PF08103A
PF08103A is MOS FET Power Amplifier Module for E-GSM900 and DCS1800 Dual Band Handy Phone manufactured by Hitachi Semiconductor.
Features
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- - 1 in / 2 out dual band amplifier Simple external circuit including output matching circuit Simple band switching and power control High gain 3stage amplifier : +4.5 d Bm input Lead less thin & Small package : 11 × 13.75 × 1.8 mm High efficiency : 48% Typ at 34.5 d Bm for E-GSM 36% Typ at 31.5 d Bm for DCS1800
Internal Circuit Block Diagram
Vdd1 Vdd2
Pout GSM Pin Pout DCS
Bias circuit
VCTL
VCTL
Vapc
Band Select and Power Control (H: 2 V Min, L: 0.3 V Max)
Operating Mode GSM Tx ON DCS Tx ON Tx OFF VCTL H L L VCTL L H L Vapc Control Control < 0.2 V
Current of Control Pin
Control Pin VCTL Equivalent Input Circuit Control Current 160 µA Max at 3 V
VCTL
80 µA Max at 3 V
Vapc
3 m A Max at 3 V
Internal Diagram and External Circuit
4 Pout GSM 8 Pin 5 Pout DCS Z1 Bias circuit 6 Vdd1 VCTL C3 C1 FB Pin Vdd1 VCTL FB VCTL 1 VCTL C5 2 Vapc C6 7 Vdd2 C7 C2 FB Vapc Vdd2 Pout DCS Pout GSM C4 3 Z2 Z3
Note: C1 = C2 = 4.7 µF TANTALUM ELECTROLYTE C3 = C4 = 0.01 µF CERAMIC CHIP C5 = C6 = C7 = 1000 p F CERAMIC CHIP FB = FERRITE BEAD BLO1RN1-A62-001 (MURATA) or equivalent Z1 = Z2 = Z3 = 50 Ω MICRO STRIP LINE
Absolute Maximum Ratings (Tc = 25°C)
Item Supply voltage Supply current Symbol VDD I DD GSM I DD DCS VCTL , VCTL voltage Vapc voltage Input power Operating case temperature Storage temperature Output power VCTL, VCTL Vapc Pin Tc (op) Tstg Pout GSM Pout DCS Rating 8.5 3 3 4 4 10
- 30 to +100
- 30 to +100 5 3 Unit V A A V V d Bm °C °C W W
Note: The maximum ratings shall be valid over both the E-GSM-band (880-915 MHz), and the DCS-band (1710-1785 MHz).
Electrical Characteristics for DC (Tc = 25°C)
Item Drain cutoff current Symbol Ids Min
- - Typ
- - Max 20 300 Unit µA µA Test Condition Vdd = 6.0 V, Vapc = 0 V, VCTL = 0 V, VCTL = 0 V Vdd = 8.5 V, Vapc = 0 V, VCTL = 0 V, VCTL = 0 V, Tc =
- 20 to +80°C VCTL = 3.0 V VCTL = 3.0 V
VCTL control current VCTL control current
I CTL I CTL
- -
100 50
160 80
µA...