CS8156 Cherry Semiconductor Corporation, CS8156 Datasheet

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CS8156

Manufacturer Part Number
CS8156
Description
12V/ 5V Low Dropout Dual Regulator with ENABLE
Manufacturer
Cherry Semiconductor Corporation
Datasheet

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Company
Part Number
Manufacturer
Quantity
Price
Part Number:
CS8156YT5G
Manufacturer:
INFINEON
Quantity:
5 000
Rev. 2/19/98
ENABLE
The CS8156 is a low dropout 12V/5V
dual output linear regulator. The 12V
± 5% output sources 750mA and the 5V
±2.0% output sources 100mA.
The on board ENABLE function con-
trols the regulatorÕs two outputs. When
the ENABLE lead is low, the regulator
is placed in SLEEP mode. Both outputs
are disabled and the regulator draws
only 200nA of quiescent current.
Internal Power Dissipation ..................................................Internally Limited
Operating Temperature Range................................................-40¡C to +125¡C
Junction Temperature Range...................................................-40¡C to +150¡C
Storage Temperature Range ....................................................-65¡C to +150¡C
Lead Temperature Soldering
Input Voltage
Gnd
V
12V, 5V Low Dropout Dual Regulator
IN
Operating Range .....................................................................-0.5V to 26V
Peak Transient Voltage (Load Dump = 46V) ....................................60V
Wave Solder (through hole styles only)..........10 sec. max, 260¡C peak
+
-
Reference
Shutdown
Bandgap
Thermal
Pre-Regulator
Absolute Maximum Ratings
Description
Block Diagram
Over Voltage
Shutdown
with ENABLE
+
-
The regulator is protected against over-
voltage conditions. Both outputs are
protected against short circuit and ther-
mal runaway conditions.
The CS8156 is packaged in a 5 lead
TOÐ220 with copper tab. The copper
tab can be connected to a heat sink if
necessary.
+
-
CS8156
Anti-Saturation
Anti-Saturation
Current Limit
Current Limit
and
and
1
V
V
OUT
OUT
2
, 5V
1
, 12V
2000 South County Trail, East Greenwich, RI 02818
Tel: (401)885-3600 Fax: (401)885-5786
Cherry Semiconductor Corporation
Web Site: www.cherry-semi.com
Two regulated outputs
Very low SLEEP mode
current drain 200nA
Fault Protection
CMOS Compatible
ENABLE
Email: info@cherry-semi.com
Package Options
Tab (Gnd)
1
12V ±5.0%; 750mA
Reverse Battery
+60V, -50V Peak
Transient Voltage
Short Circuit
Thermal Shutdown
5V ±2.0%; 100mA
Features
5 Lead TO-220
A
1 V
2 V
3 Gnd
4 ENABLE
5 V
I
OUT1
OUT2
N
¨
Company

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CS8156 Summary of contents

Page 1

... CS8156 with ENABLE The regulator is protected against over- voltage conditions. Both outputs are protected against short circuit and ther- mal runaway conditions. The CS8156 is packaged lead TOÐ220 with copper tab. The copper tab can be connected to a heat sink if necessary. V OUT ...

Page 2

Electrical Characteristics for V OUT PARAMETER Output Stage(V ) OUT1 Output Voltage, V 13V ² V OUT1 Dropout Voltage I OUT1 I OUT1 Line Regulation 13V ² V Load Regulation 5mA ² I Quiescent Current I OUT1 I OUT1 Sleep ...

Page 3

Dropout Voltage vs I OUT2 2000 1800 1600 1400 1200 1000 800 600 400 200 100 150 I (mA) OUT V vs. Temperature OUT1 12.15 12.10 12.05 12.00 11.95 11.90 11.85 11.80 11.75 -40 - ...

Page 4

Typical Performance Characteristics: continued Line Transient Response (V OUT1 20 I OUT1 10 0 -10 - TIME (ms) Load Transient Response (V OUT1 150 100 50 0 -50 -100 -150 0.8 0.6 ...

Page 5

Typical Performance Characteristics: continued Quiescent Current vs Output Current for Load On 12V 14V -40ûC 6 25ûC 4 125û ...

Page 6

Dropout Voltage The input-output voltage differential at which the circuit ceases to regulate against further reduction in input voltage. Measured when the output voltage has dropped 100mV from the nominal value obtained at 14V input, dropout volt- age is dependent ...

Page 7

... Heat Sinks : QJA QJA QJC QCS QSA = the heatsinkÐtoÐambient thermal resistance. Test & Application Circuit C1* 0.1mF OUT1 CS8156 ENABLE V OUT2 Gnd required for stability. V OUT 1 V OUT 2 (3) and R QCS QSA + C2** 22mF + C3** 22mF ...

Page 8

... Ordering Information Part Number Description CS8156YT5 5 Lead TO-220 Straight CS8156YTVA5 5 Lead TO-220 Vertical CS8156YTHA5 5 Lead TO-220 Horizontal Rev. 2/19/98 Package Specification Thermal Data R QJC R QJA 1.40 (.055) 1.14 (.045) 4.83 (.190) 4.06 (.160) 2.87 (.113) 14.99 (.590) 2.62 (.103) 14.22 (.560) 6 ...

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