLP7920 and TLP7920F of isolation amplifiers is designed for current sensing in electronic motor drives. In
a typical implementation, motor currents flow through an external resistor and the resulting analog voltage drop
is sensed by the TLP7920 or TLP7920F.
3. Features
(1)
Output side supply voltage: 3.0 to 5.5 V
(2)
Output side supply current: 6.2 mA (typ.)
(3)
Operating temperature range: -40 to 105
(4)
Common-mode transient immunity: 15 kV/µs (min)
(5)
Safety standards
UL-approved: UL1577, File No.E67349
cUL-approved: CSA Component Acceptance Service No.5A File No.E67349
VDE-approved: EN60747-5-5, EN60065 or EN60950-1 (Note 1)
Note 1: When a VDE approved type is needed, please designate the Option (D4)
(D4).
Start of commercial production
©2016 Toshiba Corporation
1
2015-09
2016-05-23
Rev.2.0
TLP7920,TLP7920F
4. Packaging (Note)
TLP7920
TLP7920(LF1,TP1)
11-10C401S
11-10C4S
TLP7920F
11-10C405S
TLP7920F(LF4,TP4)
11-10C402S
Note:
TLP7920(LF5,TP5)
11-10C404S
Through-hole type: TLP7920, TLP7920F
Lead forming option: (LF1),(LF4),(LF5)
Taping option: (TP1),(TP4),(TP5)
©2016 Toshiba Corporation
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Rev.2.0
TLP7920,TLP7920F
5. Pin Assignment
5.1. Pin Functions
Pin No.
Symbol
Description
1
VDD1
Input side supply voltage
2
VIN+
Positive input
3
VIN-
Negative input
4
GND1
Input side ground
5
GND2
Output side ground
6
VOUT-
Negative output
7
VOUT+
Positive output
8
VDD2
Output side supply voltage
6. Internal Circuit (Note)
Note:
A 0.1 µF bypass capacitor must be connected between 1 and 4 pins and between 5 and 8 pins.
7. Principle of Operation
7.1. Mechanical Parameters
7.62-mm Pitch
TLP7920
10.16-mm Pitch
TLP7920F
Unit
Creepage distances
7.0 (min)
8.0 (min)
mm
Clearance
7.0 (min)
8.0 (min)
Internal isolation thickness
0.4 (min)
0.4 (min)
Characteristics
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TLP7920,TLP7920F
8. Absolute Maximum Ratings (Note) (Unless otherwise specified, Ta = 25 )
Characteristics
Symbol
Supply Voltages
Note
Rating
Unit
V
VDD1, VDD2
-0.5 to 6
Steady-state input voltages
VIN+, VIN-
-0.5 to VDD1 + 0.5
Two-second transient input voltages
VIN+, VIN-
Input power dissipation
-0.5 to 6
PD
Output voltages
(Note 1)
72
VOUT+, VOUT-
-0.5 to 6
V
60
mW
Topr
-40 to 105
Tstg
-55 to 125
Output power dissipation
PO
Operating temperature
Storage temperature
Lead soldering temperature
Isolation voltage
mW
(Note 1)
(10 s)
Tsol
(Note 2)
260
AC, 60 s, R.H. ≤ 60 %
BVS
(Note 3)
5000
Vrms
Note:
Using continuously under heavy loads (e.g. the application of high temperature/current/voltage and the
significant change in temperature, etc.) may cause this product to decrease in the reliability significantly even
if the operating conditions (i.e. operating temperature/current/voltage, etc.) are within the absolute maximum
ratings.
Please design the appropriate reliability upon reviewing the Toshiba Semiconductor Reliability Handbook
("Handling Precautions"/"Derating Concept and Methods") and individual reliability data (i.e. reliability test
report and estimated failure rate, etc).
Note: Ceramic capacitors (0.1 µF) should be connected between 1 and 4 pins and between 5 and 8 pins to stabilize
the operation. Otherwise, this photocoupler may not switch properly. The bypass capacitors should be placed
as close as possible to each pin.
Note 1: Input power dissipation derating(Ta≥ 114.2 ): -6.7 mW/
Output power dissipation derating(Ta≥ 116.0 ): -6.7 mW/
Note 2: ≥ 2 mm below seating plane.
Note 3: This device is considered as a two-terminal device: Pins 1, 2, 3 and 4 are shorted together, and pins 5, 6, 7
and 8 are shorted together.
9. Recommended Operating Conditions (Note)
Characteristics
Symbol
Note
Min
Typ.
Max
Unit
V
Input side supply voltage
VDD1
4.5
5
5.5
Output side supply voltage
VDD2
3.0
5.5
-200
200
mV
-40
105
Analog input voltage
VIN+, VIN-
Ambient temperature
Ta
(Note 1),
(Note 2)
Note:
The recommended operating conditions are given as a design guide necessary to obtain the intended
performance of the device. Each parameter is an independent value. When creating a system design using
this device, the electrical characteristics specified in this datasheet should also be considered.
Note 1: FSR = ±300 mV
Note 2: When either VIN+ or VIN- or both are equal to or greater than VDD1 - 2 V (e.g., if VDD1 = 5 V, when VIN+ and/or
VIN- are equal to or greater than 5 V - 2 V = 3 V), isolation amplifiers go into one of the test modes. Do not
raise either VIN+ or VIN- above this voltage to keep the device in functional mode.
©2016 Toshiba Corporation
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TLP7920,TLP7920F
10. Electrical Characteristics
10.1. DC Characteristics (Unless otherwise specified, Ta = -40 to 105 ,
VDD1 = 4.5 to 5.5 V, VDD2 = 3.0 to 5.5 V, VIN+ = -200 to 200 mV, VIN- = 0 V)
Characteristics
Input offset voltage
Input offset voltage drift vs ambient
temperature
Symbol
Note
VOS
Test Condition
Ta = 25
Min
Typ.
Max
Unit
-0.7
0.73
2.1
mV
3
10
µV/
120
µV/V
V/V
|dVOS/dTa|
Input offset voltage drift vs input side |dVOS/dVDD1|
supply voltage
Gain (Rank B)
G0
(Note 1) Ta = 25
Gain (Rank A)
G1
(Note 1) Ta = 25
Gain (None)
G3
(Note 1) Ta = 25
0.00012
V/V/
0.02
0.13
%
0.00007
%/
0.01
0.06
%
V
Gain drift vs ambient temperature
VOUT non-linearity (±200 mV)
|dG/dTa|
NL200
(Note 2) VIN+ = -200 to 200 mV,
Ta = 25
VOUT non-linearity (±200 mV) drift vs |dNL200/dTa|
ambient temperature
VOUT non-linearity (±100 mV)
High-level output voltage
Low-level output voltage
Input common-mode rejection ratio
NL100
(Note 2) VIN+ = -100 to 100 mV,
Ta = 25
VOH
VIN+ = 400 mV, Ta = 25
2.497
VOL
VIN+ = -400 mV, Ta = 25
0.0009
80
CMRRIN
dB
Input bias current
IIN+
VIN+ = 0 V, Ta = 25
-1
-0.055
µA
Input side supply current (VDD1)
IDD1
VIN+ = 0 V
8.6
12
mA
Output side supply current (VDD2)
IDD2
VIN+ = 0 V
6.2
10
mA
Equivalent input resistance
RIN
80
kΩ
Note 1: See Chapter 10.1.1 for gain rank values.
Note 2: The slope of the optimum line is derived by the method of least squares between differential input voltage
(VIN+ - VIN-) and differential output voltage (VOUT+ - VOUT-). Nonlinearity is defined as a fraction of the half of
the peak-to-peak value of differential output voltage deviation divided by the full-scale differential output voltage
(OVR).
10.1.1. Gain Rank (Note) (Unless otherwise specified, Ta = 25 )
Rank
None (±3 %)
Rank A (±1 %)
Rank B (±0.5 %)
Note:
Note:
(Min)
Gain
(Typ.)
(Max)
Blank, A, B
7.95
8.2
8.44
A, B
8.12
8.2
8.28
B
8.16
8.2
8.24
Gain Rank Marking
Unit
V/V
The gain is defined as the slope of the optimum line derived by the method of
least squares between differential input voltage (VIN+ - VIN-) and differential output
voltage (VOUT+ - VOUT-) in the recommended voltage range.
Specify both the part number and a rank in this format when ordering.
Example: TLP7920(B,F(O
For safety standard certification, however, specify the part number alone.
Example: TLP7920(B,F(O → TLP7920
©2016 Toshiba Corporation
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2016-05-23
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TLP7920,TLP7920F
10.2. AC Characteristics (Note) (Unless otherwise specified, Ta = -40 to 105 , VDD1 =
4.5 to 5.5 V, VDD2 = 3.0 to 5.5 V)
Characteristics
Symbol
Test Condition
Min
Typ.
Max
Unit
140
230
kHz
1.9
2.3
µs
VOUT bandwidth (-3 dB)
f-3dB
VIN+ = 400 mVp-p, sine wave
VIN to VOUT propagation delay time
(10 %-10 %)
tpD10
VIN+ = 0 to 200 mV/µs step
CL = 15 pF
VIN to VOUT propagation delay time
(50 %-50 %)
tpD50
2.3
2.6
VIN to VOUT propagation delay time
(90 %-90 %)
tpD90
2.8
3.3
tr
1.7
VOUT rise time
VOUT fall time
tf
Common-mode transient immunity
Note:
CMTI
1.7
15
20
kV/µs
Min
Typ.
Max
Unit
1.0
pF
1014
Ω
5000
Vrms
AC, 1 s in oil
10000
DC, 60 s in oil
10000
VCM = 1 kV, Ta = 25
All typical values are at Ta = 25 .
CL is approximately 15 pF which includes probe and stray wiring capacitance.
11. Isolation Characteristics (Unless otherwise specified, Ta = 25 )
Characteristics
Symbol
Total capacitance (input to output)
CS
Isolation resistance
Isolation voltage
RS
BVS
Note
Test Condition
(Note 1) VS = 0 V, f = 1 MHz
(Note 1) VS = 500 V, R.H. ≤ 60 %
(Note 1) AC, 60 s
1×
1012
Vdc
Note 1: This device is considered as a two-terminal device: Pins 1, 2, 3 and 4 are shorted together, and pins 5, 6, 7
and 8 are shorted together.
©2016 Toshiba Corporation
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2016-05-23
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TLP7920,TLP7920F
12. Characteristics Curves (Note)
Fig. 12.1 VOS - VDD1
Fig. 12.2 VOS - VDD2
Fig. 12.3 VOS - Ta
Fig. 12.4 G - VDD1
Fig. 12.5 G - VDD2
Fig. 12.6 G - Ta
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TLP7920,TLP7920F
Fig. 12.7 NL - Ta
Fig. 12.8 VOUT - VIN+
Fig. 12.9 IIN+ - VIN+
Fig. 12.10 RIN - Ta
Fig. 12.11 G[dB] - f
Fig. 12.12 Switching time - Ta
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TLP7920,TLP7920F
Fig. 12.13 IDD - VIN+
Note:
The above characteristics curves are presented for reference only and not guaranteed by production test,
unless otherwise noted.
©2016 Toshiba Corporation
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2016-05-23
Rev.2.0
TLP7920,TLP7920F
13. Soldering and Storage
13.1. Precautions for Soldering
The soldering temperature should be controlled as closely as possible to the conditions shown below, irrespective
of whether a soldering iron or a reflow soldering method is used.
•
When using soldering reflow.
The soldering temperature profile is based on the package surface temperature.
(See the figure shown below, which is based on the package surface temperature.)
Reflow soldering must be performed once or twice.
The mounting should be completed with the interval from the first to the last mountings being 2 weeks.
Fig. 13.1.1 An Example of a Temperature Profile When Lead(Pb)-Free Solder Is Used
•
When using soldering flow
Preheat the device at a temperature of 150 (package surface temperature) for 60 to 120 seconds.
Mounting condition of 260 within 10 seconds is recommended.
Flow soldering must be performed once.
•
When using soldering Iron
Complete soldering within 10 seconds for lead temperature not exceeding 260 or within 3 seconds not
exceeding 350
Heating by soldering iron must be done only once per lead.
13.2. Precautions for General Storage
•
Avoid storage locations where devices may be exposed to moisture or direct sunlight.
•
Follow the precautions printed on the packing label of the device for transportation and storage.
•
Keep the storage location temperature and humidity within a range of 5 to 35 and 45 % to 75 %,
respectively.
•
Do not store the products in locations with poisonous gases (especially corrosive gases) or in dusty
conditions.
•
Store the products in locations with minimal temperature fluctuations. Rapid temperature changes during
storage can cause condensation, resulting in lead oxidation or corrosion, which will deteriorate the
solderability of the leads.
•
When restoring devices after removal from their packing, use anti-static containers.
•
Do not allow loads to be applied directly to devices while they are in storage.
•
If devices have been stored for more than two years under normal storage conditions, it is recommended
that you check the leads for ease of soldering prior to use.
©2016 Toshiba Corporation
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2016-05-23
Rev.2.0
TLP7920,TLP7920F
14. Land Pattern Dimensions (for reference only)
Unit : mm
TLP7920
TLP7920F
Fig. 14.1 Lead forming and taping option
(LF1), (TP1), (LF5), (TP5)
Fig. 14.2 Lead forming and taping option
(LF4), (TP4)
15. Marking
TLP7920
Note:
TLP7920F
A different marking is used for photocouplers that have been qualified according to option (D4) of EN60747.
See Fig.16.3 and Fig.16.4.
©2016 Toshiba Corporation
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2016-05-23
Rev.2.0
TLP7920,TLP7920F
16. EN60747-5-5 Option (D4) Specification
•
Example: TLP7920 (Note 1)
•
The following part naming conventions are used for the devices that have been qualified according to
option (D4) of EN60747.
Example: TLP7920(D4ATP1,F(O
D4: EN60747 option
A: Gain Rank
TP1: Tape type
F: [[G]]/RoHS COMPATIBLE (Note 2)
(O: Domestic ID (Country / Region of origin: Japan)
Note 1: Use TOSHIBA standard type number for safety standard application.
e.g., TLP7920(D4ATP1,F(O → TLP7920
Note 2: Please contact your Toshiba sales representative for details on environmental information such as the product's
RoHS compatibility.
RoHS is the Directive 2011/65/EU of the European Parliament and of the Council of 8 June 2011 on the
restriction of the use of certain hazardous substances in electrical and electronics equipment.
Fig. 16.1 EN60747 Insulation Characteristics
©2016 Toshiba Corporation
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2016-05-23
Rev.2.0
TLP7920,TLP7920F
Insulation Related Specifications (Note)
Note:
Note:
If a printed circuit is incorporated, the creepage distance and clearance may be reduced below this value.
(e.g., at a standard distance between soldering eye centers of 7.5 mm). If this is not permissible, the user shall
take suitable measures.
This photocoupler is suitable for safe electrical isolation only within the safety limit data.
Maintenance of the safety data shall be ensured by means of protective circuits.
Fig. 16.2 Marking on Packing for EN60747
TLP7920
TLP7920F
Fig. 16.3 Marking Example (Note)
Note:
Fig. 16.4 Marking Example (Note)
The above marking is applied to the photocouplers that have been qualified according to option (D4) of EN60747.
©2016 Toshiba Corporation
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TLP7920,TLP7920F
Fig. 16.5 Measurement Procedure
©2016 Toshiba Corporation
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TLP7920,TLP7920F
Package Dimensions
Unit: mm
TLP7920
Weight: 0.54 g (typ.)
Package Name(s)
TOSHIBA: 11-10C4S
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TLP7920,TLP7920F
Package Dimensions
Unit: mm
TLP7920(LF1,TP1)
Weight: 0.53 g (typ.)
Package Name(s)
TOSHIBA: 11-10C401S
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TLP7920,TLP7920F
Package Dimensions
Unit: mm
TLP7920(LF5,TP5)
Weight: 0.53 g (typ.)
Package Name(s)
TOSHIBA: 11-10C405S
©2016 Toshiba Corporation
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TLP7920,TLP7920F
Package Dimensions
Unit: mm
TLP7920F
Weight: 0.54 g (typ.)
Package Name(s)
TOSHIBA: 11-10C402S
©2016 Toshiba Corporation
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TLP7920,TLP7920F
Package Dimensions
Unit: mm
TLP7920F(LF4,TP4)
Weight: 0.53 g (typ.)
Package Name(s)
TOSHIBA: 11-10C404S
©2016 Toshiba Corporation
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TLP7920,TLP7920F
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information, including without limitation, this document, the specifications, the data sheets and application notes for Product and the
precautions and conditions set forth in the "TOSHIBA Semiconductor Reliability Handbook" and (b) the instructions for the application
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