TSH691
TSH691 is LOW COST 40MHz - 1GHz AMPLIFIER manufactured by STMicroelectronics.
DESCRIPTION
TSH691 is a low cost RF amplifier consisted of 2 stages, designed in advanced bipolar process, featuring high performances. An external bias current adjust allows to tune the output power and also to set the amplifier in power-down mode. The TSH691 is intended to RF consumer equipments in ISM band (remote controls, ASK transmitters) where cost is sensitive PIN CONNECTIONS (top view)
ORDER CODES
Part Number TSH691ID Temperature Range -35, +85 C o
Package D
- RF out
Vbias
GND 2 GND GND 3 4
7 VCC 6 GND
5 RF in
June 1998
1/10
SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol VCC1, VCC2, Vbias RF in RF out Toper Tstg Parameter Supply Voltages & Bias Voltage RF Input Power RF Output Power Operating Free Air Temperature Range Storage Temperature Range Value 5.5 +10 +21 -35 to +85 -65 to +150 Unit V d Bm d Bm o C o C
OPERATING CONDITIONS
Symbol VCC1, VCC2, Vbias Vbias RFsr Parameter Supply Voltages Bias Voltage RF Signal Range Value 1.5 to 5 0 to 6 40 to 1000 Unit V V MHz
ESD SENSITIVE DEVICE Handling Precautions Required
2/10
ELECTRICAL CHARACTERISTICS T amb = 25o C, VCC & Vbias = +2.7V, ZL = 50Ω
Parameter Min. Supply Current S21 (Vin = -20d Bm, f = 450MHz) S21 (Vin = -20d Bm, f = 900MHz) Output Power 1d B pression (f = 450MHz) 3rd Order Intercept Point (f = 430MHz) S12 (Reverse Isolation @ f = 400MHz) S11 (Input Return Loss @ f = 450MHz) S11 (Input Return Loss @ f = 900MHz) Noise Figure @ f = 450MHz Noise Figure @ f = 900MHz Rth(j-a) Junction Ambient Thermal Resistance For SO8 Package
All parameters with min. or max. figures are 100% tested.
TSH691 Typ. 46 20 23 17 12 22 -46 -15 -10 4.5 5.4 140 180 30 Max.
Unit m A d B d B d Bm d Bm d B d B d B d B d B o
C/W
SO8 PACKAGE THERMAL RESISTIVITY
Tamb (°C)
150 135 120 105 90 75 60 45 30 1 2 3
Vcc (V)
Rthmin Rthmax
DEVICE OVERSTRESSED
RIGHT BEHAVIOUR
DEFINITION Rth(j-a) Junction Ambient Thermal Resistance Maximum Die Juntion Temperature Tj (o C) (~ 150o C) o Tamb ( C) Ambient...